This patch causes: FAIL: gfortran.dg/vect/pr69466.f90 -O (internal compiler error) FAIL: gfortran.dg/vect/pr69466.f90 -O (test for excess errors) with -m32.
[Book15] f90/bug% gfc /opt/gcc/_clean/gcc/testsuite/gfortran.dg/vect/pr69466.f90 -O2 -ftree-vectorize -m32 -march=core-avx2 /opt/gcc/_clean/gcc/testsuite/gfortran.dg/vect/pr69466.f90:4:0: subroutine foo internal compiler error: in slpeel_duplicate_current_defs_from_edges, at tree-vect-loop-manip.c:750 TIA Dominique
