Hi! On x86 the test is using -mavx512f and so never reports the various -Wpsabi notes/warnings, but on other targets it can.
Committed to trunk as obvious. 2021-06-08 Jakub Jelinek <ja...@redhat.com> PR target/100887 PR testsuite/100943 * gcc.dg/pr100887.c: Add -Wno-psabi -w to dg-options. --- gcc/testsuite/gcc.dg/pr100887.c.jj 2021-06-07 09:28:21.990747548 +0200 +++ gcc/testsuite/gcc.dg/pr100887.c 2021-06-07 17:46:14.413145889 +0200 @@ -1,6 +1,6 @@ /* PR target/100887 */ /* { dg-do compile } */ -/* { dg-options "" } */ +/* { dg-options "-Wno-psabi -w" } */ /* { dg-additional-options "-mavx512f" { target { i?86-*-* x86_64-*-* } } } */ typedef unsigned long long __attribute__((__vector_size__ (2 * sizeof (long long)))) U; Jakub