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.

-- 
Andreas Schwab, sch...@linux-m68k.org
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