[PATCH] D157687: [clang][AST] TextNodeDumper learned to dump NRVO candidates of return stmts

[Timo Stripf via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGeda9d27a91e6: [clang][AST] TextNodeDumper learned to dump NRVO candidates of return stmts (authored by strimo378).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D157687/new/

https://reviews.llvm.org/D157687

Files:
  clang/include/clang/AST/TextNodeDumper.h
  clang/lib/AST/TextNodeDumper.cpp
  clang/test/AST/ast-dump-decl.cpp


Index: clang/test/AST/ast-dump-decl.cpp
===================================================================
--- clang/test/AST/ast-dump-decl.cpp
+++ clang/test/AST/ast-dump-decl.cpp
@@ -25,12 +25,17 @@
 
 namespace testVarDeclNRVO {
   class A { };
-  A foo() {
+  A TestFuncNRVO() {
     A TestVarDeclNRVO;
     return TestVarDeclNRVO;
   }
 }
-// CHECK: VarDecl{{.*}} TestVarDeclNRVO 'A':'testVarDeclNRVO::A' nrvo
+// CHECK:      FunctionDecl{{.*}} TestFuncNRVO 'A ()'
+// CHECK-NEXT: `-CompoundStmt
+// CHECK-NEXT: |-DeclStmt
+// CHECK-NEXT: | `-VarDecl{{.*}} TestVarDeclNRVO 'A':'testVarDeclNRVO::A' nrvo callinit
+// CHECK-NEXT: |   `-CXXConstructExpr
+// CHECK-NEXT: `-ReturnStmt{{.*}} nrvo_candidate(Var {{.*}} 'TestVarDeclNRVO' 'A':'testVarDeclNRVO::A')
 
 void testParmVarDeclInit(int TestParmVarDeclInit = 0);
 // CHECK:      ParmVarDecl{{.*}} TestParmVarDeclInit 'int'
Index: clang/lib/AST/TextNodeDumper.cpp
===================================================================
--- clang/lib/AST/TextNodeDumper.cpp
+++ clang/lib/AST/TextNodeDumper.cpp
@@ -1015,6 +1015,14 @@
     OS << " gnu_range";
 }
 
+void clang::TextNodeDumper::VisitReturnStmt(const ReturnStmt *Node) {
+  if (const VarDecl *Cand = Node->getNRVOCandidate()) {
+    OS << " nrvo_candidate(";
+    dumpBareDeclRef(Cand);
+    OS << ")";
+  }
+}
+
 void TextNodeDumper::VisitConstantExpr(const ConstantExpr *Node) {
   if (Node->hasAPValueResult())
     AddChild("value",
Index: clang/include/clang/AST/TextNodeDumper.h
===================================================================
--- clang/include/clang/AST/TextNodeDumper.h
+++ clang/include/clang/AST/TextNodeDumper.h
@@ -247,6 +247,7 @@
   void VisitLabelStmt(const LabelStmt *Node);
   void VisitGotoStmt(const GotoStmt *Node);
   void VisitCaseStmt(const CaseStmt *Node);
+  void VisitReturnStmt(const ReturnStmt *Node);
   void VisitCompoundStmt(const CompoundStmt *Node);
   void VisitConstantExpr(const ConstantExpr *Node);
   void VisitCallExpr(const CallExpr *Node);


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