Dump more information about expressions involving temporaries when dumping the AST to JSON.

llvm-svn: 363943

1 files changed, 45 insertions, 0 deletions

diff --git a/clang/lib/AST/JSONNodeDumper.cpp b/clang/lib/AST/JSONNodeDumper.cpp
index 15e198d..24d44cf 100644
--- a/clang/lib/AST/JSONNodeDumper.cpp
+++ b/clang/lib/AST/JSONNodeDumper.cpp
@@ -1026,6 +1026,51 @@ void JSONNodeDumper::VisitCXXConstructExpr(const CXXConstructExpr *CE) {
   }
 }
 
+void JSONNodeDumper::VisitExprWithCleanups(const ExprWithCleanups *EWC) {
+  attributeOnlyIfTrue("cleanupsHaveSideEffects",
+                      EWC->cleanupsHaveSideEffects());
+  if (EWC->getNumObjects()) {
+    JOS.attributeArray("cleanups", [this, EWC] {
+      for (const ExprWithCleanups::CleanupObject &CO : EWC->getObjects())
+        JOS.value(createBareDeclRef(CO));
+    });
+  }
+}
+
+void JSONNodeDumper::VisitCXXBindTemporaryExpr(
+    const CXXBindTemporaryExpr *BTE) {
+  const CXXTemporary *Temp = BTE->getTemporary();
+  JOS.attribute("temp", createPointerRepresentation(Temp));
+  if (const CXXDestructorDecl *Dtor = Temp->getDestructor())
+    JOS.attribute("dtor", createBareDeclRef(Dtor));
+}
+
+void JSONNodeDumper::VisitMaterializeTemporaryExpr(
+    const MaterializeTemporaryExpr *MTE) {
+  if (const ValueDecl *VD = MTE->getExtendingDecl())
+    JOS.attribute("extendingDecl", createBareDeclRef(VD));
+
+  switch (MTE->getStorageDuration()) {
+  case SD_Automatic:
+    JOS.attribute("storageDuration", "automatic");
+    break;
+  case SD_Dynamic:
+    JOS.attribute("storageDuration", "dynamic");
+    break;
+  case SD_FullExpression:
+    JOS.attribute("storageDuration", "full expression");
+    break;
+  case SD_Static:
+    JOS.attribute("storageDuration", "static");
+    break;
+  case SD_Thread:
+    JOS.attribute("storageDuration", "thread");
+    break;
+  }
+
+  attributeOnlyIfTrue("boundToLValueRef", MTE->isBoundToLvalueReference());
+}
+
 void JSONNodeDumper::VisitIntegerLiteral(const IntegerLiteral *IL) {
   JOS.attribute("value",
                 IL->getValue().toString(