[CMake] ExternalProject for compiler-rt needs to depend on llvm-confi…

…g and clang

The add_dependencies call on compiler-rt-configure adds llvm-config and clang to the phony target, but not to the actual configure custom command. We need the dependency bound to the custom command so that it can't be re-ordered by Ninja.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@255798 91177308-0d34-0410-b5e6-96231b3b80d8

runtime/CMakeLists.txt

@@ -56,6 +56,7 @@ if(LLVM_BUILD_EXTERNAL_COMPILER_RT AND EXISTS ${COMPILER_RT_SRC_ROOT}/)
   endforeach()
 
   ExternalProject_Add(compiler-rt
+    DEPENDS llvm-config clang
     PREFIX ${COMPILER_RT_PREFIX}
     SOURCE_DIR ${COMPILER_RT_SRC_ROOT}
     STAMP_DIR ${STAMP_DIR}
@@ -87,8 +88,6 @@ if(LLVM_BUILD_EXTERNAL_COMPILER_RT AND EXISTS ${COMPILER_RT_SRC_ROOT}/)
     WORKING_DIRECTORY ${BINARY_DIR}
     )
 
-  add_dependencies(compiler-rt-configure clang llvm-config)
-
   install(CODE "execute_process\(COMMAND \${CMAKE_COMMAND} -DCMAKE_INSTALL_PREFIX=\${CMAKE_INSTALL_PREFIX} -P ${BINARY_DIR}/cmake_install.cmake \)"
     COMPONENT compiler-rt)