Regressions on trunk at revision 204246 vs revision 204199

[H.J. Lu x32]

New failures:
FAIL: gcc.dg/guality/pr54693-2.c  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  line 21 i == v + 1
FAIL: gcc.dg/guality/pr54693-2.c  -O3 -fomit-frame-pointer -funroll-loops  line 21 i == v + 1
FAIL: gcc.dg/guality/sra-1.c  -Os  line 43 a.j == 14
FAIL: gcc.dg/pr10474.c scan-rtl-dump pro_and_epilogue "Performing shrink-wrapping"
FAIL: gcc.target/i386/pr36222-1.c scan-assembler-not movdqa

New passes:
FAIL: gcc.dg/guality/pr54693-2.c  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  line 21 x == 10 - i
FAIL: gcc.dg/guality/pr54693-2.c  -O3 -fomit-frame-pointer -funroll-loops  line 21 x == 10 - i