Am 24.11.2013 08:13, schrieb Gregory P. Smith: > our buildbots are setup to configure --with-pydebug which also > unfortunately causes them to compile with -O0... this results in a python > binary that is excruciatingly slow and makes the entire test suite run take > a long time. > > given that nobody is ever going to run a gdb or another debugger on the > buildbot generated transient binaries themselves how about we speed all of > the buildbot's up by adding CFLAGS=-O2 to the configure command line? > > Sure, the compile step will take a bit longer but that is dwarfed by the > test time as it is: > > http://buildbot.python.org/all/builders/AMD64%20Ubuntu%20LTS%203.x/builds/3224 > http://buildbot.python.org/all/builders/ARMv7%203.x/builds/7 > http://buildbot.python.org/all/builders/AMD64%20Snow%20Leop%203.x/builds/639 > > It should dramatically decrease the turnaround latency for buildbot results.
maybe check if the compiler understands -Og (GCC 4.8), and use that? Otoh, it would be good to check with -O2 or -O3 too, common values used when building python for production use. Matthias _______________________________________________ Python-Dev mailing list Python-Dev@python.org https://mail.python.org/mailman/listinfo/python-dev Unsubscribe: https://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
