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[Bug c++/79746] [7 Regression] Confusing -Wunused-but-set-parameter warning with virtual inheritance
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 01 Mar 2017 08:36:27 +0000
- Subject: [Bug c++/79746] [7 Regression] Confusing -Wunused-but-set-parameter warning with virtual inheritance
- Auto-submitted: auto-generated
- References: <bug-79746-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79746
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Mar 1 08:35:55 2017
New Revision: 245802
URL: https://gcc.gnu.org/viewcvs?rev=245802&root=gcc&view=rev
Log:
PR c++/79746
* init.c (emit_mem_initializers): When not constructing vbases of
abstract classes, mark arguments as read for
-Wunused-but-set-parameter.
* g++.dg/warn/Wunused-parm-9.C: New test.
Added:
trunk/gcc/testsuite/g++.dg/warn/Wunused-parm-9.C
Modified:
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/init.c
trunk/gcc/testsuite/ChangeLog