Regressions on trunk at revision 224030 vs revision 224016

[H.J. Lu x32 -fpic]

New failures:
FAIL: gcc.dg/graphite/run-id-pr47593.c execution test
FAIL: gcc.target/i386/avx256-unaligned-load-4.c scan-assembler (avx_loadups256|vmovups[^\n\r]*movv8sf_internal)
FAIL: gcc.target/i386/sse-13.c (test for excess errors)
FAIL: gcc.target/i386/vect-sizes-1.c scan-assembler vmovapd[ \\t]+[^\n]*%ymm

New passes:
FAIL: c-c++-common/goacc/acc_on_device-2.c scan-rtl-dump-times expand "\\(call [^\\n]* acc_on_device" 0
ERROR: (DejaGnu) proc "cleanup-tree-dump vect" does not exist.
ERROR: (DejaGnu) proc "cleanup-tree-dump vect" does not exist.