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| author | Petr Hosek <phosek@chromium.org> | 2017-07-28 03:39:39 +0000 |
|---|---|---|
| committer | Petr Hosek <phosek@chromium.org> | 2017-07-28 03:39:39 +0000 |
| commit | d212208940208070463c1745da5411a3f08f271f (patch) | |
| tree | 232e596d8f3b1dc59feb3adb1c470a9c6e025e4c /CMakeLists.txt | |
| parent | d630c5dde1026eee0e5a1fb886791adf21ab95a6 (diff) | |
Support libc++abi in addition to libstdc++
This change adds sanitizer support for LLVM's libunwind and libc++abi
as an alternative to libstdc++. This allows using the in tree version
of libunwind and libc++abi which is useful when building a toolchain
for different target.
Differential Revision: https://reviews.llvm.org/D34501
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@309362 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index b8568dc53..ed3e01d23 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -100,6 +100,40 @@ endif() option(SANITIZER_CAN_USE_CXXABI "Sanitizers can use cxxabi" ${use_cxxabi_default}) pythonize_bool(SANITIZER_CAN_USE_CXXABI) +set(SANITIZER_CXX_ABI "default" CACHE STRING + "Specify C++ ABI library to use.") +set(CXXABIS none default libcxxabi libstdc++) +set_property(CACHE SANITIZER_CXX_ABI PROPERTY STRINGS ;${CXXABIS}) + +if (SANITIZER_CXX_ABI STREQUAL "default") + if (HAVE_LIBCXXABI AND COMPILER_RT_DEFAULT_TARGET_ONLY) + set(SANITIZER_CXX_ABI_LIBNAME "libcxxabi") + set(SANITIZER_CXX_ABI_INTREE 1) + elseif (APPLE) + set(SANITIZER_CXX_ABI_LIBNAME "libcxxabi") + set(SANITIZER_CXX_ABI_SYSTEM 1) + else() + set(SANITIZER_CXX_ABI_LIBNAME "libstdc++") + endif() +elseif() + set(SANITIZER_CXX_ABI_LIBNAME "${SANITIZER_CXX_ABI}") +endif() + +if (SANITIZER_CXX_ABI_LIBNAME STREQUAL "libcxxabi") + if (SANITIZER_CXX_ABI_INTREE) + if (TARGET unwind_shared OR HAVE_LIBUNWIND) + list(APPEND SANITIZER_CXX_ABI_LIBRARY unwind_shared) + endif() + if (TARGET cxxabi_shared OR HAVE_LIBCXXABI) + list(APPEND SANITIZER_CXX_ABI_LIBRARY cxxabi_shared) + endif() + else() + list(APPEND SANITIZER_CXX_ABI_LIBRARY "c++abi") + endif() +elseif (SANITIZER_CXX_ABI_LIBNAME STREQUAL "libstdc++") + append_list_if(COMPILER_RT_HAS_LIBSTDCXX stdc++ SANITIZER_CXX_ABI_LIBRARY) +endif() + option(SANITIZER_USE_COMPILER_RT "Use compiler-rt builtins instead of libgcc" OFF) #================================ |