On Sat, Apr 21, 2018 at 12:01:48PM +0100, Aaron Crane wrote: > > Also, is it possible for you supply a test patch for Devel::Cover > > so that such breakage gets spotted in future? > > This morning, at Ilmari's suggestion, I tried running Devel::Cover on > a trivial loop using non-DEBUGGING builds of blead releases either > side of the commit that introduced the optimisation, and the coverage > data was identical (except for timings). As far as I can tell, > Devel::Cover only measures coverage of the loop condition and body, > not the OP_AND that does the conditional branching, so this specific > difference isn't visible to it. Ah, ok. -- Overhead, without any fuss, the stars were going out. -- Arthur C ClarkeThread Previous