Hi! On ARM because -fstrict-volatile-bitfields is on we get a warning about volatile access to unaligned field, this patch adds -w to avoid failing because of that warning. Regtested on x86_64-linux and i686-linux and with arm cross on the given testcase, committed as obvious.
2011-12-12 Jakub Jelinek <ja...@redhat.com> PR testsuite/51511 * gcc.dg/pr45819.c: Add -w to dg-options. --- gcc/testsuite/gcc.dg/pr45819.c.jj 2011-07-22 22:14:59.000000000 +0200 +++ gcc/testsuite/gcc.dg/pr45819.c 2011-12-12 10:10:43.946416951 +0100 @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O2 -fdump-tree-optimized" } */ +/* { dg-options "-O2 -fdump-tree-optimized -w" } */ struct ehci_regs { char x; Jakub