https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71034
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2016-05-10 Ever confirmed|0 |1 --- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- abs(x) < 0 is optimized via fold as forwprop still combines comparisons with def stmts using fold ... :/ (I've not got to instrumenting it catching missing cases that need to be moved from fold-const.c to match.pd)