https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94449
H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |linkw at gcc dot gnu.org --- Comment #4 from H.J. Lu <hjl.tools at gmail dot com> --- It is caused by r10-7501: commit bd0f22a8d5caea8905f38ff1fafce31c1b7d33ad Author: Kewen Lin <li...@linux.ibm.com> Date: Tue Mar 31 22:48:46 2020 -0500 Fix PR94043 by making vect_live_op generate lc-phi