DebugInfo: Attribute aggregate expressions to the source location of the expression

Just as r225956 did for scalar expressions (CGExprScalar::Visit), do the
same for aggregate expressions.

llvm-svn: 226388

clang/lib/CodeGen/CGExprAgg.cpp

@@ -98,6 +98,11 @@ public:
   //                            Visitor Methods
   //===--------------------------------------------------------------------===//
 
+  void Visit(Expr *E) {
+    ApplyDebugLocation DL(CGF, E->getLocStart());
+    StmtVisitor<AggExprEmitter>::Visit(E);
+  }
+
   void VisitStmt(Stmt *S) {
     CGF.ErrorUnsupported(S, "aggregate expression");
   }