Re: Test-lock hang (not 100% reproducible) on GNU/Linux

2016-12-22 Thread Pádraig Brady
On 21/12/16 23:55, Bruno Haible wrote: > Hi Pavel, > >> But I'm rather asking whether we know about recent issues. >> >> Firstly I noticed the hang on ppc64le, but later it occurred on x86_64, ppc64 >> and i686: https://koji.fedoraproject.org/koji/taskinfo?taskID=16970779 >> so this is not arch-sp

Re: test-lock and weak symbol bugs

2016-12-22 Thread Pádraig Brady
On 22/12/16 00:06, Bruno Haible wrote: > Has anyone reproduced a test-lock crash due to broken weak symbol support > in binutils or gcc in the last two years? > > Just to make sure there's no TODO item left for [1], [2], [3]. > > Bruno > > [1] https://lists.gnu.org/archive/html/bug-gnulib/2013-1

Re: Test-lock hang (not 100% reproducible) on GNU/Linux

2016-12-22 Thread Bruno Haible
Pádraig Brady wrote: > There was a recent enough report on helgrind reporting issues with it: > https://lists.gnu.org/archive/html/bug-gnulib/2015-07/msg00032.html I would view this as a false positive. The test uses some 'volatile' variables to communicate among threads, and 'valgrind --tool=helg