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c++: Add testcase for already-fixed PR [PR70642]

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We correctly reject the testcase in this PR ever since commit r9-7046.

gcc/testsuite/ChangeLog:

	PR c++/70642
	* g++.dg/cpp0x/alias-decl-70.C: New test.
This commit is contained in:
Patrick Palka 2020-05-13 09:20:44 -04:00
parent ab5934a8fe
commit 6cc6b087c8
2 changed files with 28 additions and 0 deletions
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gcc/testsuite/ChangeLog
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2020-05-13 Patrick Palka <ppalka@redhat.com>
PR c++/70642
* g++.dg/cpp0x/alias-decl-70.C: New test.
2020-05-13 Jakub Jelinek <jakub@redhat.com>
PR debug/95080

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gcc/testsuite/g++.dg/cpp0x/alias-decl-70.C Normal file
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// PR c++/70642
// { dg-do compile { target c++11 } }
template<bool, class> struct enable_if {};
template<class T> struct enable_if<true, T> { using type = T; };
template <typename X>
struct foo
{
template <typename R>
using meow = typename enable_if<sizeof(X) == 0, R>::type; // { dg-error "no type named .type." }
template <typename R = int> // 1
meow<R> bar () = delete;
int bar ()
{
meow<int> i; // 2
return 0; // 3
}
};
int j = foo<long>().bar();