[compiler-rt] [scudo] Add hooks to mark the range of realloc (PR #73883)
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Thu Nov 30 12:26:54 PST 2023
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@@ -17,10 +17,16 @@ extern "C" {
__attribute__((weak)) const char *__scudo_default_options(void);
// Post-allocation & pre-deallocation hooks.
-// They must be thread-safe and not use heap related functions.
__attribute__((weak)) void __scudo_allocate_hook(void *ptr, size_t size);
__attribute__((weak)) void __scudo_deallocate_hook(void *ptr);
+// These hooks are used to mark the scope of doing realloc(). Note that the
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ChiaHungDuan wrote:
I think the hook names are self-explained. Every hooks called in between begin/end indicate they are called during `realloc`. I'm not sure those comments will make it more clear
https://github.com/llvm/llvm-project/pull/73883
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