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[Bug middle-end/47743] [4.6 Regression] PRE ICE in fold_convert_loc
- 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: Tue, 15 Feb 2011 13:04:58 +0000
- Subject: [Bug middle-end/47743] [4.6 Regression] PRE ICE in fold_convert_loc
- Auto-submitted: auto-generated
- References: <bug-47743-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47743
--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-02-15 13:04:50 UTC ---
Author: rguenth
Date: Tue Feb 15 13:04:47 2011
New Revision: 170173
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=170173
Log:
2011-02-15 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47743
* tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
for a non-type-compatible VN lookup bail out.
* gcc.dg/torture/pr47743.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr47743.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-pre.c