Driver: Add types::canLipoType helper method.

llvm-svn: 66807

clang/include/clang/Driver/Types.h

@@ -49,6 +49,11 @@ namespace types {
   /// suffix).
   bool appendSuffixForType(ID Id);
 
+  /// canLipoType - Is this type acceptable as the output of a
+  /// universal build (currently, just the Nothing, Image, and Object
+  /// types).
+  bool canLipoType(ID Id);
+
   /// lookupTypeForExtension - Lookup the type to use for the file
   /// extension \arg Ext.
   ID lookupTypeForExtension(const char *Ext);

clang/lib/Driver/Types.cpp

@@ -64,6 +64,12 @@ bool types::appendSuffixForType(ID Id) {
   return strchr(getInfo(Id).Flags, 'A'); 
 }
 
+bool types::canLipoType(ID Id) { 
+  return (Id == TY_Nothing ||
+          Id == TY_Image ||
+          Id == TY_Object); 
+}
+
 types::ID types::lookupTypeForExtension(const char *Ext) {
   unsigned N = strlen(Ext);