Bug#722007: mpich: FTBFS on armhf: test hangs (int LL/SC ABA w/2 threads)

[Aaron M. Ucko]

Source: mpich
Version: 3.0.4-2
Severity: serious
Justification: fails to build from source (but built successfully in the past)

The armhf build of mpich failed with a test suite timeout, presumably
due to a deadlock of some sort; the offending test appears to have been

  Testing integer LL/SC ABA with 2 threads

You can find the full log at
https://buildd.debian.org/status/fetch.php?pkg=mpich&arch=armhf&ver=3.0.4-2&stamp=1378472515

Could you please take a look?

Thanks!