Failure building current 4.5 snapshot on Cygwin

[Tim Prince]

Kai Tietz wrote:
> 2009/6/26 Seiji Kachi <skachi@mqe.biglobe.ne.jp>:
>   
>> Angelo Graziosi wrote:
>>     
>>> Dave Korn ha scritto:
>>>       
>>>> Angelo Graziosi wrote:
>>>>         
>>>>> I want to flag the following failure I have seen on Cygwin 1.5 trying to
>>>>> build current 4.5-20090625 gcc snapshot:
>>>>>           
>>>>  So what's in config.log?  And what binutils are you using?
>>>>         
>>> The config logs are attached, while binutils is the current in Cygwin-1.5,
>>> i.e. 20080624-2.
>>>
>>>
>>> Cheers,
>>> Angelo.
>>>       
>> I have also seen similar faulure, and the reason on my environment is as
>> follows.
>>
>> (1) In my case, gcc build complete successfully.  But a.exe which is
>> compiled from the new compiler fails. Error message is
>>
>> $ ./a.exe
>> bash: ./a.exe: Permission denied
>>
>> Source code of a.exe is quite simple:
>> main()
>> {
>>  printf("Hello\n");
>> }
>>
>> (2) This failuer occurres from gcc trunk r148408.  r148407 is OK.
>>
>> (3) r148408 removed "#ifdef DEBUG_PUBTYPES_SECTION".  r148407 does not
>> generate debug_pubtypes section, but r148408 and later version generates
>>  debug_pubtypes section in object when we set debug option.
>>
>> (4) gcc build sequence usually uses debug option.
>>
>> (5) My cygwin environment seems not to accept debug_pubtypes section, and
>> pop up "Permission denied" error.
>>
>> When I reverted "#ifdef DEBUG_PUBTYPES_SECTION" in dearf2out.c, the failuer
>> disappeared.
>>
>> Does this failure occurr only on cygwin?
>>
>> Regards,
>> Seiji Kachi
>>
>>     
>
> No, this bug appeared on all windows pe-coff targets. A fix for this
> is already checked in yesterday on binutils. Could you try it with the
> current binutils head version?
>
> Cheers,
> Kai
>
>   
Is this supposed to be sufficient information for us to find that 
binutils?  I may be able to find an insider colleague, otherwise I would 
have no chance.