[CMake] Make the sample program in darwin_test_archs have a symbol it needs to link.

This resolves an issue building compiler-rt using Xcode 7 that was reported on llvm-dev:

http://lists.llvm.org/pipermail/llvm-dev/2015-September/090245.html

llvm-svn: 247833
This commit is contained in:
Chris Bieneman 2015-09-16 18:29:52 +00:00
parent 6d0a767685
commit 672311b368

View File

@ -49,7 +49,7 @@ function(darwin_test_archs os valid_archs)
set(archs ${ARGN})
message(STATUS "Finding valid architectures for ${os}...")
set(SIMPLE_CPP ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/src.cpp)
file(WRITE ${SIMPLE_CPP} "#include <iostream>\nint main() { return 0; }\n")
file(WRITE ${SIMPLE_CPP} "#include <iostream>\nint main() { std::cout << std::endl; return 0; }\n")
set(os_linker_flags)
foreach(flag ${DARWIN_${os}_LINKFLAGS})