Answering to a year-old mail from Jarkko > In case any of you have access to source code analysis tools like > http://www.viva64.com/en/pvs-studio/ (Windows only, but looks interesting) > why don't you give the Perl sources a whirl? I asked the viva64 folks for a test license for our own purposes, but also tried to run it on the latest blead. Couldn't notice anything really juicy, but some messages could be interesting it, f.ex. this: src/blead/pp_sys.c:902 Uninitialized variable '_p' was used. The variable was used to initialize itself. } HvEITER_set(MUTABLE_HV(varsv), 0); break; The full log (badly re-formatted from some proprietary output) is here[1] if anyone is interested. [1] http://karasik.eu.org/misc/pvs/perl.log -- Sincerely, Dmitry Karasik