Recognize "windows" in target triple, not only "win32"


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48694 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86Subtarget.cpp b/lib/Target/X86/X86Subtarget.cpp
index 019b65c..aff36a1 100644
--- a/lib/Target/X86/X86Subtarget.cpp
+++ b/lib/Target/X86/X86Subtarget.cpp
@@ -268,6 +268,8 @@
       TargetType = isMingw;
     } else if (TT.find("win32") != std::string::npos) {
       TargetType = isWindows;
+    } else if (TT.find("windows") != std::string::npos) {
+      TargetType = isWindows;
     }
   } else if (TT.empty()) {
 #if defined(__CYGWIN__)