Viva64-EM
full
8
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/callsite.c
error
V526
The 'memcmp' function returns 0 if corresponding buffers are equal. Consider examining the condition for mistakes.
false
3

    if (num_flags && memcmp(cs1->arg_flags, cs2->arg_flags, num_flags))
        return 0;
------------
Viva64-EM
full
176
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/args.c
error
V591
Non-void function should return a value.
false
1
    }
}
#define autounbox(tc, type_flag, expected, result) do { \
------------
Viva64-EM
full
422
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/args.c
error
V591
Non-void function should return a value.
false
1
    }
}
void MVM_args_set_result_obj(MVMThreadContext *tc, MVMObject *result, MVMint32 frameless) {
------------
Viva64-EM
full
397
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/exceptions.c
error
V576
Incorrect format. Consider checking the fourth actual argument of the 'snprintf' function. The SIGNED integer type argument is expected.
false
3
        char            *line_number = MVM_malloc(16);
        snprintf(line_number, 16, "%d", annot ? annot->line_number : 1);
------------
Viva64-EM
full
448
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/exceptions.c
error
V614
Potentially uninitialized pointer 'ex' used.
false
1
    arr = MVM_repr_alloc_init(tc, tc->instance->boot_types.BOOTArray);
    cur_frame = ex->body.origin;
------------
Viva64-EM
full
587
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/exceptions.c
error
V614
Potentially uninitialized pointer 'ex' used.
false
1

    if (!ex->body.category)
        ex->body.category = MVM_EX_CAT_CATCH;
------------
Viva64-EM
full
639
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/exceptions.c
error
V614
Potentially uninitialized pointer 'ex' used.
false
1
    /* Check that everything is in place to do the resumption. */
    if (!ex->body.resume_addr)
        MVM_exception_throw_adhoc(tc, "This exception is not resumable");
------------
Viva64-EM
full
850
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/exceptions.c
error
V595
The 'tc->interp_cur_op' pointer was utilized before it was verified against nullptr. Check lines: 850, 875.
false
1
    ex = (MVMException *)MVM_repr_alloc_init(tc, tc->instance->boot_types.BOOTException);
    MVMROOT(tc, ex, {
        char      *c_message = MVM_malloc(1024);
850,875
------------
Viva64-EM
full
1
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/interp.c
error
V006
File cannot be processed. Analysis aborted by timeout.
false
0
------------
Viva64-EM
full
242
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/compunit.c
error
V591
Non-void function should return a value.
false
2
    }
}
------------
Viva64-EM
full
374
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/bytecode.c
error
V525
The code containing the collection of similar blocks. Check items '1', '2', '4', '8', '4', '8', '2', '2' in lines 374, 378, 382, 386, 390, 394, 398, 402.
false
3
                    case MVM_operand_int8:
                        operand_bytes += 1;
                        continue;
374,378,382,386,390,394,398,402
------------
Viva64-EM
full
588
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/bytecode.c
error
V649
There are two 'if' statements with identical conditional expressions. The first 'if' statement contains function return. This means that the second 'if' statement is senseless. Check lines: 581, 588.
false
2
    /* Ensure no other thread has done this for us in the mean time. */
    if (sf->body.fully_deserialized) {
        MVM_reentrantmutex_unlock(tc, (MVMReentrantMutex *)cu->body.update_mutex);
581,588
------------
Viva64-EM
full
357
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V691
Empirical analysis. It is possible that a typo is present inside the string literal: "<anonymous static frame>". The 'frame' word is suspicious.
false
3
            else {
                outer_name = "<anonymous static frame>";
            }
------------
Viva64-EM
full
1226
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
1386
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the fourth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                                if (dlog) {
                                    fprintf(dlog, "I %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                                    fflush(dlog);
------------
Viva64-EM
full
1386
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the fifth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                                if (dlog) {
                                    fprintf(dlog, "I %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                                    fflush(dlog);
------------
Viva64-EM
full
1386
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the sixth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                                if (dlog) {
                                    fprintf(dlog, "I %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                                    fflush(dlog);
------------
Viva64-EM
full
1386
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the seventh actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                                if (dlog) {
                                    fprintf(dlog, "I %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                                    fflush(dlog);
------------
Viva64-EM
full
1423
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the fourth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                                if (dlog) {
                                    fprintf(dlog, "I %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                                    fflush(dlog);
------------
Viva64-EM
full
1423
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the fifth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                                if (dlog) {
                                    fprintf(dlog, "I %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                                    fflush(dlog);
------------
Viva64-EM
full
1423
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the sixth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                                if (dlog) {
                                    fprintf(dlog, "I %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                                    fflush(dlog);
------------
Viva64-EM
full
1423
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the seventh actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                                if (dlog) {
                                    fprintf(dlog, "I %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                                    fflush(dlog);
------------
Viva64-EM
full
1445
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the fourth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                if (dlog) {
                    fprintf(dlog, "C %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                    fflush(dlog);
------------
Viva64-EM
full
1445
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the fifth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                if (dlog) {
                    fprintf(dlog, "C %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                    fflush(dlog);
------------
Viva64-EM
full
1445
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the sixth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                if (dlog) {
                    fprintf(dlog, "C %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                    fflush(dlog);
------------
Viva64-EM
full
1445
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the seventh actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                if (dlog) {
                    fprintf(dlog, "C %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                    fflush(dlog);
------------
Viva64-EM
full
1476
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the fourth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                if (dlog) {
                    fprintf(dlog, "F %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                    fflush(dlog);
------------
Viva64-EM
full
1476
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the fifth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                if (dlog) {
                    fprintf(dlog, "F %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                    fflush(dlog);
------------
Viva64-EM
full
1476
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the sixth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                if (dlog) {
                    fprintf(dlog, "F %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                    fflush(dlog);
------------
Viva64-EM
full
1476
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the seventh actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
                if (dlog) {
                    fprintf(dlog, "F %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
                    fflush(dlog);
------------
Viva64-EM
full
1491
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the fourth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
    if (dlog) {
        fprintf(dlog, "N %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
        fflush(dlog);
------------
Viva64-EM
full
1491
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the fifth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
    if (dlog) {
        fprintf(dlog, "N %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
        fflush(dlog);
------------
Viva64-EM
full
1491
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the sixth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
    if (dlog) {
        fprintf(dlog, "N %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
        fflush(dlog);
------------
Viva64-EM
full
1491
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V576
Incorrect format. Consider checking the seventh actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
    if (dlog) {
        fprintf(dlog, "N %s %d %d %d %d %llu %llu %llu\n", c_name, fcost, icost, ecost, xcost, last_time, start_time, uv_hrtime());
        fflush(dlog);
------------
Viva64-EM
full
1602
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V591
Non-void function should return a value.
false
2
    }
}
------------
Viva64-EM
full
1655
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/frame.c
error
V591
Non-void function should return a value.
false
2
    }
}
------------
Viva64-EM
full
515
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V525
The code containing the collection of similar blocks. Check items 'MVM_CALLSITE_ARG_OBJ', 'MVM_CALLSITE_ARG_STR', 'MVM_CALLSITE_ARG_STR', 'MVM_CALLSITE_ARG_INT', 'MVM_CALLSITE_ARG_NUM' in lines 515, 520, 525, 530, 535.
false
3
        case MVM_OP_arg_o:
            if(!(flags & MVM_CALLSITE_ARG_OBJ))
                goto fail_arg;
515,520,525,530,535
------------
Viva64-EM
full
615
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3

