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improved debug warning for freeing invalid pointers

This commit is contained in:
daan 2019-07-21 13:09:34 -07:00
parent 2eb607d03f
commit 65037d051b
1 changed files with 4 additions and 1 deletions
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5
src/alloc.c
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@ -211,8 +211,11 @@ void mi_free(void* p) mi_attr_noexcept
#if (MI_DEBUG>0)
if (mi_unlikely(!mi_is_in_heap_region(p))) {
_mi_warning_message("possibly trying to mi_free a pointer that does not point to a valid heap region: %p\n"
_mi_warning_message("possibly trying to mi_free a pointer that does not point to a valid heap region: 0x%p\n"
"(this may still be a valid very large allocation (over 64MiB))\n", p);
if (mi_likely(_mi_ptr_cookie(segment) == segment->cookie)) {
_mi_warning_message("(yes, the previous pointer 0x%p was valid after all)\n", p);
}
}
if (mi_unlikely(_mi_ptr_cookie(segment) != segment->cookie)) {
_mi_error_message("trying to mi_free a pointer that does not point to a valid heap space: %p\n", p);