Add support for the OpenCL vec_step operator, by generalising and
extending the existing support for sizeof and alignof.  Original
patch by Guy Benyei.

llvm-svn: 127475
diff --git a/clang/lib/AST/StmtProfile.cpp b/clang/lib/AST/StmtProfile.cpp
index b540011..a506d05 100644
--- a/clang/lib/AST/StmtProfile.cpp
+++ b/clang/lib/AST/StmtProfile.cpp
@@ -290,9 +290,9 @@
   VisitExpr(S);
 }
 
-void StmtProfiler::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *S) {
+void StmtProfiler::VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *S) {
   VisitExpr(S);
-  ID.AddBoolean(S->isSizeOf());
+  ID.AddInteger(S->getKind());
   if (S->isArgumentType())
     VisitType(S->getArgumentType());
 }