    val->tc        = tc;
    val->cu        = fb->cu;
------------
Viva64-EM
full
616
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->tc        = tc;
    val->cu        = fb->cu;
    val->frame     = static_frame;
------------
Viva64-EM
full
617
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->cu        = fb->cu;
    val->frame     = static_frame;
    val->loc_count = fb->num_locals;
------------
Viva64-EM
full
618
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->frame     = static_frame;
    val->loc_count = fb->num_locals;
    val->loc_types = fb->local_types;
------------
Viva64-EM
full
619
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->loc_count = fb->num_locals;
    val->loc_types = fb->local_types;
    val->bc_size   = fb->bytecode_size;
------------
Viva64-EM
full
620
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->loc_types = fb->local_types;
    val->bc_size   = fb->bytecode_size;
    val->src_cur_op = fb->bytecode;
------------
Viva64-EM
full
621
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->bc_size   = fb->bytecode_size;
    val->src_cur_op = fb->bytecode;
    val->src_bc_end = fb->bytecode + fb->bytecode_size;
------------
Viva64-EM
full
622
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->src_cur_op = fb->bytecode;
    val->src_bc_end = fb->bytecode + fb->bytecode_size;
    val->labels    = MVM_calloc(fb->bytecode_size, 1);
------------
Viva64-EM
full
623
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->src_bc_end = fb->bytecode + fb->bytecode_size;
    val->labels    = MVM_calloc(fb->bytecode_size, 1);
    val->cur_info  = NULL;
------------
Viva64-EM
full
624
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->labels    = MVM_calloc(fb->bytecode_size, 1);
    val->cur_info  = NULL;
    val->cur_mark  = NULL;
------------
Viva64-EM
full
625
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->cur_info  = NULL;
    val->cur_mark  = NULL;
    val->cur_instr = 0;
------------
Viva64-EM
full
626
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->cur_mark  = NULL;
    val->cur_instr = 0;
    val->cur_call  = NULL;
------------
Viva64-EM
full
627
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->cur_instr = 0;
    val->cur_call  = NULL;
    val->cur_arg   = 0;
------------
Viva64-EM
full
628
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->cur_call  = NULL;
    val->cur_arg   = 0;
------------
Viva64-EM
full
630
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3

    val->expected_named_arg    = 0;
    val->remaining_positionals = 0;
------------
Viva64-EM
full
631
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->expected_named_arg    = 0;
    val->remaining_positionals = 0;
    val->remaining_jumplabels  = 0;
------------
Viva64-EM
full
632
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->remaining_positionals = 0;
    val->remaining_jumplabels  = 0;
    val->reg_type_var          = 0;
------------
Viva64-EM
full
633
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->remaining_jumplabels  = 0;
    val->reg_type_var          = 0;
------------
Viva64-EM
full
641
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
#else
    val->bc_start = fb->bytecode;
#endif
------------
Viva64-EM
full
643
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
#endif
    val->bc_end = val->bc_start + fb->bytecode_size;
    val->cur_op = val->bc_start;
------------
Viva64-EM
full
643
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
#endif
    val->bc_end = val->bc_start + fb->bytecode_size;
    val->cur_op = val->bc_start;
------------
Viva64-EM
full
644
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->bc_end = val->bc_start + fb->bytecode_size;
    val->cur_op = val->bc_start;
------------
Viva64-EM
full
644
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    val->bc_end = val->bc_start + fb->bytecode_size;
    val->cur_op = val->bc_start;
------------
Viva64-EM
full
646
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3

    while (val->cur_op < val->bc_end) {
        read_op(val);
------------
Viva64-EM
full
646
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3

    while (val->cur_op < val->bc_end) {
        read_op(val);
------------
Viva64-EM
full
648
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
        read_op(val);
        if (val->cur_mark && val->cur_mark[0] == 's')
            fail(val, MSG(val, "Illegal appearance of spesh op"));
------------
Viva64-EM
full
648
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
        read_op(val);
        if (val->cur_mark && val->cur_mark[0] == 's')
            fail(val, MSG(val, "Illegal appearance of spesh op"));
------------
Viva64-EM
full
649
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
        if (val->cur_mark && val->cur_mark[0] == 's')
            fail(val, MSG(val, "Illegal appearance of spesh op"));
------------
Viva64-EM
full
649
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
        if (val->cur_mark && val->cur_mark[0] == 's')
            fail(val, MSG(val, "Illegal appearance of spesh op"));
------------
Viva64-EM
full
649
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
        if (val->cur_mark && val->cur_mark[0] == 's')
            fail(val, MSG(val, "Illegal appearance of spesh op"));
------------
Viva64-EM
full
651
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3

        switch (val->cur_mark[0]) {
            case MARK_regular:
------------
Viva64-EM
full
674
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/validation.c
error
V619
The array 'val' is being utilized as a pointer to single object.
false
3
    /* Validation successful. Clear up instruction offsets. */
    MVM_free(val->labels);
}
------------
Viva64-EM
full
94
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/threads.c
error
V575
The null pointer is passed into 'pthread_exit' function. Inspect the first argument.
false
1
    /* Exit the thread, now it's completed. */
    MVM_platform_thread_exit(NULL);
}
------------
Viva64-EM
full
182
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/threads.c
error
V591
Non-void function should return a value.
false
1
            "Thread handle passed to threadid must have representation MVMThread");
}
------------
Viva64-EM
full
192
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/threads.c
error
V591
Non-void function should return a value.
false
1
            "Thread handle passed to threadnativeid must have representation MVMThread");
}
------------
Viva64-EM
full
13
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/hll.c
error
V614
Potentially uninitialized pointer 'kdata' used.
false
1
    if (tc->instance->hll_compilee_depth)
        HASH_FIND(hash_handle, tc->instance->compilee_hll_configs, kdata, klen, entry);
    else
------------
Viva64-EM
full
13
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/hll.c
error
V614
Potentially uninitialized variable 'klen' used.
false
2
    if (tc->instance->hll_compilee_depth)
        HASH_FIND(hash_handle, tc->instance->compilee_hll_configs, kdata, klen, entry);
    else
------------
Viva64-EM
full
32
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/math/num.c
error
V550
An odd precise comparison: n == MVM_NUM_POSINF. It's probably better to use a comparison with defined precision: fabs(A - B) < Epsilon.
false
3
MVMint64 MVM_num_isnanorinf(MVMThreadContext *tc, MVMnum64 n) {
    return n == MVM_NUM_POSINF || n == MVM_NUM_NEGINF || n != n;
}
------------
Viva64-EM
full
32
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/math/num.c
error
V550
An odd precise comparison: n == MVM_NUM_NEGINF. It's probably better to use a comparison with defined precision: fabs(A - B) < Epsilon.
false
3
MVMint64 MVM_num_isnanorinf(MVMThreadContext *tc, MVMnum64 n) {
    return n == MVM_NUM_POSINF || n == MVM_NUM_NEGINF || n != n;
}
------------
Viva64-EM
full
68
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/coerce.c
error
V550
An odd precise comparison. It's probably better to use a comparison with defined precision: fabs(A - B) < Epsilon.
false
3
            case MVM_BOOL_MODE_UNBOX_NUM:
                result = !IS_CONCRETE(obj) || REPR(obj)->box_funcs.get_num(tc, STABLE(obj), obj, OBJECT_BODY(obj)) == 0.0 ? 0 : 1;
                break;
------------
Viva64-EM
full
174
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/coerce.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
177
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/coerce.c
error
V550
An odd precise comparison: n == MVM_num_posinf(tc). It's probably better to use a comparison with defined precision: fabs(A - B) < Epsilon.
false
3
MVMString * MVM_coerce_n_s(MVMThreadContext *tc, MVMnum64 n) {
    if (n == MVM_num_posinf(tc)) {
        return MVM_string_ascii_decode_nt(tc, tc->instance->VMString, "Inf");
------------
Viva64-EM
full
180
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/coerce.c
error
V550
An odd precise comparison: n == MVM_num_neginf(tc). It's probably better to use a comparison with defined precision: fabs(A - B) < Epsilon.
false
3
    }
    else if (n == MVM_num_neginf(tc)) {
        return MVM_string_ascii_decode_nt(tc, tc->instance->VMString, "-Inf");
------------
Viva64-EM
full
341
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/coerce.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
305
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/nativecall.c
error
V591
Non-void function should return a value.
false
1
            "Native call expected return type with CStruct representation, but got a %s (%s)", REPR(value)->name, STABLE(value)->debug_name);
}
------------
Viva64-EM
full
315
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/nativecall.c
error
V591
Non-void function should return a value.
false
1
            "Native call expected return type with CPPStruct representation, but got a %s (%s)", REPR(value)->name, STABLE(value)->debug_name);
}
------------
Viva64-EM
full
325
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/nativecall.c
error
V591
Non-void function should return a value.
false
1
            "Native call expected return type with CPointer representation, but got a %s (%s)", REPR(value)->name, STABLE(value)->debug_name);
}
------------
Viva64-EM
full
335
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/nativecall.c
error
V591
Non-void function should return a value.
false
1
            "Native call expected return type with CArray representation, but got a %s (%s)", REPR(value)->name, STABLE(value)->debug_name);
}
------------
Viva64-EM
full
349
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/nativecall.c
error
V591
Non-void function should return a value.
false
1
            "Native call expected object with Array representation, but got a %s (%s)", REPR(value)->name, STABLE(value)->debug_name);
}
------------
Viva64-EM
full
359
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/nativecall.c
error
V591
Non-void function should return a value.
false
1
            "Native call expected return type with CUnion representation, but got a %s (%s)", REPR(value)->name, STABLE(value)->debug_name);
}
------------
Viva64-EM
full
670
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/nativecall.c
error
V591
Non-void function should return a value.
false
1
            REPR(obj)->name, STABLE(obj)->debug_name);
}
------------
Viva64-EM
full
13
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/nativecall_dyncall.c
error
V517
The use of 'if (A) {...} else if (A) {...}' pattern was detected. There is a probability of logical error presence. Check lines: 13, 19.
false
1
            result = DC_CALL_C_X86_CDECL;
        else if (strcmp(cname, "stdcall") == 0)
            result = DC_CALL_C_X86_WIN32_STD;
13,19
------------
Viva64-EM
full
318
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/nativecall_dyncall.c
error
V506
Pointer to local variable 'res' is stored outside the scope of this variable. Such a pointer will become invalid.
false
3
        MVMFrame *backup_thread_entry_frame     = tc->thread_entry_frame;
        MVMROOT(tc, backup_cur_frame, {
        MVMROOT(tc, backup_thread_entry_frame, {
------------
Viva64-EM
full
705
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/core/nativecall_dyncall.c
error
V595
The 'free_rws' pointer was utilized before it was verified against nullptr. Check lines: 705, 723.
false
1
                    REPR(value)->box_funcs.set_int(tc, STABLE(value), value, OBJECT_BODY(value),
                        (MVMint64)*(DCpointer *)free_rws[num_rws]);
                    break;
705,723
------------
Viva64-EM
full
9
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/gc/orchestrate.c
error
V595
The 'tc->gc_work' pointer was utilized before it was verified against nullptr. Check lines: 9, 11.
false
1
    for (i = 0; i < tc->gc_work_count; i++)
        if (tc->gc_work[i].tc == stolen)
            return;
9,11
------------
Viva64-EM
full
43
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/gc/allocation.c
error
V614
Potentially uninitialized pointer 'allocated' used.
false
1

