https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92008
--- Comment #22 from Akim Demaille <akim.demaille at gmail dot com> --- FWIW, the version in the glibc was updated to use "%parse-params" and "%define api.pure full" five years ago. https://sourceware.org/git/?p=glibc.git;a=blob_plain;f=intl/plural.y;hb=6d248857845aee307440a77062a93b167cd2ac9c That was part of a massive update from the genuine source, gettext. https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=6d248857845aee307440a77062a93b167cd2ac9c