commit 5effa4c7e77db283c2b38408391a3f4cc1f62e47
author Blue Gaston <blueg@Blues-MacBook-Pro.local> Thu Jul 28 14:41:32 2022 -0700
committer Copybara-Service <copybara-worker@google.com> Fri Jul 29 11:27:47 2022 -0700
tree d3c537680efe33da1d445b0768cbd13475bbcce1
parent 8582ff45d154fe2bf332bbc9be8b6570a708a17c

[TSan][Darwin] Additional TSAN test requiring weak symbol for dyld64

Tests require a weak symbol for dyld weak-def coalescing.

Differential Revision: https://reviews.llvm.org/D130732

Adding additional weak attribute

GitOrigin-RevId: cea1b790f6efa9ac225454aad98a576a4916d376

test/tsan/cxa_guard_acquire.cpp

diff --git a/test/tsan/cxa_guard_acquire.cpp b/test/tsan/cxa_guard_acquire.cpp
index cdbe609..d483cd3 100644
--- a/test/tsan/cxa_guard_acquire.cpp
+++ b/test/tsan/cxa_guard_acquire.cpp
@@ -4,10 +4,16 @@
 
 namespace __tsan {
 
+#if (__APPLE__)
+__attribute__((weak))
+#endif
 void OnPotentiallyBlockingRegionBegin() {
   printf("Enter __cxa_guard_acquire\n");
 }
 
+#if (__APPLE__)
+__attribute__((weak))
+#endif
 void OnPotentiallyBlockingRegionEnd() { printf("Exit __cxa_guard_acquire\n"); }
 
 } // namespace __tsan

test/tsan/default_options.cpp

diff --git a/test/tsan/default_options.cpp b/test/tsan/default_options.cpp
index 77bdcd5..3b447e7 100644
--- a/test/tsan/default_options.cpp
+++ b/test/tsan/default_options.cpp
@@ -2,6 +2,9 @@
 #include <pthread.h>
 #include <stdio.h>
 
+#if (__APPLE__)
+__attribute__((weak))
+#endif
 extern "C" const char *__tsan_default_options() {
   return "report_bugs=0";
 }