$OpenBSD: patch-tools_clang_lib_Lex_Lexer_cpp,v 1.3 2009/06/21 23:13:48 sthen Exp $
--- tools/clang/lib/Lex/Lexer.cpp.orig	Thu Jun  4 03:48:03 2009
+++ tools/clang/lib/Lex/Lexer.cpp	Thu Jun  4 03:50:41 2009
@@ -1013,6 +1013,7 @@ static bool isEndOfBlockCommentWithEscapedNewLine(cons
   return true;
 }
 
+#undef __SSE2__
 #ifdef __SSE2__
 #include <emmintrin.h>
 #elif __ALTIVEC__
