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[Bug c++/77890] class template type deduction fails for lambda functions
- From: "jason at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 10 Oct 2016 20:49:23 +0000
- Subject: [Bug c++/77890] class template type deduction fails for lambda functions
- Auto-submitted: auto-generated
- References: <bug-77890-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77890
--- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Mon Oct 10 20:48:51 2016
New Revision: 240948
URL: https://gcc.gnu.org/viewcvs?rev=240948&root=gcc&view=rev
Log:
C++17 class deduction issues
PR c++/77890
PR c++/77912
* pt.c (do_class_deduction): Set cp_unevaluated_operand.
(tsubst) [TEMPLATE_TYPE_PARM]: Copy CLASS_PLACEHOLDER_TEMPLATE.
Added:
trunk/gcc/testsuite/g++.dg/cpp1z/class-deduction19.C
trunk/gcc/testsuite/g++.dg/cpp1z/class-deduction20.C
Modified:
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/pt.c