Decl printer: fix CXXConstructExpr with implicit default argument
Patch by Will Wilson.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173630 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/DeclPrinter.cpp b/lib/AST/DeclPrinter.cpp
index b400522..6057f60 100644
--- a/lib/AST/DeclPrinter.cpp
+++ b/lib/AST/DeclPrinter.cpp
@@ -646,9 +646,13 @@
Expr *Init = D->getInit();
if (!Policy.SuppressInitializers && Init) {
bool ImplicitInit = false;
- if (CXXConstructExpr *Construct = dyn_cast<CXXConstructExpr>(Init))
- ImplicitInit = D->getInitStyle() == VarDecl::CallInit &&
- Construct->getNumArgs() == 0 && !Construct->isListInitialization();
+ if (CXXConstructExpr *Construct = dyn_cast<CXXConstructExpr>(Init)) {
+ if (D->getInitStyle() == VarDecl::CallInit &&
+ !Construct->isListInitialization()) {
+ ImplicitInit = Construct->getNumArgs() == 0 ||
+ Construct->getArg(0)->isDefaultArgument();
+ }
+ }
if (!ImplicitInit) {
if ((D->getInitStyle() == VarDecl::CallInit) && !isa<ParenListExpr>(Init))
Out << "(";