Fix compilation of libcxx when using -DLIBCXX_BUILD_EXTERNAL_THREAD_LIBRARY. Target `cxx_external_threads` gets linked to `cxx-headers` to include all needed headers and flags.
Reviewed By: #libc, ldionne
Differential Revision: https://reviews.llvm.org/D86773
if (LIBCXX_BUILD_EXTERNAL_THREAD_LIBRARY)
- file(GLOB LIBCXX_EXTERNAL_THREADING_SUPPORT_SOURCES ../test/support/external_threads.cpp)
+ set(LIBCXX_EXTERNAL_THREADING_SUPPORT_SOURCES
+ "${CMAKE_CURRENT_SOURCE_DIR}/../test/support/external_threads.cpp")
if (LIBCXX_ENABLE_SHARED)
add_library(cxx_external_threads SHARED ${LIBCXX_EXTERNAL_THREADING_SUPPORT_SOURCES})
COMPILE_FLAGS "${LIBCXX_COMPILE_FLAGS}"
OUTPUT_NAME "c++external_threads"
)
+
+ target_link_libraries(cxx_external_threads PRIVATE cxx-headers)
endif()
if (LIBCXX_INSTALL_LIBRARY)