diff options
Diffstat (limited to 'compiler-rt/cmake/Modules/CompilerRTUtils.cmake')
| -rw-r--r-- | compiler-rt/cmake/Modules/CompilerRTUtils.cmake | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/compiler-rt/cmake/Modules/CompilerRTUtils.cmake b/compiler-rt/cmake/Modules/CompilerRTUtils.cmake index e2884e23e37..d2cb4867799 100644 --- a/compiler-rt/cmake/Modules/CompilerRTUtils.cmake +++ b/compiler-rt/cmake/Modules/CompilerRTUtils.cmake @@ -236,6 +236,24 @@ macro(load_llvm_config) set(LLVM_TOOLS_BINARY_DIR ${TOOLS_BINARY_DIR} CACHE PATH "Path to llvm/bin") set(LLVM_INCLUDE_DIR ${INCLUDE_DIR} CACHE PATH "Paths to LLVM headers") + # Detect if we have the LLVMXRay and TestingSupport library installed and + # available from llvm-config. + execute_process( + COMMAND ${LLVM_CONFIG_PATH} "--ldflags" "--libs" "xray" "testingsupport" + RESULT_VARIABLE HAD_ERROR + OUTPUT_VARIABLE CONFIG_OUTPUT) + if (HAD_ERROR) + message(WARNING "llvm-config finding xray failed with status ${HAD_ERROR}") + set(COMPILER_RT_HAS_LLVMXRAY FALSE) + else() + string(REGEX REPLACE "[ \t]*[\r\n]+[ \t]*" ";" CONFIG_OUTPUT ${CONFIG_OUTPUT}) + list(GET CONFIG_OUTPUT 0 LDFLAGS) + list(GET CONFIG_OUTPUT 1 LIBLIST) + set(LLVM_XRAY_LDFLAGS ${LDFLAGS} CACHE STRING "Linker flags for LLVMXRay library") + set(LLVM_XRAY_LIBLIST ${LIBLIST} CACHE STRING "Library list for LLVMXRay") + set(COMPILER_RT_HAS_LLVMXRAY TRUE) + endif() + # Make use of LLVM CMake modules. # --cmakedir is supported since llvm r291218 (4.0 release) execute_process( |
