Duplicate OPT_ entries in gcc/options.h

[Jung-uk Kim]

On 06/ 8/16 06:16 PM, Dimitry Andric wrote:
> On 08 Jun 2016, at 23:54, Jung-uk Kim <jkim at FreeBSD.org> wrote:
>>
>> On 06/ 8/16 05:15 PM, Dimitry Andric wrote:
>>> On 08 Jun 2016, at 21:11, Gerald Pfeifer <gerald at pfeifer.com> wrote:
>>>>
>>>> I got a user report, and could reproduce this, that building
>>>> GCC (lang/gcc, but also current HEAD, so probably pretty much
>>>> any version) with FreeBSD 11 and LANG = en_US.UTF-8 we get
>>>> conflicting entires in $BUILDDIR/gcc/options.h such as
> ...
>>> Note that GNU awk does *not* produce a different optionlist file when
>>> used with either LANG=C or LANG=en_US.UTF-8.
> ...
>>> So I am assuming that the ARRAY[j-1] > ARRAY[j] comparison works
>>> differently in our awk, depending on the LANG settings.  No idea when
>>> that changed, though, if it changed at all...
>>
>> This behaviour is known for very long time:
>>
>> https://svnweb.freebsd.org/changeset/base/173731
>>
>> and it is not our fault:
>>
>> https://www.gnu.org/software/gawk/manual/html_node/POSIX-String-Comparison.html
> 
> 
> Indeed, so the real question is: why does this only started coming up
> now, if it is known since 2007?  I have been building gcc ports for
> ages, and never ran into this problem, but I also have never actively
> used a persistent LANG environment variable, let alone with UTF-8 in it.
> 
> Is this because more people started using UTF-8 recently?

We are doing more correct collation now:

https://svnweb.freebsd.org/changeset/base/290494

Jung-uk Kim

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