Hi

This is just a headsup for any folks running 3.4.x testsuite under Linux
2.6.12 kernels (stock Linus).

I started seeing new PCH failures after upgrading to this kernel:

  http://gcc.gnu.org/ml/gcc-testresults/2005-07/msg01069.html

The cause is due to inclusion of the address space randomization patches
into 2.6.12 ie: probably the same thing that RH previously called
"exec-shield-randomize". The PCH support in GCC-3.4.x is apparently
incompatible with address space randomization. This PR is relevant:

  http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14206

and probably this one too:

  http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14400

It's possible to disable address space randomization via sysctl or simply:

  echo 0 > /proc/sys/kernel/randomize_va_space

GCC-4.x appears unaffected.

Regards
Greg
--
http://www.diy-linux.org/

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