diff options
| author | Petr Hosek <phosek@chromium.org> | 2018-05-22 18:33:27 +0000 |
|---|---|---|
| committer | Petr Hosek <phosek@chromium.org> | 2018-05-22 18:33:27 +0000 |
| commit | 27fb9d81af7d510c1396fdb193f306f786f6a7df (patch) | |
| tree | fc5d7bb161b9e308fa39467746df6b43c1161a96 /cmake | |
| parent | 6418b4a6af48080f43e40a82cbd14600a9a75b94 (diff) | |
[CMake] Support libc++ as Clang default stdlib in compiler-rt
Use libc++ when selected as default Clang stdlib and avoid checking
C++ compiler when using the in-tree version of libc++.
This is a partial alternative to D47094 that does not rely on compiler
runtime checks.
Differential Revision: https://reviews.llvm.org/D47100
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@333010 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'cmake')
| -rw-r--r-- | cmake/config-ix.cmake | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/cmake/config-ix.cmake b/cmake/config-ix.cmake index 8271a9686..55f693caf 100644 --- a/cmake/config-ix.cmake +++ b/cmake/config-ix.cmake @@ -108,6 +108,7 @@ if (ANDROID AND COMPILER_RT_HAS_LIBDL) # Android's libstdc++ has a dependency on libdl. list(APPEND CMAKE_REQUIRED_LIBRARIES dl) endif() +check_library_exists(c++ __cxa_throw "" COMPILER_RT_HAS_LIBCXX) check_library_exists(stdc++ __cxa_throw "" COMPILER_RT_HAS_LIBSTDCXX) # Linker flags. |