    return allocated;
}
------------
Viva64-EM
full
167
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/gc/collect.c
error
V522
There might be dereferencing of a potential null pointer 'item_ptr'.
false
3
        /* Dereference the object we're considering. */
        MVMCollectable *item = *item_ptr;
        MVMuint8 item_gen2;
------------
Viva64-EM
full
199
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/gc/collect.c
error
V522
There might be dereferencing of a potential null pointer 'item_ptr'.
false
3
            }
            *item_ptr = item->sc_forward_u.forwarder;
            continue;
------------
Viva64-EM
full
229
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/gc/collect.c
error
V571
Recurring check. The 'if ((0) & (MVM_GC_DEBUG_COLLECT))' condition was already verified in line 228.
false
1
            if (MVM_GC_DEBUG_ENABLED(MVM_GC_DEBUG_COLLECT)) {
                GCDEBUG_LOG(tc, MVM_GC_DEBUG_COLLECT, "Thread %d run %d : handle %p was already %p\n", item_ptr, new_addr);
            }
228,229
------------
Viva64-EM
full
235
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/gc/collect.c
error
V560
A part of conditional expression is always false: ((0) & (MVM_GC_DEBUG_COLLECT)).
false
2
            /* Catch NULL stable (always sign of trouble) in debug mode. */
            if (MVM_GC_DEBUG_ENABLED(MVM_GC_DEBUG_COLLECT) && !STABLE(item)) {
                GCDEBUG_LOG(tc, MVM_GC_DEBUG_COLLECT, "Thread %d run %d : found a zeroed handle %p to object %p\n", item_ptr, item);
------------
Viva64-EM
full
236
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/gc/collect.c
error
V571
Recurring check. The '(0) & (MVM_GC_DEBUG_COLLECT)' condition was already verified in line 235.
false
2
            if (MVM_GC_DEBUG_ENABLED(MVM_GC_DEBUG_COLLECT) && !STABLE(item)) {
                GCDEBUG_LOG(tc, MVM_GC_DEBUG_COLLECT, "Thread %d run %d : found a zeroed handle %p to object %p\n", item_ptr, item);
                printf("%d", ((MVMCollectable *)1)->owner);
235,236
------------
Viva64-EM
full
298
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/gc/collect.c
error
V560
A part of conditional expression is always false: ((0) & (MVM_GC_DEBUG_COLLECT)).
false
2
             * reference. */
            if (MVM_GC_DEBUG_ENABLED(MVM_GC_DEBUG_COLLECT) && new_addr != item) {
                GCDEBUG_LOG(tc, MVM_GC_DEBUG_COLLECT, "Thread %d run %d : updating handle %p from referent %p (reprid %d) to %p\n", item_ptr, item, REPR(item)->ID, new_addr);
------------
Viva64-EM
full
299
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/gc/collect.c
error
V571
Recurring check. The '(0) & (MVM_GC_DEBUG_COLLECT)' condition was already verified in line 298.
false
2
            if (MVM_GC_DEBUG_ENABLED(MVM_GC_DEBUG_COLLECT) && new_addr != item) {
                GCDEBUG_LOG(tc, MVM_GC_DEBUG_COLLECT, "Thread %d run %d : updating handle %p from referent %p (reprid %d) to %p\n", item_ptr, item, REPR(item)->ID, new_addr);
            }
298,299
------------
Viva64-EM
full
301
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/gc/collect.c
error
V522
There might be dereferencing of a potential null pointer 'item_ptr'.
false
3
            }
            *item_ptr = new_addr;
            item->sc_forward_u.forwarder = new_addr;
------------
Viva64-EM
full
396
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/gc/collect.c
error
V560
A part of conditional expression is always false: ((0) & (MVM_GC_DEBUG_COLLECT)).
false
2
         * we care about updating; the old chunk of memory is now dead! */
        if (MVM_GC_DEBUG_ENABLED(MVM_GC_DEBUG_COLLECT) && !STABLE(new_addr_obj))
            MVM_panic(MVM_exitcode_gcnursery, "Found an outdated reference to address %p", new_addr);
------------
Viva64-EM
full
34
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot close this kind of handle");
}
------------
Viva64-EM
full
97
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot tell this kind of handle");
}
------------
Viva64-EM
full
152
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot read lines from this kind of handle");
}
------------
Viva64-EM
full
164
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot read characters from this kind of handle");
}
------------
Viva64-EM
full
190
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V614
Potentially uninitialized pointer 'buf' used.
false
1
    /* Stash the data in the VMArray. */
    ((MVMArray *)result)->body.slots.i8 = (MVMint8 *)buf;
    ((MVMArray *)result)->body.start    = 0;
------------
Viva64-EM
full
192
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V614
Potentially uninitialized variable 'bytes_read' used.
false
2
    ((MVMArray *)result)->body.start    = 0;
    ((MVMArray *)result)->body.ssize    = bytes_read;
    ((MVMArray *)result)->body.elems    = bytes_read;
------------
Viva64-EM
full
206
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot slurp this kind of handle");
}
------------
Viva64-EM
full
220
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot write a string to this kind of handle");
}
------------
Viva64-EM
full
258
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot read chars asynchronously from this kind of handle");
}
------------
Viva64-EM
full
272
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot read bytes asynchronously from this kind of handle");
}
------------
Viva64-EM
full
288
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot write a string asynchronously to this kind of handle");
}
------------
Viva64-EM
full
304
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot write bytes asynchronously to this kind of handle");
}
------------
Viva64-EM
full
321
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot write a string to a destination asynchronously to this kind of handle");
}
------------
Viva64-EM
full
338
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot write bytes to a destination asynchronously to this kind of handle");
}
------------
Viva64-EM
full
350
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot eof this kind of handle");
}
------------
Viva64-EM
full
362
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot lock this kind of handle");
}
------------
Viva64-EM
full
429
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/io.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot accept this kind of handle");
}
------------
Viva64-EM
full
56
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/syncfile.c
error
V519
The 'data->fd' variable is assigned values twice successively. Perhaps this is a mistake. Check lines: 53, 56.
false
2
    }
    data->fd = -1;
    return 0;
53,56
------------
Viva64-EM
full
59
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/syncsocket.c
error
V512
A call of the 'memcpy' function will lead to overflow of the buffer 'dest'.
false
1
            dest = MVM_malloc(sizeof(struct sockaddr_in6));
            memcpy(dest, result->ai_addr, sizeof(struct sockaddr_in6));
        } else {
------------
Viva64-EM
full
59
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/syncsocket.c
error
V512
A call of the 'memcpy' function will lead to the 'result->ai_addr' buffer becoming out of range.
false
1
            dest = MVM_malloc(sizeof(struct sockaddr_in6));
            memcpy(dest, result->ai_addr, sizeof(struct sockaddr_in6));
        } else {
------------
Viva64-EM
full
70
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/syncsocket.c
error
V614
Potentially uninitialized pointer 'dest' used.
false
1

