Fill in some silly defaults to silence a GCC warning

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@104140 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/StmtProfile.cpp b/lib/AST/StmtProfile.cpp
index efa6f6f..ac3a9ee 100644
--- a/lib/AST/StmtProfile.cpp
+++ b/lib/AST/StmtProfile.cpp
@@ -621,8 +621,8 @@
   if (S->isTypeDependent()) {
     // Type-dependent operator calls are profiled like their underlying
     // syntactic operator.
-    UnaryOperator::Opcode UnaryOp;
-    BinaryOperator::Opcode BinaryOp;
+    UnaryOperator::Opcode UnaryOp = UnaryOperator::Extension;
+    BinaryOperator::Opcode BinaryOp = BinaryOperator::Comma;
     Stmt::StmtClass SC = DecodeOperatorCall(S, UnaryOp, BinaryOp);
     
     ID.AddInteger(SC);