dolphin/CMakeTests/FindLLVM.cmake
Ryan Houdek b361cc8b51 Adds LLVM version check to cmake.
We require LLVM 3.4 minimum, so if the user has something older make sure to not attempt compiling.
Fixes issues #7858 and #7906.
2014-12-07 10:49:45 +00:00

24 lines
1.0 KiB
CMake

# This file only exists because LLVM's cmake files are broken.
# This affects both LLVM 3.4 and 3.5.
# Hopefully when they fix their cmake system we don't need this garbage.
list(APPEND LLVM_CONFIG_EXECUTABLES "llvm-config")
list(APPEND LLVM_CONFIG_EXECUTABLES "llvm-config-3.5")
list(APPEND LLVM_CONFIG_EXECUTABLES "llvm-config-3.4")
foreach(LLVM_CONFIG_NAME ${LLVM_CONFIG_EXECUTABLES})
find_program(LLVM_CONFIG_EXE NAMES ${LLVM_CONFIG_NAME})
if (LLVM_CONFIG_EXE)
execute_process(COMMAND ${LLVM_CONFIG_EXE} --version OUTPUT_VARIABLE LLVM_PACKAGE_VERSION
OUTPUT_STRIP_TRAILING_WHITESPACE )
if (${LLVM_PACKAGE_VERSION} VERSION_GREATER "3.3")
set(LLVM_FOUND 1)
execute_process(COMMAND ${LLVM_CONFIG_EXE} --includedir OUTPUT_VARIABLE LLVM_INCLUDE_DIRS
OUTPUT_STRIP_TRAILING_WHITESPACE )
execute_process(COMMAND ${LLVM_CONFIG_EXE} --ldflags OUTPUT_VARIABLE LLVM_LDFLAGS
OUTPUT_STRIP_TRAILING_WHITESPACE )
set(LLVM_LIBRARIES "${LLVM_LDFLAGS} -lLLVM-${LLVM_PACKAGE_VERSION}")
break()
endif()
endif()
endforeach()