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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/98544] [11 regression] Wrong code generated by tree vectorizer since r11-3917-g28290cb50c7dbf87 Date: Fri, 08 Jan 2021 12:14:37 +0000 [thread overview] Message-ID: <bug-98544-4-z9iYt6lfdt@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-98544-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98544 --- Comment #17 from Richard Biener <rguenth at gcc dot gnu.org> --- /* { dg-do run } */ double a[4], b[2]; void __attribute__((noipa)) foo () { double a0 = a[0]; double a1 = a[1]; double a2 = a[2]; double a3 = a[3]; b[0] = a1 - a3; b[1] = a0 + a2; } int main() { a[0] = 1.; a[1] = 2.; a[2] = 3.; a[3] = 4.; foo (); if (b[0] != -2 || b[1] != 4) __builtin_abort (); return 0; }
next prev parent reply other threads:[~2021-01-08 12:14 UTC|newest] Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-01-05 18:50 [Bug c++/98544] New: [11 regression] Wrong code generated by tree vectorizer martin@mpa-garching.mpg.de 2021-01-05 19:36 ` [Bug tree-optimization/98544] " martin@mpa-garching.mpg.de 2021-01-06 6:00 ` marxin at gcc dot gnu.org 2021-01-06 6:03 ` [Bug tree-optimization/98544] [11 regression] Wrong code generated by tree vectorizer since r11-3917-g28290cb50c7dbf87 marxin at gcc dot gnu.org 2021-01-06 9:02 ` rguenth at gcc dot gnu.org 2021-01-07 13:59 ` rguenth at gcc dot gnu.org 2021-01-07 14:26 ` marxin at gcc dot gnu.org 2021-01-07 14:27 ` rguenth at gcc dot gnu.org 2021-01-07 14:35 ` rguenth at gcc dot gnu.org 2021-01-07 15:01 ` rguenth at gcc dot gnu.org 2021-01-07 15:05 ` rguenth at gcc dot gnu.org 2021-01-07 15:19 ` rguenth at gcc dot gnu.org 2021-01-07 15:29 ` rguenth at gcc dot gnu.org 2021-01-07 15:37 ` martin@mpa-garching.mpg.de 2021-01-07 15:50 ` rguenth at gcc dot gnu.org 2021-01-07 16:08 ` martin@mpa-garching.mpg.de 2021-01-07 16:48 ` rguenth at gcc dot gnu.org 2021-01-08 12:14 ` rguenth at gcc dot gnu.org [this message] 2021-01-08 12:16 ` rguenth at gcc dot gnu.org 2021-01-08 12:20 ` marxin at gcc dot gnu.org 2021-01-08 13:09 ` cvs-commit at gcc dot gnu.org 2021-01-08 13:09 ` rguenth at gcc dot gnu.org 2021-01-08 14:07 ` martin@mpa-garching.mpg.de 2021-01-08 14:18 ` rguenther at suse dot de
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