ARC math test regressions (was Re: [PATCH v7 00/13] glibc port to ARC processors)

[Andreas Schwab]

On Jul 02 2020, Vineet Gupta via Libc-alpha wrote:

> Now acos can come from 2 places depending on LIBM_SVID_COMPAT
>  - math/w_acos_template.c	<-- sets errno only
>  - math/w_acos_compat.c	<-- raises exception FE_INVALID
>
> For ARC, 1st variant is building, so explicit exception is NOT raised.

LIBM_SVID_COMPAT is a compat feature, thus not relevant and always off
for new ports.

It's a bug in the testsuite that it doesn't handle that case yet.

Andreas.

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Andreas Schwab, schwab@linux-m68k.org
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