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-rw-r--r--runtimes/CMakeLists.txt20
1 files changed, 19 insertions, 1 deletions
diff --git a/runtimes/CMakeLists.txt b/runtimes/CMakeLists.txt
index 8be1d9e7c52..ef56fa1b936 100644
--- a/runtimes/CMakeLists.txt
+++ b/runtimes/CMakeLists.txt
@@ -29,7 +29,7 @@ if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})
# CMake module path.
list(INSERT CMAKE_MODULE_PATH 0
"${CMAKE_CURRENT_SOURCE_DIR}/../cmake"
- "${CMAKE_CURRENT_SOURCE_DIR}/../cmake/Modules"
+ "${CMAKE_CURRENT_SOURCE_DIR}/../cmake/modules"
"${LLVM_BINARY_DIR}/lib/cmake/llvm"
)
@@ -65,10 +65,28 @@ if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})
set(LLVM_ENABLE_LIBCXX ON CACHE BOOL "")
endif()
+ set(SAFE_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
+ set(SAFE_CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
+
+ include(CheckLibraryExists)
+ include(CheckCCompilerFlag)
+
+ check_library_exists(c fopen "" LLVM_HAS_C_LIB)
+ check_c_compiler_flag(-nodefaultlibs LLVM_HAS_NODEFAULTLIBS_FLAG)
+ if(LLVM_HAS_NODEFAULTLIBS_FLAG)
+ set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -nodefaultlibs")
+ if(LLVM_HAS_C_LIB)
+ list(APPEND CMAKE_REQUIRED_LIBRARIES c)
+ endif()
+ endif()
+
# Handle common options used by all runtimes.
include(AddLLVM)
include(HandleLLVMOptions)
+ set(CMAKE_REQUIRED_FLAGS ${SAFE_CMAKE_REQUIRED_FLAGS})
+ set(CMAKE_REQUIRED_LIBRARIES ${SAFE_CMAKE_REQUIRED_LIBRARIES})
+
foreach(entry ${runtimes})
get_filename_component(projName ${entry} NAME)