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re PR c++/54323 (Friend function declaration not correctly identified with CRTP + enable_if) 

2012-10-04  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/54323
	* g++.dg/cpp0x/pr54323.C: New.

From-SVN: r192083
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Paolo Carlini 2012-10-04 15:19:34 +00:00 committed by Paolo Carlini
parent 244e2d9cd3
commit c62b924434
2 changed files with 42 additions and 0 deletions
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5
gcc/testsuite/ChangeLog
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2012-10-04 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/54323
* g++.dg/cpp0x/pr54323.C: New.
2012-10-04 Richard Guenther <rguenther@suse.de>
PR middle-end/54735

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gcc/testsuite/g++.dg/cpp0x/pr54323.C Normal file
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// PR c++/54323
// { dg-do compile { target c++11 } }
template<bool, typename T = void>
struct enable_if { };
template<typename T>
struct enable_if<true, T>
{ typedef T type; };
template<template<typename> class CRTP, typename T>
class Base
{
public:
template<template<typename> class CRTP0, typename T0, class>
friend int func(const Base<CRTP0, T0>& rhs);
protected:
int n;
};
template<template<typename> class CRTP0, typename T0,
class = typename enable_if<true>::type>
int func(const Base<CRTP0, T0>& rhs)
{
return rhs.n;
}
template<typename T>
class Derived : public Base<Derived, T> {};
int main()
{
Derived<int> x;
func(x);
return 0;
}