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[CMake] Add COMPILER_RT_TSAN_DEBUG_OUTPUT option. 

This option builds TSan runtime with extra debug printfs
and stats collection. This build configuration is developer-only
and should rarely be used, but we need to keep it to make sure
it doesn't bitrot.

llvm-svn: 254818
This commit is contained in:
Alexey Samsonov 2015-12-05 01:37:17 +00:00
parent 4b971e4463
commit a330293af7
1 changed files with 7 additions and 0 deletions
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7
compiler-rt/lib/tsan/CMakeLists.txt
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@ -8,6 +8,13 @@ set(TSAN_CFLAGS ${SANITIZER_COMMON_CFLAGS})
append_list_if(COMPILER_RT_HAS_FPIE_FLAG -fPIE TSAN_CFLAGS)
append_no_rtti_flag(TSAN_CFLAGS)
if(COMPILER_RT_TSAN_DEBUG_OUTPUT)
# Add extra debug information to TSan runtime. This configuration is rarely
# used, but we need to support it so that debug output will not bitrot.
list(APPEND TSAN_CFLAGS -DTSAN_COLLECT_STATS=1
-DTSAN_DEBUG_OUTPUT=2)
endif()
set(TSAN_RTL_CFLAGS ${TSAN_CFLAGS})
append_list_if(COMPILER_RT_HAS_MSSE3_FLAG -msse3 TSAN_RTL_CFLAGS)
append_list_if(SANITIZER_LIMIT_FRAME_SIZE -Wframe-larger-than=512