On Wed, Nov 04, 2020 at 01:20:58PM +0000, Richard Sandiford wrote:
> Tobias Burnus <tob...@codesourcery.com> writes:
> > Three of the testcases fail on PowerPC:
> > gcc.target/i386/zero-scratch-regs-{9,10,11}.c
> > powerpc64le-linux-gnu/default/gcc.d/zero-scratch-regs-10.c:77:1: sorry,
> > unimplemented: '-fzero-call-used_regs' not supported on this target
> >
> > Did you miss some dg-require-effective-target ?
>
> No, these are a signal to target maintainers that they need
> to decide whether to add support or accept the status quo
> (in which case a new effective-target will be needed). See:
> https://gcc.gnu.org/pipermail/gcc-patches/2020-October/557595.html:
>
> The new tests are likely to fail on some targets with the sorry()
> message, but I think target maintainers are best placed to decide
> whether (a) that's a fundamental restriction of the target and the
> tests should just be skipped or (b) the target needs to implement
> the new hook.
But why are tests in gcc.target/i386/ run for other targets at all?!
Segher