    return dest;
}
------------
Viva64-EM
full
224
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/syncsocket.c
error
V591
Non-void function should return a value.
false
2
    }
}
------------
Viva64-EM
full
360
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/dirops.c
error
V591
Non-void function should return a value.
false
1
#endif
}
------------
Viva64-EM
full
229
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/procops.c
error
V506
Pointer to local variable 'result' is stored outside the scope of this variable. Such a pointer will become invalid.
false
3
        process_still_running = 0;
        process->data = &result;
        uv_ref((uv_handle_t *)process);
------------
Viva64-EM
full
304
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/procops.c
error
V506
Pointer to local variable 'result' is stored outside the scope of this variable. Such a pointer will become invalid.
false
3
    else {
        process->data = &result;
        uv_ref((uv_handle_t *)process);
------------
Viva64-EM
full
443
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/io/procops.c
error
V522
There might be dereferencing of a potential null pointer 'si'.
false
3
    si                = spawn_task ? (SpawnInfo *)spawn_task->body.data : NULL;
    if (!si || !si->stdin_handle || (r = uv_write(wi->req, si->stdin_handle, &(wi->buf), 1, on_write)) < 0) {
        /* Error; need to notify. */
------------
Viva64-EM
full
10
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V591
Non-void function should return a value.
false
1
        st->REPR->name, st->debug_name);
}
GCC_DIAG_ON(return-type)
------------
Viva64-EM
full
26
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V591
Non-void function should return a value.
false
1
    die_no_attrs(tc, st->REPR->name, st->debug_name);
}
GCC_DIAG_ON(return-type)
------------
Viva64-EM
full
38
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V591
Non-void function should return a value.
false
1
        "This representation (%s) cannot unbox to a native int (for type %s)", st->REPR->name, st->debug_name);
}
void MVM_REPR_DEFAULT_SET_NUM(MVMThreadContext *tc, MVMSTable *st, MVMObject *root, void *data, MVMnum64 value) {
------------
Viva64-EM
full
46
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V591
Non-void function should return a value.
false
1
        "This representation (%s) cannot unbox to a native num (for type %s)", st->REPR->name, st->debug_name);
}
void MVM_REPR_DEFAULT_SET_STR(MVMThreadContext *tc, MVMSTable *st, MVMObject *root, void *data, MVMString *value) {
------------
Viva64-EM
full
54
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V591
Non-void function should return a value.
false
1
        "This representation (%s) cannot unbox to a native string (for type %s)", st->REPR->name, st->debug_name);
}
void MVM_REPR_DEFAULT_SET_UINT(MVMThreadContext *tc, MVMSTable *st, MVMObject *root, void *data, MVMuint64 value) {
------------
Viva64-EM
full
62
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V591
Non-void function should return a value.
false
1
        "This representation (%s) cannot unbox to an unsigned native int (for type %s)", st->REPR->name, st->debug_name);
}
void * MVM_REPR_DEFAULT_GET_BOXED_REF(MVMThreadContext *tc, MVMSTable *st, MVMObject *root, void *data, MVMuint32 repr_id) {
------------
Viva64-EM
full
66
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V591
Non-void function should return a value.
false
1
        "This representation (%s) cannot unbox to other types (for type %s)", st->REPR->name, st->debug_name);
}
MVM_NO_RETURN static void die_no_pos(MVMThreadContext *tc, const char *repr_name, const char *debug_name) MVM_NO_RETURN_GCC;
------------
Viva64-EM
full
108
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V591
Non-void function should return a value.
false
1
    die_no_pos(tc, st->REPR->name, st->debug_name);
}
GCC_DIAG_ON(return-type)
------------
Viva64-EM
full
127
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V591
Non-void function should return a value.
false
1
    die_no_ass(tc, st->REPR->name, st->debug_name);
}
GCC_DIAG_ON(return-type)
------------
Viva64-EM
full
135
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V591
Non-void function should return a value.
false
1
    die_no_ass(tc, st->REPR->name, st->debug_name);
}
GCC_DIAG_ON(return-type)
------------
Viva64-EM
full
87
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V524
It is odd that the body of 'MVM_REPR_DEFAULT_UNSHIFT' function is fully equivalent to the body of 'MVM_REPR_DEFAULT_PUSH' function.
false
3
}
void MVM_REPR_DEFAULT_UNSHIFT(MVMThreadContext *tc, MVMSTable *st, MVMObject *root, void *data, MVMRegister value, MVMuint16 kind) {
    die_no_pos(tc, st->REPR->name, st->debug_name);
81,87
------------
Viva64-EM
full
90
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs.c
error
V524
It is odd that the body of 'MVM_REPR_DEFAULT_SHIFT' function is fully equivalent to the body of 'MVM_REPR_DEFAULT_POP' function.
false
3
}
void MVM_REPR_DEFAULT_SHIFT(MVMThreadContext *tc, MVMSTable *st, MVMObject *root, void *data, MVMRegister *value, MVMuint16 kind) {
    die_no_pos(tc, st->REPR->name, st->debug_name);
84,90
------------
Viva64-EM
full
513
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprconv.c
error
V591
Non-void function should return a value.
false
2
    }
}
------------
Viva64-EM
full
526
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprconv.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
401
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/containers.c
error
V614
Potentially uninitialized pointer 'kdata' used.
false
1

    HASH_FIND(hash_handle, tc->instance->container_registry, kdata, klen, entry);
------------
Viva64-EM
full
401
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/containers.c
error
V614
Potentially uninitialized variable 'klen' used.
false
2

    HASH_FIND(hash_handle, tc->instance->container_registry, kdata, klen, entry);
------------
Viva64-EM
full
424
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/containers.c
error
V614
Potentially uninitialized pointer 'kdata' used.
false
1

    HASH_FIND(hash_handle, tc->instance->container_registry, kdata, klen, entry);
    return entry != NULL ? entry->configurer : NULL;
------------
Viva64-EM
full
424
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/containers.c
error
V614
Potentially uninitialized variable 'klen' used.
false
2

