[TSan] Enforce TSan runtime doesn't include system headers with --sysroot flag.

llvm-svn: 254966
This commit is contained in:
Alexey Samsonov 2015-12-07 23:21:36 +00:00
parent b4398d8585
commit d20a13023b
2 changed files with 13 additions and 1 deletions

View File

@ -29,6 +29,7 @@ check_cxx_compiler_flag(-ftls-model=initial-exec COMPILER_RT_HAS_FTLS_MODEL_INIT
check_cxx_compiler_flag(-fno-lto COMPILER_RT_HAS_FNO_LTO_FLAG)
check_cxx_compiler_flag(-msse3 COMPILER_RT_HAS_MSSE3_FLAG)
check_cxx_compiler_flag(-std=c99 COMPILER_RT_HAS_STD_C99_FLAG)
check_cxx_compiler_flag(--sysroot=. COMPILER_RT_HAS_SYSROOT_FLAG)
if(NOT WIN32 AND NOT CYGWIN)
# MinGW warns if -fvisibility-inlines-hidden is used.

View File

@ -21,7 +21,6 @@ append_list_if(SANITIZER_LIMIT_FRAME_SIZE -Wframe-larger-than=512
TSAN_RTL_CFLAGS)
append_list_if(COMPILER_RT_HAS_WGLOBAL_CONSTRUCTORS_FLAG -Wglobal-constructors
TSAN_RTL_CFLAGS)
# FIXME: Add support for --sysroot=. compile flag:
set(TSAN_SOURCES
rtl/tsan_clock.cc
@ -187,6 +186,18 @@ endif()
add_dependencies(compiler-rt tsan)
# Make sure that non-platform-specific files don't include any system headers.
if(COMPILER_RT_HAS_SYSROOT_FLAG)
file(GLOB _tsan_generic_sources rtl/tsan*)
file(GLOB _tsan_platform_sources rtl/tsan*posix* rtl/tsan*mac*
rtl/tsan*linux*)
list(REMOVE_ITEM _tsan_generic_sources ${_tsan_platform_sources})
message(STATUS "platform: ${_tsan_platform_sources}")
message(STATUS "generic: ${_tsan_generic_sources}")
set_source_files_properties(${_tsan_generic_sources}
PROPERTIES COMPILE_FLAGS "--sysroot=.")
endif()
# Build libcxx instrumented with TSan.
if(COMPILER_RT_HAS_LIBCXX_SOURCES AND
COMPILER_RT_TEST_COMPILER_ID STREQUAL "Clang")