https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70725
H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|REOPENED |NEW --- Comment #9 from H.J. Lu <hjl.tools at gmail dot com> --- gdb) f 1 #1 0x089eab96 in phi_convertible_by_degenerating_args (phi=0xf7895e00) at /export/gnu/import/git/sources/gcc/gcc/tree-if-conv.c:605 605 gcc_assert (num_args > 2); (gdb) p num_args $3 = 1 (gdb)