PATCH: PR boehm-gc/48299: FAIL: boehm-gc.c/thread_leak_test.c

[Patrick Marlier]

On 02/23/2012 09:34 PM, Jack Howarth wrote:
> On Thu, Feb 23, 2012 at 02:14:17PM -0500, Patrick Marlier wrote:
>> On 02/23/2012 02:04 PM, Patrick Marlier wrote:
>>> Hello,
>>>
>>> As I see in my x86_64/linux gcc build and for example recently in:
>>> http://gcc.gnu.org/ml/gcc-testresults/2012-02/msg02269.html
>>>
>>> === boehm-gc tests ===
>>> Running target unix/-m32
>>> FAIL: boehm-gc.c/thread_leak_test.c -O2 (test for excess errors)
>>> === boehm-gc Summary for unix/-m32 ===
>>> Running target unix
>>> FAIL: boehm-gc.c/thread_leak_test.c -O2 (test for excess errors)
>>>
>>> due to redefinition of GC_LINUX_THREADS.
>>>
>>> Any reason why this patch was not applied?
>>> http://gcc.gnu.org/ml/gcc-patches/2011-03/msg01903.html
>>>
>>> Thanks!
>>> --
>>> Patrick
>>
>> Also note that the trunk boehm-gc seems to be fixed like this:
>>
>> Index: testsuite/boehm-gc.c/thread_leak_test.c
>> ===================================================================
>> --- testsuite/boehm-gc.c/thread_leak_test.c     (revision 184398)
>> +++ testsuite/boehm-gc.c/thread_leak_test.c     (working copy)
>> @@ -1,4 +1,7 @@
>> -#define GC_LINUX_THREADS
>> +#ifndef GC_THREADS
>> +# define GC_THREADS
>> +#endif
>> +
>>   #include "leak_detector.h"
>>   #include<pthread.h>
>>   #include<stdio.h>
>
> Patrick,
>     This form still randomly fails on x86_64-apple-darwin11 with the
> logged output of...
>
> Setting LD_LIBRARY_PATH to .:/sw/src/fink.build/gcc47-4.7.0-1/darwin_objdir/gcc:/sw/src/fink.build/gcc47-4.7.0-1/darwin_objdir/x86_64-apple-darwin11.3.0/./boehm-gc/.libs:.libs:.:/sw/src/fink.build/gcc47-4.7.0-1/darwin_objdir/gcc:/sw/src/fink.build/gcc47-4.7.0-1/darwin_objdir/x86_64-apple-darwin11.3.0/./boehm-gc/.libs:.libs
> Leaked composite object at 0x10192bfe0 (/sw/src/fink.build/gcc47-4.7.0-1/gcc-4.7-20120223/boehm-gc/testsuite/boehm-gc.c/thread_leak_test.c:15, sz=4, NORMAL)
>
> Leaked composite object at 0x10192bf80 (/sw/src/fink.build/gcc47-4.7.0-1/gcc-4.7-20120223/boehm-gc/testsuite/boehm-gc.c/thread_leak_test.c:15, sz=4, NORMAL)
>
> Leaked composite object at 0x10192bfb0 (/sw/src/fink.build/gcc47-4.7.0-1/gcc-4.7-20120223/boehm-gc/testsuite/boehm-gc.c/thread_leak_test.c:15, sz=4, NORMAL)
>
> Leaked composite object at start: 0x10192bf90, appr. length: 48
>
> when the test hangs.
>              Jack

This is another problem (related to darwin) as discussed in PR48299.
You should try the bdwgc trunk (https://github.com/ivmai/bdwgc/) and see 
if the test passes. It could give a indication if it is still an 
unsolved issue or not.

Patrick.