From 6fabd9e25d1438b506c0c3979330cfd3034af317 Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Tue, 28 Sep 2021 08:59:49 +0200 Subject: [PATCH] Fix gcc.dg/vect/bb-slp-pr65935.c FAIL with AVX after recent change This avoids bigger than V2DF vectorization which disturbs the ability to consistently check for the vectorization result after us now also vectorizing the V2DF tail of a V4DF vectorization variant. 2021-09-28 Richard Biener * gcc.dg/vect/bb-slp-pr65935.c: Prefer 128bit vectorization on x86. --- gcc/testsuite/gcc.dg/vect/bb-slp-pr65935.c | 1 + 1 file changed, 1 insertion(+) diff --git a/gcc/testsuite/gcc.dg/vect/bb-slp-pr65935.c b/gcc/testsuite/gcc.dg/vect/bb-slp-pr65935.c index 5d80f56..ee12136 100644 --- a/gcc/testsuite/gcc.dg/vect/bb-slp-pr65935.c +++ b/gcc/testsuite/gcc.dg/vect/bb-slp-pr65935.c @@ -1,5 +1,6 @@ /* { dg-additional-options "-O3" } */ /* { dg-require-effective-target vect_double } */ +/* { dg-additional-options "-mprefer-vector-width=128" { target x86_64-*-* i?86-*-* } } */ #include "tree-vect.h" -- 2.7.4