    HASH_FIND(hash_handle, tc->instance->container_registry, kdata, klen, entry);
    return entry != NULL ? entry->configurer : NULL;
------------
Viva64-EM
full
63
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/P6opaque.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "P6opaque: must compose before allocating");
}
------------
Viva64-EM
full
452
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/P6opaque.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
482
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/P6opaque.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
512
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/P6opaque.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
542
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/P6opaque.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
555
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/P6opaque.c
error
V591
Non-void function should return a value.
false
1
        "P6opaque: get_boxed_ref could not unbox for the representation '%d' of type %s", repr_id, st->debug_name);
}
------------
Viva64-EM
full
1100
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/P6opaque.c
error
V595
The 'repr_data' pointer was utilized before it was verified against nullptr. Check lines: 1100, 1103.
false
1
    MVMP6opaqueREPRData *repr_data = (MVMP6opaqueREPRData *)st->REPR_data;
    MVMuint16 num_attributes = repr_data->num_attributes;
    MVMuint16 i;
1100,1103
------------
Viva64-EM
full
1326
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/P6opaque.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
365
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/MVMStaticFrame.c
error
V522
There might be dereferencing of a potential null pointer 'c_ptr'.
false
3
                while (c_ptr = MVM_gc_worklist_get(tc, ss->gcwl)) {
                    MVMCollectable *c = *c_ptr;
                    MVM_profile_heap_add_collectable_rel_const_cstr(tc, ss, c,
------------
Viva64-EM
full
364
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/MVMStaticFrame.c
error
V559
Suspicious assignment inside the condition expression of 'while' operator.
false
2
                MVM_spesh_graph_mark(tc, body->spesh_candidates[i].sg, ss->gcwl);
                while (c_ptr = MVM_gc_worklist_get(tc, ss->gcwl)) {
                    MVMCollectable *c = *c_ptr;
------------
Viva64-EM
full
24
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/Uninstantiable.c
error
V591
Non-void function should return a value.
false
1
        "You cannot create an instance of this type (%s)", st->debug_name);
}
------------
Viva64-EM
full
178
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/MVMCallCapture.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
135
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/P6bigint.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
143
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/P6bigint.c
error
V591
Non-void function should return a value.
false
1
        "P6bigint representation cannot unbox to other types");
}
------------
Viva64-EM
full
301
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NFA.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
182
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/MVMMultiCache.c
error
V614
Potentially uninitialized pointer 'cs' used.
false
1
    num_obj_args = 0;
    for (i = 0, flag = 0; flag < cs->flag_count; i++, flag++) {
        if (cs->arg_flags[flag] & MVM_CALLSITE_ARG_NAMED)
------------
Viva64-EM
full
383
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/MVMMultiCache.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
403
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/CArray.c
error
V591
Non-void function should return a value.
false
1
        "Don't know how many elements a C array returned from a library");
}
------------
Viva64-EM
full
412
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/CArray.c
error
V525
The code containing the collection of similar blocks. Check items 'MVM_serialization_write_int', 'MVM_serialization_write_ref', 'MVM_serialization_write_int' in lines 412, 413, 414.
false
3
    MVMCArrayREPRData *repr_data = (MVMCArrayREPRData *)st->REPR_data;
    MVM_serialization_write_int(tc, writer, repr_data->elem_size);
    MVM_serialization_write_ref(tc, writer, repr_data->elem_type);
412,413,414
------------
Viva64-EM
full
599
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/CStruct.c
error
V591
Non-void function should return a value.
false
1
    die_no_attrs(tc);
}
------------
Viva64-EM
full
586
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/CUnion.c
error
V591
Non-void function should return a value.
false
1
    die_no_attrs(tc);
}
------------
Viva64-EM
full
23
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/MVMNull.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "Cannot create an instance of null type");
}
------------
Viva64-EM
full
599
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/CPPStruct.c
error
V591
Non-void function should return a value.
false
1
    die_no_attrs(tc);
}
------------
Viva64-EM
full
246
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No int lexical reference type registered for current HLL");
}
MVMObject * MVM_nativeref_reg_n(MVMThreadContext *tc, MVMRegister *r) {
------------
Viva64-EM
full
253
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No num lexical reference type registered for current HLL");
}
MVMObject * MVM_nativeref_reg_s(MVMThreadContext *tc, MVMRegister *r) {
------------
Viva64-EM
full
260
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No str lexical reference type registered for current HLL");
}
------------
Viva64-EM
full
291
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No int lexical reference type registered for current HLL");
}
MVMObject * MVM_nativeref_lex_n(MVMThreadContext *tc, MVMuint16 outers, MVMuint16 idx) {
------------
Viva64-EM
full
307
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No num lexical reference type registered for current HLL");
}
MVMObject * MVM_nativeref_lex_s(MVMThreadContext *tc, MVMuint16 outers, MVMuint16 idx) {
------------
Viva64-EM
full
322
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No str lexical reference type registered for current HLL");
}
static MVMObject * lexref_by_name(MVMThreadContext *tc, MVMObject *type, MVMString *name, MVMuint16 kind) {
------------
Viva64-EM
full
352
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
2
    }
}
MVMObject * MVM_nativeref_lex_name_i(MVMThreadContext *tc, MVMString *name) {
------------
Viva64-EM
full
362
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
2
    MVM_exception_throw_adhoc(tc, "No int lexical reference type registered for current HLL");
}
MVMObject * MVM_nativeref_lex_name_n(MVMThreadContext *tc, MVMString *name) {
------------
Viva64-EM
full
372
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
2
    MVM_exception_throw_adhoc(tc, "No num lexical reference type registered for current HLL");
}
MVMObject * MVM_nativeref_lex_name_s(MVMThreadContext *tc, MVMString *name) {
------------
Viva64-EM
full
382
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
2
    MVM_exception_throw_adhoc(tc, "No str lexical reference type registered for current HLL");
}
------------
Viva64-EM
full
404
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No int attribute reference type registered for current HLL");
}
MVMObject * MVM_nativeref_attr_n(MVMThreadContext *tc, MVMObject *obj, MVMObject *class_handle, MVMString *name) {
------------
Viva64-EM
full
410
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No num attribute reference type registered for current HLL");
}
MVMObject * MVM_nativeref_attr_s(MVMThreadContext *tc, MVMObject *obj, MVMObject *class_handle, MVMString *name) {
------------
Viva64-EM
full
416
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No str attribute reference type registered for current HLL");
}
------------
Viva64-EM
full
433
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No int positional reference type registered for current HLL");
}
MVMObject * MVM_nativeref_pos_n(MVMThreadContext *tc, MVMObject *obj, MVMint64 idx) {
------------
Viva64-EM
full
439
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No num positional reference type registered for current HLL");
}
MVMObject * MVM_nativeref_pos_s(MVMThreadContext *tc, MVMObject *obj, MVMint64 idx) {
------------
Viva64-EM
full
445
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No str positional reference type registered for current HLL");
}
------------
Viva64-EM
full
464
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No int positional reference type registered for current HLL");
}
MVMObject * MVM_nativeref_multidim_n(MVMThreadContext *tc, MVMObject *obj, MVMObject *indices) {
------------
Viva64-EM
full
470
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No num positional reference type registered for current HLL");
}
MVMObject * MVM_nativeref_multidim_s(MVMThreadContext *tc, MVMObject *obj, MVMObject *indices) {
------------
Viva64-EM
full
476
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/NativeRef.c
error
V591
Non-void function should return a value.
false
1
    MVM_exception_throw_adhoc(tc, "No str positional reference type registered for current HLL");
}
------------
Viva64-EM
full
70
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/reprs/MultiDimArray.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
45
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/bootstrap.c
error
V580
An odd explicit type casting: (MVMCollectable * *) & name_arg. Consider verifying it.
false
2

