Use SANITIZER_INTERFACE_ATTRIBUTE instead of __attribute__((visibility("default")))

Export CheckFailed, asan_malloc, asan_free, asan_memalign, AsanStackTrace::CompressStack, AsanStackTrace::UncompressStack from the dynamic runtime library.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@161943 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 6 insertions, 3 deletions

diff --git a/lib/asan/asan_allocator.cc b/lib/asan/asan_allocator.cc
index 3b0a78377..7d00de125 100644
--- a/lib/asan/asan_allocator.cc
+++ b/lib/asan/asan_allocator.cc
@@ -810,20 +810,20 @@ static inline void ASAN_DELETE_HOOK(void *ptr) { }
 
 namespace __asan {
 
-__attribute__((visibility("default")))
+SANITIZER_INTERFACE_ATTRIBUTE
 void *asan_memalign(uptr alignment, uptr size, AsanStackTrace *stack) {
   void *ptr = (void*)Allocate(alignment, size, stack);
   ASAN_NEW_HOOK(ptr, size);
   return ptr;
 }
 
-__attribute__((visibility("default")))
+SANITIZER_INTERFACE_ATTRIBUTE
 void asan_free(void *ptr, AsanStackTrace *stack) {
   ASAN_DELETE_HOOK(ptr);
   Deallocate((u8*)ptr, stack);
 }
 
-__attribute__((visibility("default")))
+SANITIZER_INTERFACE_ATTRIBUTE
 void *asan_malloc(uptr size, AsanStackTrace *stack) {
   void *ptr = (void*)Allocate(0, size, stack);
   ASAN_NEW_HOOK(ptr, size);
diff --git a/lib/asan/asan_rtl.cc b/lib/asan/asan_rtl.cc
index f1b4e629b..0f87253a4 100644
--- a/lib/asan/asan_rtl.cc
+++ b/lib/asan/asan_rtl.cc
@@ -48,6 +48,7 @@ void Die() {
   Exit(flags()->exitcode);
 }
 
+SANITIZER_INTERFACE_ATTRIBUTE
 void CheckFailed(const char *file, int line, const char *cond, u64 v1, u64 v2) {
   AsanReport("AddressSanitizer CHECK failed: %s:%d \"%s\" (0x%zx, 0x%zx)\n",
              file, line, cond, (uptr)v1, (uptr)v2);
diff --git a/lib/asan/asan_stack.cc b/lib/asan/asan_stack.cc
index 703cc692b..8b432e48c 100644
--- a/lib/asan/asan_stack.cc
+++ b/lib/asan/asan_stack.cc
@@ -138,6 +138,7 @@ void AsanStackTrace::FastUnwindStack(uptr pc, uptr bp) {
 // On 32-bits we don't compress stack traces.
 // On 64-bits we compress stack traces: if a given pc differes slightly from
 // the previous one, we record a 31-bit offset instead of the full pc.
+SANITIZER_INTERFACE_ATTRIBUTE
 uptr AsanStackTrace::CompressStack(AsanStackTrace *stack,
                                    u32 *compressed, uptr size) {
 #if __WORDSIZE == 32
@@ -201,6 +202,7 @@ uptr AsanStackTrace::CompressStack(AsanStackTrace *stack,
   return res;
 }
 
+SANITIZER_INTERFACE_ATTRIBUTE
 void AsanStackTrace::UncompressStack(AsanStackTrace *stack,
                                      u32 *compressed, uptr size) {
 #if __WORDSIZE == 32