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[Bug ipa/67056] [5/6 regression] Wrong code generated
- From: "hubicka at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 21 Oct 2015 21:14:38 +0000
- Subject: [Bug ipa/67056] [5/6 regression] Wrong code generated
- Auto-submitted: auto-generated
- References: <bug-67056-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67056
--- Comment #17 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Author: hubicka
Date: Wed Oct 21 21:14:06 2015
New Revision: 229148
URL: https://gcc.gnu.org/viewcvs?rev=229148&root=gcc&view=rev
Log:
PR ipa/67056
* ipa-polymorphic-call.c (possible_placement_new): If cur_offset
is negative we don't know the type.
(check_stmt_for_type_change): Skip constructors of non-polymorphic
types as those won't help devirutalization.
* g++.dg/ipa/pr67056.C: New testcase.
Added:
trunk/gcc/testsuite/g++.dg/ipa/pr67056.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/ipa-polymorphic-call.c
trunk/gcc/testsuite/ChangeLog