== GCC ==

* Determined root cause of #Bug 598462 (corrupted profile info with -O[23] -fprofile-use), identified work-around (using -fprofile-correction), and verified on GCC 4.5 and 4.6

== GDB ==

* Worked on re-implementation of fix for #615978 (Failure to software single-step into signal handler)

Mit freundlichen Gruessen / Best Regards

Ulrich Weigand

-- Dr. Ulrich Weigand | Phone: +49-7031/16-3727 STSM, GNU compiler and toolchain for Linux on System z and Cell/B.E. IBM Deutschland Research & Development GmbH Vorsitzender des Aufsichtsrats: Martin Jetter | Geschäftsführung: Dirk Wittkopp Sitz der Gesellschaft: Böblingen | Registergericht: Amtsgericht Stuttgart, HRB 243294