https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85891
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target| |x86_64-*-* Status|UNCONFIRMED |WAITING Version|unknown |6.3.1 Keywords| |missed-optimization, | |needs-bisection Last reconfirmed| |2018-05-24 CC| |rguenth at gcc dot gnu.org Ever confirmed|0 |1 Summary|[6.4.1 regression] Simple |[6 Regression] Simple loop |loop is not SLP-vectorized |is not SLP-vectorized after |after r196872 |r196872 Target Milestone|--- |6.5 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- The test works fine for me on x86_64 Linux (openSUSE Leap 42.2) on the GCC 6 branch (r260441). I don't see anything host specific in it. Please cut&paste from the testsuite log the compiler commands and attach the slp1 dump file.