diff options
author | Petr Hosek <phosek@chromium.org> | 2017-07-26 01:43:02 +0000 |
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committer | Petr Hosek <phosek@chromium.org> | 2017-07-26 01:43:02 +0000 |
commit | d1997bff31cf6b484eb59c2ee1fc3155442e338c (patch) | |
tree | 0db8a9f9e39bb7bbc35f6f9e5e8c552e208066d5 /CMakeLists.txt | |
parent | fd63314d6770e0da62572a3fea2c41c4cc0fc58a (diff) |
[sanitizer] 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@309074 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 d2d829ae0..0b4817457 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -94,6 +94,40 @@ 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) #================================ |