[Bug regression/50472] Volatile qualification in data is not enough to avoid optimization over pointer to data
rguenth at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Mon Sep 26 13:52:00 GMT 2011
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50472
--- Comment #5 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-09-26 12:59:02 UTC ---
Author: rguenth
Date: Mon Sep 26 12:58:35 2011
New Revision: 179196
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179196
Log:
2011-09-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/50472
* gimple-fold.c (fold_const_aggregate_ref_1): Do not fold
volatile references.
* gcc.dg/torture/pr50472.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr50472.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/gimple-fold.c
trunk/gcc/testsuite/ChangeLog
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