Check for delegating constructors and (currently) return an error about them.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@123076 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 13 insertions, 0 deletions

diff --git a/include/clang/Basic/DiagnosticSemaKinds.td b/include/clang/Basic/DiagnosticSemaKinds.td
index 56ee876724..5b5bf84b7b 100644
--- a/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/include/clang/Basic/DiagnosticSemaKinds.td
@@ -893,6 +893,12 @@ def err_enum_redeclare_fixed_mismatch : Error<
   "enumeration previously declared with %select{non|}0fixed underlying type">;
 def err_enum_redeclare_scoped_mismatch : Error<
   "enumeration previously declared as %select{un|}0scoped">;
+
+// C++0x delegating constructors
+def err_delegation_0x_only : Error<
+  "Delegating constructors are permitted only in C++0x.">;
+def err_delegation_unimplemented : Error<
+  "Delegating constructors are not fully implemented.">;
   
 // Objective-C++
 def err_objc_decls_may_only_appear_in_global_scope : Error<
diff --git a/include/clang/Sema/Sema.h b/include/clang/Sema/Sema.h
index bcb7666f43..b860e2bd5e 100644
--- a/include/clang/Sema/Sema.h
+++ b/include/clang/Sema/Sema.h
@@ -2566,6 +2566,13 @@ public:
                                      CXXRecordDecl *ClassDecl,
                                      SourceLocation EllipsisLoc);
 
+  MemInitResult BuildDelegatingInitializer(TypeSourceInfo *TInfo,
+                                           Expr **Args, unsigned NumArgs,
+                                           SourceLocation RParenLoc,
+                                           SourceLocation LParenLoc,
+                                           CXXRecordDecl *ClassDecl,
+                                           SourceLocation EllipsisLoc);
+
   bool SetBaseOrMemberInitializers(CXXConstructorDecl *Constructor,
                                    CXXBaseOrMemberInitializer **Initializers,
                                    unsigned NumInitializers, bool AnyErrors);