    MVM_gc_root_temp_push(tc, (MVMCollectable **)&name_arg);
------------
Viva64-EM
full
353
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/bootstrap.c
error
V580
An odd explicit type casting: (MVMCollectable * *) & name_arg. Consider verifying it.
false
2
    /* Anchor all the things. */
    MVM_gc_root_temp_push(tc, (MVMCollectable **)&name_arg);
    MVM_gc_root_temp_push(tc, (MVMCollectable **)&type_arg);
------------
Viva64-EM
full
354
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/bootstrap.c
error
V580
An odd explicit type casting: (MVMCollectable * *) & type_arg. Consider verifying it.
false
2
    MVM_gc_root_temp_push(tc, (MVMCollectable **)&name_arg);
    MVM_gc_root_temp_push(tc, (MVMCollectable **)&type_arg);
------------
Viva64-EM
full
105
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/sc.c
error
V591
Non-void function should return a value.
false
2
        "Object does not exist in serialization context");
}
------------
Viva64-EM
full
126
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/sc.c
error
V591
Non-void function should return a value.
false
2
        "STable does not exist in serialization context");
}
------------
Viva64-EM
full
151
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/sc.c
error
V591
Non-void function should return a value.
false
2
    }
}
------------
Viva64-EM
full
191
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/sc.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
204
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/sc.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
255
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/sc.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
321
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/sc.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
409
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/sc.c
error
V522
There might be dereferencing of a potential null pointer 'MVM_sc_get_obj_sc(tc, obj)'.
false
3
            obj->st->WHAT == tc->instance->boot_types.BOOTHash) {
            MVMObject *owned_objects = MVM_sc_get_obj_sc(tc, obj)->body->owned_objects;
            MVMint64 n = MVM_repr_elems(tc, owned_objects);
------------
Viva64-EM
full
382
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/serialization.c
error
V634
The priority of the '*' operation is higher than that of the '>>' operation. It's possible that parentheses should be used in the expression.
false
3
        MVMuint8 rest = storage_needed - 1;
        MVMint64 nybble = value >> 8 * rest;
        /* All the other high bits should be the same as the top bit of the
------------
Viva64-EM
full
575
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/serialization.c
error
V591
Non-void function should return a value.
false
2
    }
}
------------
Viva64-EM
full
1483
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/serialization.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
1572
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/serialization.c
error
V634
The priority of the '*' operation is higher than that of the '<<' operation. It's possible that parentheses should be used in the expression.
false
3
       gets flushed away with the sign extension shifting later.  */
    result = (MVMint64)first << 8 * need;
------------
Viva64-EM
full
1637
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/6model/serialization.c
error
V547
Expression 'len < 0' is always false. Unsigned type value is never < 0.
false
1
        *(reader->cur_read_offset) += len;
    } else if (len < 0) {
        fail_deserialize(tc, reader, "Cannot read a c string with negative length %d.", len);
------------
Viva64-EM
full
321
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/mast/compiler.c
error
V591
Non-void function should return a value.
false
2
    }
}
------------
Viva64-EM
full
501
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/mast/compiler.c
error
V591
Non-void function should return a value.
false
2
    DIE(vm, "%s", error);
}
------------
Viva64-EM
full
1462
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/mast/compiler.c
error
V595
The 'string_heap' pointer was utilized before it was verified against nullptr. Check lines: 1462, 1464.
false
1
    write_int32(output, STRING_HEADER_OFFSET + 4, ELEMS(vm, ws->strings));
    memcpy(output + pos, string_heap, string_heap_size);
    pos += MVM_ALIGN_SECTION(string_heap_size);
1462,1464
------------
Viva64-EM
full
522
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/spesh/graph.c
error
V522
There might be dereferencing of a potential null pointer.
false
3
                MVMSpeshIns *deopt_ins    = post_ins->prev ? post_ins->prev :
                    MVM_spesh_graph_linear_prev(tc, g,
                        ins_to_bb[byte_to_ins_flags[existing_deopts[2 * i + 1]] >> 2])->last_ins;
------------
Viva64-EM
full
992
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/spesh/graph.c
error
V591
Non-void function should return a value.
false
2
    MVM_oops(tc, "Spesh: which_pred failed to find x");
}
static void rename_locals(MVMThreadContext *tc, MVMSpeshGraph *g, SSAVarInfo *var_info, MVMSpeshBB *x) {
------------
Viva64-EM
full
268
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/spesh/manipulate.c
error
V591
Non-void function should return a value.
false
2
    ins->prev = NULL;
}
------------
Viva64-EM
full
384
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/spesh/optimize.c
error
V550
An odd precise comparison: flag_facts->value.n != 0.0. It's probably better to use a comparison with defined precision: fabs(A - B) > Epsilon.
false
3
            case MVM_OP_unless_n:
                truthvalue = flag_facts->value.n != 0.0;
                break;
------------
Viva64-EM
full
154
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/spesh/deopt.c
error
V591
Non-void function should return a value.
false
2
        MVM_string_utf8_encode_C_string(tc, tc->cur_frame->static_info->body.cuuid));
}
------------
Viva64-EM
full
146
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/spesh/inline.c
error
V591
Non-void function should return a value.
false
2
    MVM_oops(tc, "Spesh inline: return_deopt_idx failed");
}
------------
Viva64-EM
full
16
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/spesh/osr.c
error
V591
Non-void function should return a value.
false
2
    MVM_oops(tc, "Spesh: get_osr_deopt_index failed");
}
------------
Viva64-EM
full
31
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/spesh/osr.c
error
V591
Non-void function should return a value.
false
2
    MVM_oops(tc, "Spesh: get_osr_deopt_finalize_index failed");
}
------------
Viva64-EM
full
1328
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/jit/graph.c
error
V583
The '?:' operator, regardless of its conditional expression, always returns one and the same value: MVM_JIT_RV_PTR.
false
1
                         op == MVM_OP_getattr_n ? MVM_JIT_RV_NUM :
                         op == MVM_OP_getattr_s ? MVM_JIT_RV_PTR :
                         /* MVM_OP_getattr_o ? */ MVM_JIT_RV_PTR;
------------
Viva64-EM
full
1349
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/jit/graph.c
error
V583
The '?:' operator, regardless of its conditional expression, always returns one and the same value: MVM_JIT_RV_PTR.
false
1
                         op == MVM_OP_getattrs_n ? MVM_JIT_RV_NUM :
                         op == MVM_OP_getattrs_s ? MVM_JIT_RV_PTR :
                         /* MVM_OP_getattrs_o ? */ MVM_JIT_RV_PTR;
------------
Viva64-EM
full
1179
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/jit/graph.c
error
V729
Function body contains the 'skipdevirt' label that is not used by any 'goto' statements.
false
3

