1.5.7: make hangs on XP (with HT)

[Volker Quetschke]

>> I've been trying to narrow the problem I've been having with make (-j) 
>> and processes locking up.  And I've made some progress.
>>
>> First, this happens with 1.5.6 -> 1.5.7 (and every snapshot in-between).
>>
>> I've tried this test on 3 configurations:
>> WinXP (HyperThreaded): fails quickly (between 20 seconds and 3 minutes)
>> Win2000 (Not HT): fails slowly (between 6 minutes and 20 minutes)
>> WinXP (HT turned off): does not fail (ran it for about an hour and it 
>> was fine).
> 
> Sorry for the "me too" mail, I tried your testcase on a Notebook with
> Athlon XP-M 2200+ Processor and XP-Home. It is still running, but it
> sometimes (2x) writes:
Just FYI, I build a cygwin dll from current cvs (last
winsup/cygwin/ChangeLog entry 2004-02-09 Ralf H.)
with debugging enabled and rerun this script. It didn't freeze, I
stopped it after 1588 iterations, but it produced one stackdump
and wrote some errors from make to stderr:

$ ./t.sh > freeze.out
  988627 [main] make 3376 handle_exceptions: Exception: 
STATUS_ACCESS_VIOLATION
  996727 [main] make 3376 open_stackdumpfile: Dumping stack trace to 
make.exe.stackdump
make: *** virtual memory exhausted.  Stop.
make: *** Waiting for unfinished jobs....
make: *** Waiting for unfinished jobs....
make: *** Waiting for unfinished jobs....
make: *** Waiting for unfinished jobs....
make: *** virtual memory exhausted.  Stop.
make: *** Waiting for unfinished jobs....
make: *** virtual memory exhausted.  Stop.
make: *** Waiting for unfinished jobs....
make: *** Waiting for unfinished jobs....
make: *** Waiting for unfinished jobs....
make: *** Waiting for unfinished jobs....
make: *** virtual memory exhausted.  Stop.
make: *** Waiting for unfinished jobs....
make: *** Waiting for unfinished jobs....
make: *** Waiting for unfinished jobs....
make: *** Waiting for unfinished jobs....

Volker

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