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[Bug middle-end/53849] [4.8 Regression] ICE: in add_referenced_var_1, at tree-dfa.c:567 with -O2 -ftree-parallelize-loops=2 -fno-tree-loop-im
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 04 Jul 2012 12:09:20 +0000
- Subject: [Bug middle-end/53849] [4.8 Regression] ICE: in add_referenced_var_1, at tree-dfa.c:567 with -O2 -ftree-parallelize-loops=2 -fno-tree-loop-im
- Auto-submitted: auto-generated
- References: <bug-53849-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53849
--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-07-04 12:09:20 UTC ---
Author: rguenth
Date: Wed Jul 4 12:09:09 2012
New Revision: 189255
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189255
Log:
2012-07-04 Richard Guenther <rguenther@suse.de>
PR tree-optimization/53849
* tree-cfg.c (move_stmt_op): Only call add_referenced_var
for duplicated locals. Use add_referenced_var_1 to avoid
pushing/popping cfun.
* gcc.dg/pr53849.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/pr53849.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-cfg.c