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[Bug c/34146] [4.1/4.2/4.3 Regression] Inefficient code with compound literals inside a CONSTRUCTO
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 20 Nov 2007 10:36:22 -0000
- Subject: [Bug c/34146] [4.1/4.2/4.3 Regression] Inefficient code with compound literals inside a CONSTRUCTO
- References: <bug-34146-6528@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from jakub at gcc dot gnu dot org 2007-11-20 10:36 -------
Subject: Bug 34146
Author: jakub
Date: Tue Nov 20 10:36:03 2007
New Revision: 130311
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=130311
Log:
PR c/34146
* c-gimplify.c (optimize_compound_literals_in_ctor): New function.
(c_gimplify_expr): Use it.
PR c/34146
* gcc.dg/tree-ssa/pr34146.c: New test.
PR testsuite/33978
* gcc.dg/tree-ssa/pr33723.c: Adjust scan pattern to make it less
dependent on target settings like move_by_pieces etc.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr34146.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/c-gimplify.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr33723.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34146