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mem: Don't unpoison the header of a Stack allocation

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Feoramund
2025-06-14 13:21:14 -04:00
parent 79e5ddaa26
commit 890245c229
1 changed files with 1 additions and 2 deletions
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core/mem/allocators.odin
+1 -2
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@@ -921,7 +921,7 @@ This procedure allocates `size` bytes of memory, aligned to the boundary
specified by `alignment`. The allocated memory is not explicitly specified by `alignment`. The allocated memory is not explicitly
zero-initialized. This procedure returns the slice of the allocated memory. zero-initialized. This procedure returns the slice of the allocated memory.
*/ */
@(require_results) @(require_results, no_sanitize_address)
stack_alloc_bytes_non_zeroed :: proc( stack_alloc_bytes_non_zeroed :: proc(
s: ^Stack, s: ^Stack,
size: int, size: int,
@@ -945,7 +945,6 @@ stack_alloc_bytes_non_zeroed :: proc(
s.curr_offset += padding s.curr_offset += padding
next_addr := curr_addr + uintptr(padding) next_addr := curr_addr + uintptr(padding)
header := (^Stack_Allocation_Header)(next_addr - size_of(Stack_Allocation_Header)) header := (^Stack_Allocation_Header)(next_addr - size_of(Stack_Allocation_Header))
sanitizer.address_unpoison(header)
header.padding = padding header.padding = padding
header.prev_offset = old_offset header.prev_offset = old_offset
s.curr_offset += size s.curr_offset += size