Hi, On Mon, 15 Apr 2019, Jakub Jelinek wrote:
> > It seems the C++ parser got quite a bit slower with gcc 9 :-( Most > > visible in the compile time for tramp-3d (24%) and kdecore.cc (18% > > slower with just PGO); it seems that the other .ii files are C-like > > enough to not > > Is that with the same libstdc++ headers (i.e. identical *.ii files) or > with the corresponding libstdc++ headers? Those do change a lot every > release as well. The tramp3d and kdecore testcases are preprocessed files from a collection of benchmark sources we use, i.e. the same input for all compilers. I think the {gimple,generic}-match.ii are in the same league. Ciao, Michael.