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[Bug tree-optimization/82473] [8 Regression] ICE in vect_get_vec_def_for_stmt_copy, at tree-vect-stmts.c:1524
- 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: Fri, 20 Oct 2017 13:44:18 +0000
- Subject: [Bug tree-optimization/82473] [8 Regression] ICE in vect_get_vec_def_for_stmt_copy, at tree-vect-stmts.c:1524
- Auto-submitted: auto-generated
- References: <bug-82473-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82473
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Fri Oct 20 13:43:47 2017
New Revision: 253937
URL: https://gcc.gnu.org/viewcvs?rev=253937&root=gcc&view=rev
Log:
2017-10-20 Richard Biener <rguenther@suse.de>
PR tree-optimization/82473
* tree-vect-loop.c (vectorizable_reduction): Properly get at
the largest input type.
* gcc.dg/torture/pr82473.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr82473.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vect-loop.c