Don't produce diagnostics for missing ctor-initializers during template

instantiations if we encountered errors parsing some of the initializers.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@164578 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Sema/SemaDeclCXX.cpp

@@ -2965,7 +2965,11 @@ bool Sema::SetCtorInitializers(CXXConstructorDecl *Constructor,
              NumInitializers * sizeof(CXXCtorInitializer*));
       Constructor->setCtorInitializers(baseOrMemberInitializers);
     }
-    
+
+    // Let template instantiation know whether we had errors.
+    if (AnyErrors)
+      Constructor->setInvalidDecl();
+
     return false;
   }
 

lib/Sema/SemaTemplateInstantiateDecl.cpp

@@ -2986,7 +2986,7 @@ Sema::InstantiateMemInitializers(CXXConstructorDecl *New,
                            const MultiLevelTemplateArgumentList &TemplateArgs) {
 
   SmallVector<CXXCtorInitializer*, 4> NewInits;
-  bool AnyErrors = false;
+  bool AnyErrors = Tmpl->isInvalidDecl();
 
   // Instantiate all the initializers.
   for (CXXConstructorDecl::init_const_iterator Inits = Tmpl->init_begin(),

test/SemaTemplate/class-template-ctor-initializer.cpp

@@ -53,3 +53,20 @@ namespace PR7259 {
     return 0;
   }
 }
+
+namespace NonDependentError {
+  struct Base { Base(int); }; // expected-note 2{{candidate}}
+
+  template<typename T>
+  struct Derived1 : Base {
+    Derived1() : Base(1, 2) {} // expected-error {{no matching constructor}}
+  };
+
+  template<typename T>
+  struct Derived2 : Base {
+    Derived2() : BaseClass(1) {} // expected-error {{does not name a non-static data member or base}}
+  };
+
+  Derived1<void> d1;
+  Derived2<void> d2;
+}