skipdevirt:
------------
Viva64-EM
full
482
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/strings/utf8_c8.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "UTF-8 C-8 encoding encountered corrupt synthetic");
}
char * MVM_string_utf8_c8_encode_substr(MVMThreadContext *tc,
------------
Viva64-EM
full
515
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/strings/utf8_c8.c
error
V614
Potentially uninitialized variable 'repl_length' used. Consider checking the seventh actual argument of the 'emit_cp' function.
false
2
        if (g >= 0) {
            emit_cp(tc, g, &result, &result_pos, &result_limit, repl_bytes, repl_length);
        }
------------
Viva64-EM
full
53
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/strings/nfg.c
error
V595
The 'current' pointer was utilized before it was verified against nullptr. Check lines: 53, 79.
false
1
        MVMNFGTrieNode *new_child = twiddle_trie_node(tc,
            idx >= 0 ? current->next_codes[idx].node : NULL,
            cur_code + 1, codes_remaining - 1, synthetic);
53,79
------------
Viva64-EM
full
1292
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/strings/ops.c
error
V525
The code containing the collection of similar blocks. Check items ''\\'', ''r'', ''\\'', ''n'' in lines 1292, 1293, 1294, 1295.
false
3
            }
            buffer[bpos++] = '\\';
            buffer[bpos++] = 'r';
1292,1293,1294,1295
------------
Viva64-EM
full
1760
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/strings/ops.c
error
V591
Non-void function should return a value.
false
1
    }
}
------------
Viva64-EM
full
118
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/math/bigintops.c
error
V591
Non-void function should return a value.
false
1
            "Can only perform big integer operations on concrete objects");
}
------------
Viva64-EM
full
1051
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/math/bigintops.c
error
V602
Consider inspecting the '= b->used > 1' expression. '>' possibly should be replaced with '>>'.
false
3
        mp_int *b = ba->u.bigint;
        MVMint64 is_big = b->used > 1;
        /* XXX somebody please check that on a 32 bit platform */
------------
Viva64-EM
full
516
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/instrument.c
error
V595
The 'tc->prof_data' pointer was utilized before it was verified against nullptr. Check lines: 516, 525.
false
1
    /* If we have any call frames still on the profile stack, exit them. */
    while (tc->prof_data->current_call)
        MVM_profile_log_exit(tc);
516,525
------------
Viva64-EM
full
33
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/profile.c
error
V591
Non-void function should return a value.
false
1
        MVM_exception_throw_adhoc(tc, "Cannot end profiling if not profiling");
}
------------
Viva64-EM
full
281
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V522
There might be dereferencing of a potential null pointer 'c_ptr'.
false
3
    while (c_ptr = MVM_gc_worklist_get(tc, ss->gcwl)) {
        MVMCollectable *c = *c_ptr;
        if (c)
------------
Viva64-EM
full
280
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V559
Suspicious assignment inside the condition expression of 'while' operator.
false
2
        : 0;
    while (c_ptr = MVM_gc_worklist_get(tc, ss->gcwl)) {
        MVMCollectable *c = *c_ptr;
------------
Viva64-EM
full
662
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the fourth actual argument of the 'snprintf' function. The memsize type argument is expected.
false
1
         char tmp[256];
         size_t item_chars = snprintf(tmp, 256,
            "%"PRIu64",%"PRIu64";",
------------
Viva64-EM
full
662
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the fifth actual argument of the 'snprintf' function. The memsize type argument is expected.
false
1
         char tmp[256];
         size_t item_chars = snprintf(tmp, 256,
            "%"PRIu64",%"PRIu64";",
------------
Viva64-EM
full
666
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V547
Expression 'item_chars < 0' is always false. Unsigned type value is never < 0.
false
1
            col->types[i].type_name);
         if (item_chars < 0)
             MVM_panic(1, "Failed to save type in heap snapshot");
------------
Viva64-EM
full
696
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the fourth actual argument of the 'snprintf' function. The memsize type argument is expected.
false
1
         char tmp[256];
         size_t item_chars = snprintf(tmp, 256,
            "%"PRId64",%"PRId64",%"PRId64",%"PRId64";",
------------
Viva64-EM
full
696
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the fifth actual argument of the 'snprintf' function. The memsize type argument is expected.
false
1
         char tmp[256];
         size_t item_chars = snprintf(tmp, 256,
            "%"PRId64",%"PRId64",%"PRId64",%"PRId64";",
------------
Viva64-EM
full
696
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the sixth actual argument of the 'snprintf' function. The memsize type argument is expected.
false
1
         char tmp[256];
         size_t item_chars = snprintf(tmp, 256,
            "%"PRId64",%"PRId64",%"PRId64",%"PRId64";",
------------
Viva64-EM
full
696
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the seventh actual argument of the 'snprintf' function. The memsize type argument is expected.
false
1
         char tmp[256];
         size_t item_chars = snprintf(tmp, 256,
            "%"PRId64",%"PRId64",%"PRId64",%"PRId64";",
------------
Viva64-EM
full
702
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V547
Expression 'item_chars < 0' is always false. Unsigned type value is never < 0.
false
1
            col->static_frames[i].file);
         if (item_chars < 0)
             MVM_panic(1, "Failed to save static frame in heap snapshot");
------------
Viva64-EM
full
732
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the fifth actual argument of the 'snprintf' function. The SIGNED integer type argument is expected.
false
3
         char tmp[256];
         size_t item_chars = snprintf(tmp, 256,
            "%"PRIu16",%"PRId32",%"PRIu16",%"PRIu64",%"PRIu64",%"PRIu32";",
------------
Viva64-EM
full
732
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the seventh actual argument of the 'snprintf' function. The memsize type argument is expected.
false
1
         char tmp[256];
         size_t item_chars = snprintf(tmp, 256,
            "%"PRIu16",%"PRId32",%"PRIu16",%"PRIu64",%"PRIu64",%"PRIu32";",
------------
Viva64-EM
full
732
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the eighth actual argument of the 'snprintf' function. The memsize type argument is expected.
false
1
         char tmp[256];
         size_t item_chars = snprintf(tmp, 256,
            "%"PRIu16",%"PRId32",%"PRIu16",%"PRIu64",%"PRIu64",%"PRIu32";",
------------
Viva64-EM
full
740
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V547
Expression 'item_chars < 0' is always false. Unsigned type value is never < 0.
false
1
            s->collectables[i].num_refs);
         if (item_chars < 0)
             MVM_panic(1, "Failed to save collectable in heap snapshot");
------------
Viva64-EM
full
770
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the fourth actual argument of the 'snprintf' function. The memsize type argument is expected.
false
1
        char tmp[128];
        size_t item_chars = snprintf(tmp, 128, "%lu,%lu,%lu;",
            s->references[i].description & ((1 << MVM_SNAPSHOT_REF_KIND_BITS) - 1),
------------
Viva64-EM
full
770
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the fifth actual argument of the 'snprintf' function. The memsize type argument is expected.
false
1
        char tmp[128];
        size_t item_chars = snprintf(tmp, 128, "%lu,%lu,%lu;",
            s->references[i].description & ((1 << MVM_SNAPSHOT_REF_KIND_BITS) - 1),
------------
Viva64-EM
full
770
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V576
Incorrect format. Consider checking the sixth actual argument of the 'snprintf' function. The memsize type argument is expected.
false
1
        char tmp[128];
        size_t item_chars = snprintf(tmp, 128, "%lu,%lu,%lu;",
            s->references[i].description & ((1 << MVM_SNAPSHOT_REF_KIND_BITS) - 1),
------------
Viva64-EM
full
774
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/profiler/heapsnapshot.c
error
V547
Expression 'item_chars < 0' is always false. Unsigned type value is never < 0.
false
1
            s->references[i].collectable_index);
        if (item_chars < 0)
            MVM_panic(1, "Failed to save reference in heap snapshot");
------------
Viva64-EM
full
36
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/instrument/crossthreadwrite.c
error
V525
The code containing the collection of similar blocks. Check items '0', '0', '1', '1', '0' in lines 36, 42, 48, 54, 60.
false
3
                case MVM_OP_bindpos_o:
                    prepend_ctw_check(tc, g, bb, ins, ins->operands[0], MVM_CTW_BIND_POS);
                    break;
36,42,48,54,60
------------
Viva64-EM
full
193
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/instrument/crossthreadwrite.c
error
V576
Incorrect format. Consider checking the third actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
        uv_mutex_lock(&(tc->instance->mutex_cross_thread_write_logging));
        fprintf(stderr, "Thread %d %s an object allocated by thread %d\n",
            tc->thread_id, guilty_desc, written->header.owner);
------------
Viva64-EM
full
193
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/instrument/crossthreadwrite.c
error
V576
Incorrect format. Consider checking the fifth actual argument of the 'fprintf' function. The SIGNED integer type argument is expected.
false
3
        uv_mutex_lock(&(tc->instance->mutex_cross_thread_write_logging));
        fprintf(stderr, "Thread %d %s an object allocated by thread %d\n",
            tc->thread_id, guilty_desc, written->header.owner);
------------
Viva64-EM
full
32
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/platform/posix/time.c
error
V549
The first argument of 'nanosleep' function is equal to the second argument.
false
1
    timeout.tv_nsec = (long)((second - timeout.tv_sec) * E9F);
    while (nanosleep(&timeout, &timeout) && errno == EINTR);
}
------------
Viva64-EM
full
40
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/platform/posix/time.c
error
V549
The first argument of 'nanosleep' function is equal to the second argument.
false
1
    timeout.tv_nsec = nanos % E9;
    while (nanosleep(&timeout, &timeout) && errno == EINTR);
}
------------
Viva64-EM
full
90
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/dynasm/dasm_x86.h
error
V701
realloc() possible leak: when realloc() fails in allocating memory, original pointer '* Dst' is lost. Consider assigning realloc() to a temporary pointer.
false
2
  Dst_REF = NULL;
  DASM_M_GROW(Dst, struct dasm_State, Dst_REF, psz, DASM_PSZ(maxsection));
  D = Dst_REF;
------------
Viva64-EM
full
125
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/dynasm/dasm_x86.h
error
V701
realloc() possible leak: when realloc() fails in allocating memory, original pointer 'D->lglabels' is lost. Consider assigning realloc() to a temporary pointer.
false
2
  D->globals = gl - 10;  /* Negative bias to compensate for locals. */
  DASM_M_GROW(Dst, int, D->lglabels, D->lgsize, (10+maxgl)*sizeof(int));
}
------------
Viva64-EM
full
133
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/dynasm/dasm_x86.h
error
V701
realloc() possible leak: when realloc() fails in allocating memory, original pointer 'D->pclabels' is lost. Consider assigning realloc() to a temporary pointer.
false
2
  size_t osz = D->pcsize;
  DASM_M_GROW(Dst, int, D->pclabels, D->pcsize, maxpc*sizeof(int));
  memset((void *)(((unsigned char *)D->pclabels)+osz), 0, D->pcsize-osz);
------------
Viva64-EM
full
177
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/dynasm/dasm_x86.h
error
V701
realloc() possible leak: when realloc() fails in allocating memory, original pointer 'sec->buf' is lost. Consider assigning realloc() to a temporary pointer.
false
2
  if (pos >= sec->epos) {
    DASM_M_GROW(Dst, int, sec->buf, sec->bsize,
      sec->bsize + 2*DASM_MAXSECPOS*sizeof(int));
------------
Viva64-EM
full
542
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/jit/emit_x64.dasc
error
V573
Uninitialized variable 'body' was used. The variable was used to initialize itself.
false
1
        MVMint16 offset = ins->operands[2].lit_i16;
        MVMint16 body   = offsetof(MVMP6opaque, body);
        /* load address and object */
------------
Viva64-EM
full
1103
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/jit/emit_x64.dasc
error
V525
The code containing the collection of similar blocks. Check items '1235', '1247', '1235', '1255' in lines 1103, 1106, 1109, 1112.
false
3
                | sete al;
                break;
            case MVM_OP_ge_s:
1103,1106,1109,1112
------------
Viva64-EM
full
1774
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/jit/emit_x64.dasc
error
V525
The code containing the collection of similar blocks. Check items '2789', '2789', '2794' in lines 1774, 1777, 1780.
false
3
        | mov TMP6, qword WORK[arg.v.reg];
        break;
    case MVM_JIT_REG_VAL_F:
1774,1777,1780
------------
Viva64-EM
full
1925
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/jit/emit_x64.dasc
error
V595
The 'on_stack' pointer was utilized before it was verified against nullptr. Check lines: 1925, 1944.
false
1
            } else {
                on_stack[num_stack++] = args[i];
            }
1925,1944
------------
Viva64-EM
full
1
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/src/jit/emit_posix_x64.c
error
V002
Some diagnostic messages may contain incorrect line number in this file.
false
0
------------
Viva64-EM
full
220
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/sha1/sha1.c
error
V597
The compiler could delete the 'memset' function call, which is used to flush 'finalcount' buffer. The memset_s() function should be used to erase the private data.
false
1
    memset(context->count, 0, 8);
    memset(finalcount, 0, 8); /* SWR */
}
------------
Viva64-EM
full
132
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libtommath/bn_mp_prime_next_prime.c
error
V658
A value is being subtracted from the unsigned variable. This can result in an overflow. In such a case, the '<' comparison operation can potentially behave unexpectedly. Consider inspecting the 'step < ((((mp_digit) 1) << 60) - kstep)' expression.
false
3
         }
      } while (y == 1 && step < ((((mp_digit)1)<<DIGIT_BIT) - kstep));
------------
Viva64-EM
full
140
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libtommath/bn_mp_prime_next_prime.c
error
V658
A value is being subtracted from the unsigned variable. This can result in an overflow. In such a case, the '>=' comparison operation can potentially behave unexpectedly. Consider inspecting the 'step >= ((((mp_digit) 1) << 60) - kstep)' expression.
false
3
      /* if didn't pass sieve and step == MAX then skip test */
      if (y == 1 && step >= ((((mp_digit)1)<<DIGIT_BIT) - kstep)) {
         continue;
------------
Viva64-EM
full
191
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libtommath/bn_mp_toom_mul.c
error
V525
The code containing the collection of similar blocks. Check items 'w0', 'w4', 'w2', 'w2' in lines 191, 194, 198, 202.
false
3
     /* r2 - r0 - r4 */
     if ((res = mp_sub(&w2, &w0, &w2)) != MP_OKAY) {
        goto LBL_ERR;
191,194,198,202
------------
Viva64-EM
full
223
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libtommath/bn_mp_toom_mul.c
error
V525
The code containing the collection of similar blocks. Check items 'w1', 'w3', 'w2', 'w2' in lines 223, 226, 230, 234.
false
3
     }
     if ((res = mp_sub(&w2, &w1, &w2)) != MP_OKAY) {
        goto LBL_ERR;
223,226,230,234
------------
Viva64-EM
full
135
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libtommath/bn_mp_toom_sqr.c
error
V525
The code containing the collection of similar blocks. Check items 'w0', 'w4', 'w2', 'w2' in lines 135, 138, 142, 146.
false
3
     /* r2 - r0 - r4 */
     if ((res = mp_sub(&w2, &w0, &w2)) != MP_OKAY) {
        goto LBL_ERR;
135,138,142,146
------------
Viva64-EM
full
167
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libtommath/bn_mp_toom_sqr.c
error
V525
The code containing the collection of similar blocks. Check items 'w1', 'w3', 'w2', 'w2' in lines 167, 170, 174, 178.
false
3
     }
     if ((res = mp_sub(&w2, &w1, &w2)) != MP_OKAY) {
        goto LBL_ERR;
167,170,174,178
------------
Viva64-EM
full
710
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/linux-core.c
error
V526
The 'strncmp' function returns 0 if corresponding strings are equal. Consider examining the condition for mistakes.
false
3

