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[Bug c++/83916] [7/8 Regression] Internal compiler error on valid template code
- 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: Wed, 14 Mar 2018 19:17:34 +0000
- Subject: [Bug c++/83916] [7/8 Regression] Internal compiler error on valid template code
- Auto-submitted: auto-generated
- References: <bug-83916-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83916
--- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Wed Mar 14 19:17:03 2018
New Revision: 258533
URL: https://gcc.gnu.org/viewcvs?rev=258533&root=gcc&view=rev
Log:
PR c++/83916 - ICE with template template parameters.
* pt.c (convert_template_argument): Don't substitute into type of
non-type parameter if we don't have enough arg levels.
(unify): Likewise.
Added:
trunk/gcc/testsuite/g++.dg/template/ttp31.C
trunk/gcc/testsuite/g++.dg/template/ttp32.C
Modified:
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/pt.c