Regressions on trunk at revision 231223 vs revision 231205

[H.J. Lu x32 -fpic]

New failures:

New passes:
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