https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114980
--- Comment #1 from Xi Ruoyao <xry111 at gcc dot gnu.org> --- Also happens for "command-line option ... is valid for ... but not for ..." warnings: $ env -i PATH=$PATH TERM=xterm-256colors cc hw.c -fdiagnostics-urls=never -Wtarget-lifetime cc1: warning: command-line option '-Wtarget-lifetime' is valid for Fortran but not for C -Wtarget-lifetime has become a hyperlink.