[cfe-commits] r91099 - /cfe/trunk/test/CXX/dcl.dcl/basic.namespace/namespace.udecl/p12.cpp
John McCall
rjmccall at apple.com
Thu Dec 10 18:55:56 PST 2009
Author: rjmccall
Date: Thu Dec 10 20:55:56 2009
New Revision: 91099
URL: http://llvm.org/viewvc/llvm-project?rev=91099&view=rev
Log:
Test member template using hiding.
Modified:
cfe/trunk/test/CXX/dcl.dcl/basic.namespace/namespace.udecl/p12.cpp
Modified: cfe/trunk/test/CXX/dcl.dcl/basic.namespace/namespace.udecl/p12.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CXX/dcl.dcl/basic.namespace/namespace.udecl/p12.cpp?rev=91099&r1=91098&r2=91099&view=diff
==============================================================================
--- cfe/trunk/test/CXX/dcl.dcl/basic.namespace/namespace.udecl/p12.cpp (original)
+++ cfe/trunk/test/CXX/dcl.dcl/basic.namespace/namespace.udecl/p12.cpp Thu Dec 10 20:55:56 2009
@@ -1,4 +1,4 @@
-// RUN: clang -fsyntax-only -verify %s
+// RUN: clang-cc -fsyntax-only -verify %s
// C++03 [namespace.udecl]p12:
// When a using-declaration brings names from a base class into a
@@ -6,6 +6,9 @@
// override and/or hide member functions with the same name and
// parameter types in a base class (rather than conflicting).
+template <unsigned n> struct Opaque {};
+template <unsigned n> void expect(Opaque<n> _) {}
+
// PR5727
// This just shouldn't crash.
namespace test0 {
@@ -21,7 +24,6 @@
// Simple hiding.
namespace test1 {
- template <unsigned n> struct Opaque {};
struct Base {
Opaque<0> foo(Opaque<0>);
Opaque<0> foo(Opaque<1>);
@@ -99,3 +101,44 @@
d2.testUnresolved(i);
}
}
+
+// Hiding of member templates.
+namespace test3 {
+ struct Base {
+ template <class T> Opaque<0> foo() { return Opaque<0>(); }
+ template <int n> Opaque<1> foo() { return Opaque<1>(); }
+ };
+
+ struct Derived1 : Base {
+ using Base::foo;
+ template <int n> Opaque<2> foo() { return Opaque<2>(); }
+ };
+
+ struct Derived2 : Base {
+ template <int n> Opaque<2> foo() { return Opaque<2>(); }
+ using Base::foo;
+ };
+
+ struct Derived3 : Base {
+ using Base::foo;
+ template <class T> Opaque<3> foo() { return Opaque<3>(); }
+ };
+
+ struct Derived4 : Base {
+ template <class T> Opaque<3> foo() { return Opaque<3>(); }
+ using Base::foo;
+ };
+
+ void test() {
+ expect<0>(Base().foo<int>());
+ expect<1>(Base().foo<0>());
+ expect<0>(Derived1().foo<int>());
+ expect<2>(Derived1().foo<0>());
+ expect<0>(Derived2().foo<int>());
+ expect<2>(Derived2().foo<0>());
+ expect<3>(Derived3().foo<int>());
+ expect<1>(Derived3().foo<0>());
+ expect<3>(Derived4().foo<int>());
+ expect<1>(Derived4().foo<0>());
+ }
+}
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