Regressions on trunk at revision 255574 vs revision 255562

[H.J. Lu ia32 -fpic]

New failures:
FAIL: gcc.dg/guality/pr54693-2.c   -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions  line 21 x == 10 - i
FAIL: gcc.dg/guality/pr68037-1.c   -O2  line 33 error == 0x12345670
FAIL: gcc.dg/guality/pr68037-1.c   -O2  line 33 frame->cs == 0x12345672
FAIL: gcc.dg/guality/pr68037-1.c   -O2  line 33 frame->flags == 0x12345673
FAIL: gcc.dg/guality/pr68037-1.c   -O2  line 33 frame->ip == 0x12345671
FAIL: gcc.dg/guality/pr68037-1.c   -O2  line 33 frame->sp == 0x12345674
FAIL: gcc.dg/guality/pr68037-1.c   -O2  line 33 frame->ss == 0x12345675
FAIL: gcc.dg/guality/pr68037-1.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  line 33 error == 0x12345670
FAIL: gcc.dg/guality/pr68037-1.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  line 33 frame->cs == 0x12345672
FAIL: gcc.dg/guality/pr68037-1.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  line 33 frame->flags == 0x12345673
FAIL: gcc.dg/guality/pr68037-1.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  line 33 frame->ip == 0x12345671
FAIL: gcc.dg/guality/pr68037-1.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  line 33 frame->sp == 0x12345674
FAIL: gcc.dg/guality/pr68037-1.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  line 33 frame->ss == 0x12345675
FAIL: gcc.dg/guality/pr68037-1.c   -O3 -g  line 33 error == 0x12345670
FAIL: gcc.dg/guality/pr68037-1.c   -O3 -g  line 33 frame->cs == 0x12345672
FAIL: gcc.dg/guality/pr68037-1.c   -O3 -g  line 33 frame->flags == 0x12345673
FAIL: gcc.dg/guality/pr68037-1.c   -O3 -g  line 33 frame->ip == 0x12345671
FAIL: gcc.dg/guality/pr68037-1.c   -O3 -g  line 33 frame->sp == 0x12345674
FAIL: gcc.dg/guality/pr68037-1.c   -O3 -g  line 33 frame->ss == 0x12345675
FAIL: gcc.dg/guality/pr68037-1.c   -Os  line 33 error == 0x12345670
FAIL: gcc.dg/guality/pr68037-1.c   -Os  line 33 frame->cs == 0x12345672
FAIL: gcc.dg/guality/pr68037-1.c   -Os  line 33 frame->flags == 0x12345673
FAIL: gcc.dg/guality/pr68037-1.c   -Os  line 33 frame->ip == 0x12345671
FAIL: gcc.dg/guality/pr68037-1.c   -Os  line 33 frame->sp == 0x12345674
FAIL: gcc.dg/guality/pr68037-1.c   -Os  line 33 frame->ss == 0x12345675
FAIL: gcc.dg/vect/pr65947-13.c -flto -ffat-lto-objects  scan-tree-dump-times vect "condition expression based on integer induction." 4 (found 2 times)
FAIL: gcc.dg/vect/pr65947-13.c scan-tree-dump-times vect "condition expression based on integer induction." 4 (found 2 times)

New passes:
FAIL: gcc.dg/vect/pr65947-14.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/pr65947-14.c execution test