Introduce support for constructor templates, which can now be declared

and will participate in overload resolution. Unify the instantiation
of CXXMethodDecls and CXXConstructorDecls, which had already gotten
out-of-sync.

llvm-svn: 79658

1 files changed, 12 insertions, 0 deletions

diff --git a/clang/lib/AST/DeclCXX.cpp b/clang/lib/AST/DeclCXX.cpp
index b126a09fc44..5c0bbec1ff0 100644
--- a/clang/lib/AST/DeclCXX.cpp
+++ b/clang/lib/AST/DeclCXX.cpp
@@ -712,6 +712,18 @@ OverloadedFunctionDecl::Create(ASTContext &C, DeclContext *DC,
   return new (C) OverloadedFunctionDecl(DC, N);
 }
 
+OverloadIterator::OverloadIterator(NamedDecl *ND) : D(0) {
+  if (!ND)
+    return;
+  
+  if (isa<FunctionDecl>(ND) || isa<FunctionTemplateDecl>(ND))
+    D = ND;
+  else if (OverloadedFunctionDecl *Ovl = dyn_cast<OverloadedFunctionDecl>(ND)) {
+    D = ND;
+    Iter = Ovl->function_begin();
+  }
+}
+
 void OverloadedFunctionDecl::addOverload(AnyFunctionDecl F) {
   Functions.push_back(F);
   this->setLocation(F.get()->getLocation());