Regressions on trunk at revision 231223 vs revision 231198

[H.J. Lu ia32 -fpic]

New failures:

New passes:
FAIL: g++.dg/cilk-plus/CK/fib-opr-overload.cc  -g -fcilkplus execution test
FAIL: gcc.dg/graphite/id-pr45230-1.c (internal compiler error)
FAIL: gcc.dg/graphite/id-pr45230-1.c (test for excess errors)
FAIL: gcc.target/i386/avx512vl-vextracti32x4-1.c scan-assembler-times vextracti32x4[ \\t]+[^{\n]*%xmm[0-9]+(?:\n|[ \\t]+#) 1
FAIL: gfortran.dg/goacc/reduction-2.f95   -O   scan-tree-dump-times gimple "target oacc_kernels map.tofrom:a .len: 4.." 1