Re: [v3 PATCH] PR libstdc++/68430

2017-12-18 Thread Jonathan Wakely
On 16 December 2017 at 12:30, Ville Voutilainen wrote: > The compiler-powered is_constructible that we have in gcc 8 is powerful > enough to give the right answer to an is_constructible question > that would be hard for a pure-library implementation to get right > in a well-formed fashion. This is

[v3 PATCH] PR libstdc++/68430

2017-12-16 Thread Ville Voutilainen
The compiler-powered is_constructible that we have in gcc 8 is powerful enough to give the right answer to an is_constructible question that would be hard for a pure-library implementation to get right in a well-formed fashion. This is just adding a test for it. Tested on Linux-PPC64, OK for trunk?