bootstrap on powerpc fails

[Eric Botcazou]

> I can sympathize with that, I have a slightly different problem.  Right
> now there are some java test that time-out 10x on solaris2.10.  I run four
> passes of the testsuite with different options each time, so that 40
> timeouts.  (This is without any extra RTL checking turned on.)  At 5
> minutes each it adds up fast!
> http://gcc.gnu.org/ml/gcc-testresults/2006-11/msg00294.html

This happened at some point during 4.1 development too.  It turned out to be a 
code generation bug that was butchering the PTHREAD_* initializer macros.

-- 
Eric Botcazou