    if (strncmp(buf, "cpu", 3))
      break;
------------
Viva64-EM
full
87
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/fs-poll.c
error
V616
The 'UV__HANDLE_CLOSING' named constant with the value of 0 is used in the bitwise operation.
false
1
  ctx->timer_handle.flags |= UV__HANDLE_INTERNAL;
  uv__handle_unref(&ctx->timer_handle);
------------
Viva64-EM
full
401
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/uv-common.c
error
V616
The 'UV__HANDLE_CLOSING' named constant with the value of 0 is used in the bitwise operation.
false
1
void uv_ref(uv_handle_t* handle) {
  uv__handle_ref(handle);
}
------------
Viva64-EM
full
406
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/uv-common.c
error
V616
The 'UV__HANDLE_CLOSING' named constant with the value of 0 is used in the bitwise operation.
false
1
void uv_unref(uv_handle_t* handle) {
  uv__handle_unref(handle);
}
------------
Viva64-EM
full
137
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/async.c
error
V512
A call of the 'memcpy' function will lead to underflow of the buffer 'buf'.
false
3
    assert(n == sizeof(val));
    memcpy(&val, buf, sizeof(val));  /* Avoid alignment issues. */
    wa->cb(loop, wa, val);
------------
Viva64-EM
full
265
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/core.c
error
V616
The 'UV__HANDLE_CLOSING' named constant with the value of 0 is used in the bitwise operation.
false
1

  uv__handle_unref(handle);
  QUEUE_REMOVE(&handle->handle_queue);
------------
Viva64-EM
full
70
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/loop.c
error
V616
The 'UV__HANDLE_CLOSING' named constant with the value of 0 is used in the bitwise operation.
false
1

  uv__handle_unref(&loop->child_watcher);
  loop->child_watcher.flags |= UV__HANDLE_INTERNAL;
------------
Viva64-EM
full
86
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/loop.c
error
V616
The 'UV__HANDLE_CLOSING' named constant with the value of 0 is used in the bitwise operation.
false
1

  uv__handle_unref(&loop->wq_async);
  loop->wq_async.flags |= UV__HANDLE_INTERNAL;
------------
Viva64-EM
full
287
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/process.c
error
V530
The return value of function 'setsid' is required to be utilized.
false
1
  if (options->flags & UV_PROCESS_DETACHED)
    setsid();
------------
Viva64-EM
full
362
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/process.c
error
V575
The 'setgroups' function processes '0' elements. Inspect the first argument.
false
1
     */
    SAVE_ERRNO(setgroups(0, NULL));
  }
------------
Viva64-EM
full
362
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/process.c
error
V575
The null pointer is passed into 'setgroups' function. Inspect the second argument.
false
1
     */
    SAVE_ERRNO(setgroups(0, NULL));
  }
------------
Viva64-EM
full
798
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/stream.c
error
V522
There might be dereferencing of a potential null pointer 'cmsg'.
false
3
    cmsg = CMSG_FIRSTHDR(&msg);
    cmsg->cmsg_level = SOL_SOCKET;
    cmsg->cmsg_type = SCM_RIGHTS;
------------
Viva64-EM
full
799
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/stream.c
error
V522
There might be dereferencing of a potential null pointer 'cmsg'.
false
3
    cmsg->cmsg_level = SOL_SOCKET;
    cmsg->cmsg_type = SCM_RIGHTS;
    cmsg->cmsg_len = CMSG_LEN(sizeof(fd_to_send));
------------
Viva64-EM
full
800
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/stream.c
error
V522
There might be dereferencing of a potential null pointer 'cmsg'.
false
3
    cmsg->cmsg_type = SCM_RIGHTS;
    cmsg->cmsg_len = CMSG_LEN(sizeof(fd_to_send));
------------
Viva64-EM
full
804
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/stream.c
error
V522
There might be dereferencing of a potential null pointer 'cmsg'.
false
3
    {
      void* pv = CMSG_DATA(cmsg);
      int* pi = pv;
------------
Viva64-EM
full
201
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/thread.c
error
V524
It is odd that the body of 'uv_rwlock_wrunlock' function is fully equivalent to the body of 'uv_rwlock_rdunlock' function.
false
3

void uv_rwlock_wrunlock(uv_rwlock_t* rwlock) {
  if (pthread_rwlock_unlock(rwlock))
175,201
------------
Viva64-EM
full
41
/nfs/home/dmka/src/rakudo-star-2016.07/MoarVM/3rdparty/libuv/src/unix/spinlock.h
error
V524
It is odd that the body of 'uv_spinlock_unlock' function is fully equivalent to the body of 'uv_spinlock_init' function.
false
3

UV_UNUSED(static void uv_spinlock_unlock(uv_spinlock_t* spinlock)) {
  ACCESS_ONCE(int, spinlock->lock) = 0;
33,41
------------