[Patch, Fortran] PR fortran/38887: Fix MVBITS with runtime zero-length array

[Daniel Kraft]

Tobias Burnus wrote:
> Daniel Kraft wrote:
>> this "trivial" patch fixes PR 38887, where a call to MVBITS aborted at
>> runtime if the array was empty (but this not detected at runtime).
>>
>> I did exclude the regenerated files from the patch, hope this is ok.
>> Regression-testing on gnu/linux-x86-32 (but there shouldn't be any) at
>> the moment.  Ok for trunk if no failures?
> OK. Thanks for the quick patch, which leaves us with only one
> non-suspended, non-I/O-performance 4.4 regression (ice-on-valid also
> with MVBITS; PR 38883). The general serious regressions status is 95 PRs
> of which are 4 P1 and 4 have to be triaged (P3).

Committed as revision 143541.  Thanks for the review!

I will now work on 38883, as time permits.  Hopefully I can fix this one 
as well.

Yours,
Daniel

-- 
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