commit 2e5ca1727234366ca3898564aae319ec0ab3871d
author Dmitry Vyukov <dvyukov@google.com> Thu Nov 25 15:38:58 2021 +0100
committer Copybara-Service <copybara-worker@google.com> Thu Nov 25 08:11:00 2021 -0800
tree 816ff4aedc6c99386d7c1ec6b9d409309d291b39
parent 9b0e1013f47816a27cf01a92e274b11ad6c1512b

tsan: enable -msse4 when compiling tests

Vector SSE accesses make compiler emit __tsan_[unaligned_]read/write16 callbacks.
Make it possible to test these.

Reviewed By: melver

Differential Revision: https://reviews.llvm.org/D114591

GitOrigin-RevId: d841086ae62118408e4211685c3e2f5fff0021b5

test/tsan/CMakeLists.txt

diff --git a/test/tsan/CMakeLists.txt b/test/tsan/CMakeLists.txt
index 1b267ae..25e95aa 100644
--- a/test/tsan/CMakeLists.txt
+++ b/test/tsan/CMakeLists.txt
@@ -41,6 +41,10 @@
   string(REPLACE ";" " " LIBDISPATCH_CFLAGS_STRING " ${COMPILER_RT_TEST_LIBDISPATCH_CFLAGS}")
   string(APPEND TSAN_TEST_TARGET_CFLAGS ${LIBDISPATCH_CFLAGS_STRING})
 
+  if (COMPILER_RT_HAS_MSSE4_2_FLAG)
+    string(APPEND TSAN_TEST_TARGET_CFLAGS " -msse4.2 ")
+  endif()
+
   string(TOUPPER ${arch} ARCH_UPPER_CASE)
   set(CONFIG_NAME ${ARCH_UPPER_CASE}Config)