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Postings from February 2003
On torsdag, feb 27, 2003, at 13:19 Europe/Stockholm, Dave Mitchell wrote: > > On Thu, Feb 27, 2003 at 10:21:54AM +0100, A Bergman wrote: >>> * There's a new global variable PL_cv_has_eval, that gets set during >>> compilation if any eval-like constucts are found within the CV's ops. >>> >> >> Where is this stored, per CV? What is it used for. > > It's just another global used during the compilation of CVs, like > PL_padix, PL_comppad_name, etc etc. At the start of compiling a CV, we > do SAVEI32(PL_cv_has_eval) and set it to 0. During the compile, we set > it > to 1 if we discover any eval-like constructs. At the end of compiling > the > CV, we check that whether it's got set, and if so, we pessimise any > anon > CV's within scope. Thats all. > > Aha, So if we want to modify CVs later on, we just need o manually check if any code below it would have turn on the cv_has_eval flag. ArthurThread Previous | Thread Next