https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63631
KarenRei <meme01 at eaku dot net> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|INVALID |FIXED --- Comment #2 from KarenRei <meme01 at eaku dot net> --- Ugh... thanks. So sregex_iterator->str() yields just a temporary. I'm surprised, I'd think that'd be a big performance hit. But there must be some internal reason. Again,thanks.