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Add CMake support for building for MinGW 

This section is similar to what already exists in libcxx and libcxxabi.

Differential Revision: https://reviews.llvm.org/D38380

llvm-svn: 314716
This commit is contained in:
Martin Storsjo 2017-10-02 20:46:37 +00:00
parent c6baa85fc6
commit 3a213316e9
1 changed files with 13 additions and 0 deletions
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13
libunwind/cmake/config-ix.cmake
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@ -29,6 +29,19 @@ if (LIBUNWIND_HAS_NODEFAULTLIBS_FLAG)
elseif (LIBUNWIND_HAS_GCC_S_LIB)
list(APPEND CMAKE_REQUIRED_LIBRARIES gcc_s)
endif ()
if (MINGW)
# Mingw64 requires quite a few "C" runtime libraries in order for basic
# programs to link successfully with -nodefaultlibs.
if (LIBUNWIND_USE_COMPILER_RT)
set(MINGW_RUNTIME ${LIBUNWIND_BUILTINS_LIBRARY})
else ()
set(MINGW_RUNTIME gcc_s gcc)
endif()
set(MINGW_LIBRARIES mingw32 ${MINGW_RUNTIME} moldname mingwex msvcrt advapi32
shell32 user32 kernel32 mingw32 ${MINGW_RUNTIME}
moldname mingwex msvcrt)
list(APPEND CMAKE_REQUIRED_LIBRARIES ${MINGW_LIBRARIES})
endif()
if (CMAKE_C_FLAGS MATCHES -fsanitize OR CMAKE_CXX_FLAGS MATCHES -fsanitize)
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -fno-sanitize=all")
endif ()