[llvm] r319228 - [cmake] Pass LLVM_USE_LINKER flag when building host tools, e.g.,

[Don Hinton via llvm-commits]

Author: dhinton
Date: Tue Nov 28 13:23:30 2017
New Revision: 319228

URL: http://llvm.org/viewvc/llvm-project?rev=319228&view=rev
Log:
[cmake] Pass LLVM_USE_LINKER flag when building host tools, e.g.,
LLVM_OPTIMIZED_TABLEGEN=ON, and not crosscompiling.

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

Modified:
    llvm/trunk/cmake/modules/CrossCompile.cmake

Modified: llvm/trunk/cmake/modules/CrossCompile.cmake
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/cmake/modules/CrossCompile.cmake?rev=319228&r1=319227&r2=319228&view=diff
==============================================================================
--- llvm/trunk/cmake/modules/CrossCompile.cmake (original)
+++ llvm/trunk/cmake/modules/CrossCompile.cmake Tue Nov 28 13:23:30 2017
@@ -15,6 +15,9 @@ function(llvm_create_cross_target_intern
   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_intern
         ${CROSS_TOOLCHAIN_FLAGS_${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...")