in reply to
Re^5: Perl 5 Optimizing Compiler, Part 4: LLVM Backend?
in thread Perl 5 Optimizing Compiler, Part 4: LLVM Backend?
where almost every scalar allocation or reallocation results in a page fault. Documented here two (seemed like longer) years ago, it is still there, despite my posting a 1-line patch to fix it.
We (the perl5 committers) can easily overlook things. The best approach is to create an RT ticket, then if we ignore that, prod us from time to time by updating the ticket by replying to it.