Don't Include `sanitizer/msan_interface.h`, Since Not All Platforms Provide It

Instead, explicitly declare the functions we use.
dev
W. Felix Handte 2019-09-16 12:08:03 -04:00
parent 20c69077d1
commit 72ea79cacd
1 changed files with 17 additions and 1 deletions

View File

@ -55,7 +55,23 @@ MEM_STATIC void MEM_check(void) { MEM_STATIC_ASSERT((sizeof(size_t)==4) || (size
#endif
#if defined (MEMORY_SANITIZER)
# include <sanitizer/msan_interface.h>
/* Not all platforms that support msan provide sanitizers/msan_interface.h.
* We therefore declare the functions we need ourselves, rather than trying to
* include the header file... */
#include <stdint.h> /* intptr_t */
/* Make memory region fully initialized (without changing its contents). */
void __msan_unpoison(const volatile void *a, size_t size);
/* Make memory region fully uninitialized (without changing its contents).
This is a legacy interface that does not update origin information. Use
__msan_allocated_memory() instead. */
void __msan_poison(const volatile void *a, size_t size);
/* Returns the offset of the first (at least partially) poisoned byte in the
memory range, or -1 if the whole range is good. */
intptr_t __msan_test_shadow(const volatile void *x, size_t size);
#endif
#if defined (MEMORY_SANITIZER)