https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87624
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2018-10-17 Ever confirmed|0 |1 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- IIRC IPA-VRP simply looks at the SSA name range info rather than being a true (non-iterating) "propagation" that would come up with context sensitive info.