[phobos] unit test hangs

[Sean Kelly]

Fixed.  I thought I'd dealt with this, but it must have been in test code I never committed.

On Oct 8, 2010, at 6:43 AM, Sean Kelly wrote:

> Must be related to my bug fixes.  Maybe there's a bad test. I'll check it out today. 
> 
> Sent from my iPhone
> 
> On Oct 8, 2010, at 12:05 AM, Brad Roberts <braddr at puremagic.com> wrote:
> 
>> On 10/7/2010 9:22 PM, Brad Roberts wrote:
>>> On 10/7/2010 9:09 PM, Brad Roberts wrote:
>>>> Between r2086 and 2089 the phobos tests on win32 only have started hanging.
>>>> 
>>>> Last good:
>>>>   http://d.puremagic.com/test-results/test.ghtml?runid=1374
>>>> 
>>>> First bad:
>>>>   http://d.puremagic.com/test-results/test.ghtml?runid=1376
>>> 
>>> Until someone tells me it's been fixed (or I get a timeout to kill the stalled
>>> test coded up), I've disabled the phobos test step so that at least the rest of
>>> the testing occurs.
>> 
>> Ok, now that the linux builds are back in action, it's phobos tests also hang.
>> But since the posix based test mechanisms are a lot nicer, it's easy to tell
>> that it's the concurrency test that's at fault.  It seems to be a pure stall, as
>> the app is idle, not consuming cpu time.
>> 
>> Strace shows no activity.
>> 
>> I tried attaching gdb and getting a stack trace, but gdb's stack walker got
>> pissed off (slightly edited for brevity):
>> 
>> (gdb) thr apply all bt
>> 
>> Thread 2 (Thread 0x404d2b70 (LWP 25772)):
>> #0  0x4001d422 in __kernel_vsyscall ()
>> #1  0x40041015 in pthread_cond_wait@@GLIBC_2.3.2 () from
>> /lib/tls/i686/cmov/libpthread.so.0
>> #2  0x0809cc2a in core.sync.condition.Condition.wait() ()
>> buildsym.c:818: internal-error: start_symtab: Assertion `! pending_addrmap' failed.
>> 
>> Thread 1 (Thread 0x401d1780 (LWP 25771)):
>> #0  0x4001d422 in __kernel_vsyscall ()
>> #1  0x40041015 in pthread_cond_wait@@GLIBC_2.3.2 () from
>> /lib/tls/i686/cmov/libpthread.so.0
>> #2  0x0809cc2a in core.sync.condition.Condition.wait() ()
>> buildsym.c:818: internal-error: start_symtab: Assertion `! pending_addrmap' failed.
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