lib/Driver/Tools.cpp: Disable cxa_atexit by default also on Cygwin.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@116161 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index a98609d..31f9c08 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1276,6 +1276,7 @@
// -fuse-cxa-atexit is default.
if (KernelOrKext ||
!Args.hasFlag(options::OPT_fuse_cxa_atexit, options::OPT_fno_use_cxa_atexit,
+ getToolChain().getTriple().getOS() != llvm::Triple::Cygwin &&
getToolChain().getTriple().getOS() != llvm::Triple::MinGW32 &&
getToolChain().getTriple().getOS() != llvm::Triple::MinGW64))
CmdArgs.push_back("-fno-use-cxa-atexit");