Re: [bug-gawk] Misoptimisation: _"A" "B" to _"AB"

[arnold]

Hi.

What a great catch!  :-)

Thanks for the report. I'll work on it.

Arnold

Harald van Dijk <address@hidden> wrote:

> Hi all,
>
> Trying the new gawk 4.2.0 where optimisations are enabled by default, I 
> spot a test failure in the gettext test suite, which can be reduced 
> simply to
>
>      { print _"A" "B" }
>
> When optimisations are disabled, this translates "A", and adds "B" to it.
>
> When optimisations are enabled, this first adds "B" to "A", and then 
> translates "AB". Which is likely to fail.
>
> The previous version of gawk behaved the same way, but because 
> optimisations were disabled by default, it didn't really come up.
>
> awkgram.y contains code to disable early concatenation if either operand 
> is a number. I believe this should be extended to also disable early 
> concatenation if either operand is translatable.
>
> Cheers,
> Harald van Dijk