diff options
Diffstat (limited to 'libcxx/CMakeLists.txt')
| -rw-r--r-- | libcxx/CMakeLists.txt | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/libcxx/CMakeLists.txt b/libcxx/CMakeLists.txt index 7017ce4079a..11958d9baba 100644 --- a/libcxx/CMakeLists.txt +++ b/libcxx/CMakeLists.txt @@ -67,12 +67,22 @@ set(LIBCXX_CXX_ABI "${LIBCXX_CXX_ABI}" CACHE STRING set(CXXABIS none libcxxabi libcxxrt libstdc++ libsupc++) set_property(CACHE LIBCXX_CXX_ABI PROPERTY STRINGS ;${CXXABIS}) +# Use a static copy of the ABI library when linking libc++. This option +# cannot be used with LIBCXX_ENABLE_ABI_LINKER_SCRIPT. option(LIBCXX_ENABLE_STATIC_ABI_LIBRARY "Statically link the ABI library" OFF) # Generate and install a linker script inplace of libc++.so. The linker script -# will link libc++ to the correct ABI library. +# will link libc++ to the correct ABI library. This option is on by default +# On UNIX platforms other than Apple unless 'LIBCXX_ENABLE_STATIC_ABI_LIBRARY' +# is on. +set(ENABLE_LINKER_SCRIPT_DEFAULT_VALUE OFF) +if (LLVM_HAVE_LINK_VERSION_SCRIPT AND NOT LIBCXX_ENABLE_STATIC_ABI_LIBRARY) + set(ENABLE_LINKER_SCRIPT_DEFAULT_VALUE ON) +endif() + option(LIBCXX_ENABLE_ABI_LINKER_SCRIPT - "Use and install a linker script for the given ABI library" OFF) + "Use and install a linker script for the given ABI library" + ${ENABLE_LINKER_SCRIPT_DEFAULT_VALUE}) # Build libc++abi with libunwind. We need this option to determine whether to # link with libunwind or libgcc_s while running the test cases. |
