[Bug c++/87093] is_constructible (__is_constructible() instrinsic) explicitly instantiates conversion member function of source

[ville at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87093

--- Comment #6 from ville at gcc dot gnu.org ---
Author: ville
Date: Wed Sep 12 21:43:49 2018
New Revision: 264254

URL: https://gcc.gnu.org/viewcvs?rev=264254&root=gcc&view=rev
Log:
PR c++/87093

Backport from mainline
2018-09-13  Ville Voutilainen  <ville.voutilainen@gmail.com>

gcc/cp

PR c++/87093
* method.c (constructible_expr): We're in an unevaluated context
in all cases, not just for class targets.

testsuite/

PR c++/87093
* g++.dg/ext/is_constructible2.C: New.

Added:
    branches/gcc-8-branch/gcc/testsuite/g++.dg/ext/is_constructible2.C
Modified:
    branches/gcc-8-branch/gcc/cp/ChangeLog
    branches/gcc-8-branch/gcc/cp/method.c