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[cmake] Pass LLVM_USE_LINKER flag when building host tools, e.g.,

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LLVM_OPTIMIZED_TABLEGEN=ON, and not crosscompiling.

Differential Revision: https://reviews.llvm.org/D39734

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@319228 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Don Hinton 2017-11-28 21:23:30 +00:00
parent 4ff622660e
commit d3fc21c2b9
1 changed files with 4 additions and 1 deletions
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5
cmake/modules/CrossCompile.cmake
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@ -15,6 +15,9 @@ function(llvm_create_cross_target_internal target_name toolchain buildtype)
if (buildtype)
set(build_type_flags "-DCMAKE_BUILD_TYPE=${buildtype}")
endif()
if (LLVM_USE_LINKER AND NOT CMAKE_CROSSCOMPILING)
set(linker_flag "-DLLVM_USE_LINKER=${LLVM_USE_LINKER}")
endif()
if (LLVM_EXTERNAL_CLANG_SOURCE_DIR)
# Propagate LLVM_EXTERNAL_CLANG_SOURCE_DIR so that clang-tblgen can be built
set(external_clang_dir "-DLLVM_EXTERNAL_CLANG_SOURCE_DIR=${LLVM_EXTERNAL_CLANG_SOURCE_DIR}")
@ -32,7 +35,7 @@ function(llvm_create_cross_target_internal target_name toolchain buildtype)
${CROSS_TOOLCHAIN_FLAGS_${target_name}} ${CMAKE_SOURCE_DIR}
-DLLVM_TARGET_IS_CROSSCOMPILE_HOST=TRUE
-DLLVM_TARGETS_TO_BUILD=${LLVM_TARGETS_TO_BUILD}
${build_type_flags} ${external_clang_dir}
${build_type_flags} ${linker_flag} ${external_clang_dir}
WORKING_DIRECTORY ${LLVM_${target_name}_BUILD}
DEPENDS CREATE_LLVM_${target_name}
COMMENT "Configuring ${target_name} LLVM...")