https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118477
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|15.0 |12.5 Summary|Race condition in 'd' |[12/13/14/15 Regression] |Make-lang.in |Race condition in 'd' | |Make-lang.in --- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> --- I think this is at least in theory a regression already from GCC 11 to GCC 12 which introduced those d/root-%.d and d/common-%.d rules, i.e. r12-5703 and r12-5849. d/.deps/file.Tpo and d/.deps/string.Tpo were ambiguous already back then. But it is no longer latent only since the recent changes.