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re PR tree-optimization/92558 (Miscompare of 554.roms_r with -Ofast -march=znver2...
authorRichard Biener <rguenther@suse.de>
Mon, 18 Nov 2019 12:41:11 +0000 (12:41 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Mon, 18 Nov 2019 12:41:11 +0000 (12:41 +0000)
commit5be106b86006e00c80bf846a172b2b69b40d10ef
tree8b459b41b4cc1967d62c341a286cd10c4ab66122tree
parent3d3a96a26eff2367d6573b30683c3c2945f443ebcommit | diff
re PR tree-optimization/92558 (Miscompare of 554.roms_r with -Ofast -march=znver2 -flto since r278289)

2019-11-18  Richard Biener  <rguenther@suse.de>

PR tree-optimization/92558
* tree-vect-loop.c (vect_create_epilog_for_reduction): When
reducting the width of a reduction vector def update new_phis.

* gcc.dg/vect/pr92558.c: New testcase.

From-SVN: r278400
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/vect/pr92558.c [new file with mode: 0644] blob
gcc/tree-vect-loop.c diff | blob | history