Fix -ast-dump of dependent new and delete exprs

llvm-svn: 232748

2 files changed, 22 insertions, 8 deletions

diff --git a/clang/lib/AST/ASTDumper.cpp b/clang/lib/AST/ASTDumper.cpp
index 6aa0a2183d8..a5ad6db3797 100644
--- a/clang/lib/AST/ASTDumper.cpp
+++ b/clang/lib/AST/ASTDumper.cpp
@@ -1921,24 +1921,28 @@ void ASTDumper::VisitCXXBindTemporaryExpr(const CXXBindTemporaryExpr *Node) {
 
 void ASTDumper::VisitCXXNewExpr(const CXXNewExpr *Node) {
   VisitExpr(Node);
-  OS << ' ';
   if (Node->isGlobalNew())
-    OS << "global ";
+    OS << " global";
   if (Node->isArray())
-    OS << "array ";
-  dumpBareDeclRef(Node->getOperatorNew());
+    OS << " array";
+  if (Node->getOperatorNew()) {
+    OS << ' ';
+    dumpBareDeclRef(Node->getOperatorNew());
+  }
   // We could dump the deallocation function used in case of error, but it's
   // usually not that interesting.
 }
 
 void ASTDumper::VisitCXXDeleteExpr(const CXXDeleteExpr *Node) {
   VisitExpr(Node);
-  OS << ' ';
   if (Node->isGlobalDelete())
-    OS << "global ";
+    OS << " global";
   if (Node->isArrayForm())
-    OS << "array ";
-  dumpBareDeclRef(Node->getOperatorDelete());
+    OS << " array";
+  if (Node->getOperatorDelete()) {
+    OS << ' ';
+    dumpBareDeclRef(Node->getOperatorDelete());
+  }
 }
 
 void
diff --git a/clang/test/Misc/ast-dump-stmt.cpp b/clang/test/Misc/ast-dump-stmt.cpp
index 472c71365e1..96921ff7b6e 100644
--- a/clang/test/Misc/ast-dump-stmt.cpp
+++ b/clang/test/Misc/ast-dump-stmt.cpp
@@ -55,3 +55,13 @@ void TestAllocationExprs() {
 // CHECK: CXXDeleteExpr {{.*}} 'void' array Function {{.*}} 'operator delete[]'
 // CHECK: CXXNewExpr {{.*}} 'int *' global Function {{.*}} 'operator new'
 // CHECK: CXXDeleteExpr {{.*}} 'void' global Function {{.*}} 'operator delete'
+
+// Don't crash on dependent exprs that haven't been resolved yet.
+template <typename T>
+void TestDependentAllocationExpr() {
+  T *p = new T;
+  delete p;
+}
+// CHECK: FunctionTemplateDecl {{.*}} TestDependentAllocationExpr
+// CHECK: CXXNewExpr {{.*'T \*'$}}
+// CHECK: CXXDeleteExpr {{.*'void'$}}