Callgrind 0.9.11-r1 needs vallgrind-version 2.0.x or 2.2.x. emerge callgrind failed: checking for valgrind installation... in /usr checking for valgrind version... valgrind-3.0.0 configure: error: Unsupported version. Please use 2.0.x/2.2.x Reproducible: Always Steps to Reproduce: 1. emerge callgrind 2. 3. Actual Results: emerge failed Expected Results: emerge fine new version of callgrind is out 0.9.12 which uses valgrind up to 2.4.1
fixed in portage, thanks for the report