[CMake][runtimes] Process common options in runtimes build

This was removed in D39932 but turned out this is actually needed
because runtimes such as compiler-rt and libc++ rely on common options
processing for setting certain flags such as -ffunction-sections and
-fdata-sections.

Differential Revision: https://reviews.llvm.org/D45507

llvm-svn: 329778
This commit is contained in:
Petr Hosek 2018-04-11 05:18:03 +00:00
parent dcdac965f1
commit 9b4035a85a

View File

@ -107,6 +107,13 @@ if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})
endif()
endif()
# Avoid checking whether the compiler is working.
set(LLVM_COMPILER_CHECKED ON)
# Handle common options used by all runtimes.
include(AddLLVM)
include(HandleLLVMOptions)
set(CMAKE_REQUIRED_FLAGS ${SAFE_CMAKE_REQUIRED_FLAGS})
set(CMAKE_REQUIRED_LIBRARIES ${SAFE_CMAKE_REQUIRED_LIBRARIES})