On Sun, Oct 25, 2020 at 09:55:32PM +1030, Alan Modra wrote:
> I thought this one was worth at least commenting as to why it fails
> when biarch testing. OK?
>
> * gcc.target/powerpc/bswap64-4.c: Comment.
>
> diff --git a/gcc/testsuite/gcc.target/powerpc/bswap64-4.c
> b/gcc/testsuite/gcc.target/powerpc/bswap64-4.c
> index a3c05539652..11787000409 100644
> --- a/gcc/testsuite/gcc.target/powerpc/bswap64-4.c
> +++ b/gcc/testsuite/gcc.target/powerpc/bswap64-4.c
> @@ -7,6 +7,12 @@
> /* { dg-final { scan-assembler-times "ldbrx" 1 { target has_arch_pwr7 } } }
> */
> /* { dg-final { scan-assembler-times "stdbrx" 1 { target has_arch_pwr7 } } }
> */
>
> +/* This test will fail when biarch testing with
> + "RUNTESTFLAGS=--target_board=unix'{-m64,-m32}'" because the -m32 is
> + added on the command line after the dg-options -mpowerpc64, and
That depends on your dejagnu version. (That is also why we have
-mdejagnu-cpu=, same reason).
> + common/config/rs6000/rs6000-common.c:rs6000_handle_option disables
> + -mpowerpc64 for -m32. */
Okay for trunk if you some words about dejagnu version. Thanks!
Segher
