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Re: [PATCH, testsuite] Fix g++.dg/pr67989.C test failure when running with -march or -mcpu
- From: Thomas Preud'homme <thomas dot preudhomme at foss dot arm dot com>
- To: Bernd Schmidt <bschmidt at redhat dot com>
- Cc: "Richard Earnshaw (lists)" <Richard dot Earnshaw at arm dot com>, Kyrill Tkachov <kyrylo dot tkachov at foss dot arm dot com>, gcc-patches at gcc dot gnu dot org, Ramana Radhakrishnan <ramana dot radhakrishnan at arm dot com>
- Date: Tue, 12 Jan 2016 15:55:49 +0800
- Subject: Re: [PATCH, testsuite] Fix g++.dg/pr67989.C test failure when running with -march or -mcpu
- Authentication-results: sourceware.org; auth=none
- References: <11095502 dot M7ODFCTl7m at hardin dot shanghai dot arm dot com> <3386607 dot mP52vVFFoV at hardin dot shanghai dot arm dot com> <5693D0DE dot 5090205 at redhat dot com>
On Monday, January 11, 2016 04:57:18 PM Bernd Schmidt wrote:
> On 01/08/2016 10:33 AM, Thomas Preud'homme wrote:
> > 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
> >
> > * g++.dg/pr67989.C: Remove ARM-specific option.
> > * gcc.target/arm/pr67989.C: New file.
>
> I checked some other arm tests and they have things like
>
> /* { dg-skip-if "avoid conflicting multilib options" { *-*-* } {
> "-march=*" } { "-march=armv4t" } } */
> /* { dg-skip-if "avoid conflicting multilib options" { *-*-* } {
> "-mthumb" } { "" } } */
>
> Do you need the same in your testcase?
That was the first approach I took but Kyrill suggested me to use arm_arch_v4t
and arm_arch_v4t_ok machinery instead. It should take care about whether the
architecture can be selected.
Best regards,
Thomas