https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87433
Segher Boessenkool <segher at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |WAITING Last reconfirmed| |2018-09-25 CC| |segher at gcc dot gnu.org Ever confirmed|0 |1 --- Comment #1 from Segher Boessenkool <segher at gcc dot gnu.org> --- You'll have to give more information. Most likely it is a testcase problem (two of-em in fact); the testcase is simply not expecting the new-and-improved codegen.