Clang asserts "Invalid environment!" when using -ccc-host-triple

arch-pc-win32-macho (e.g., x86_64-pc-win32-macho), which appears to be a false
positive.
rdar://9786307

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@135502 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 3518ea6f79868f2c164362b7545ad58dbff86355..2a68d68ee67acc384897ce7ae34dec83f4318cdc 100644 (file)
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -157,6 +157,10 @@ static void getDarwinDefines(MacroBuilder &Builder, const LangOptions &Opts,
     Str[4] = '0' + (Rev % 10);
     Str[5] = '\0';
     Builder.defineMacro("__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__", Str);
+  } else if (PlatformName == "win32") {
+    // Due to option -ccc-host-triple arch-pc-win32-macho.
+    // Don't emit __ENVIRONMENT_XX_OS_VERSION_MIN_REQUIRED__ as we're generating
+    // code for Win32 ABI.
   } else {
     // Note that the Driver allows versions which aren't representable in the
     // define (because we only get a single digit for the minor and micro