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This commit is contained in:
Daan Leijen 2022-04-19 20:16:49 -07:00
parent f76a678c04
commit d9f6ab58c5
1 changed files with 2 additions and 2 deletions
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src/alloc.c
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@ -37,9 +37,9 @@ extern inline void* _mi_page_malloc(mi_heap_t* heap, mi_page_t* page, size_t siz
page->free = mi_block_next(page, block);
mi_assert_internal(page->free == NULL || _mi_ptr_page(page->free) == page);
// zero the block?
// zero the block? note: we need to zero the full block size (issue #63)
if mi_unlikely(zero) {
mi_assert_internal(page->xblock_size != 0); // do not call with zero'ing for huge blocks
mi_assert_internal(page->xblock_size != 0); // do not call with zero'ing for huge blocks (see _mi_malloc_generic)
const size_t zsize = (page->is_zero ? sizeof(block->next) : page->xblock_size);
_mi_memzero_aligned(block, zsize);
}