Larry Wall wrote in perl.perl6.language : > On Wed, Dec 17, 2003 at 12:11:59AM +0000, Piers Cawley wrote: >: When you say CHECK time, do you mean there'll be a CHECK phase for >: code that gets required at run time? > > Dunno about that. When I say CHECK time I'm primarily referring > to the end of the main compilation. Perl 5 appears to ignore CHECK > blocks declared at run time, so in the absence of other considerations > I suspect Perl 6 might do the same.
This has proven to be inconvenient except for a few specialized usages, such as the B::/O compiler framework. There's a need (more or less) for special blocks that can be run at the end of the compilation phase of any arbitrary compilation unit.