Regressions on trunk at revision 244759 vs revision 244756

[H.J. Lu x32 -fpic]

New failures:
FAIL: gcc.dg/tree-ssa/pr77445.c scan-tree-dump-not thread3 "Invalid sum"
FAIL: gcc.dg/tree-ssa/pr77445.c scan-tree-dump-times thread3 "Registering FSM jump thread" 2
FAIL: gcc.dg/tree-ssa/ssa-fre-56.c scan-tree-dump-times fre1 " \\+ " 0
FAIL: gcc.dg/tree-ssa/ssa-fre-56.c scan-tree-dump-times fre1 "= x;" 1
FAIL: gcc.dg/vect/costmodel/i386/costmodel-vect-31.c scan-tree-dump-times vect "vectorized 4 loops" 1
FAIL: gcc.dg/vect/costmodel/x86_64/costmodel-vect-31.c scan-tree-dump-times vect "vectorized 4 loops" 1
FAIL: gcc.target/i386/pr71321.c scan-assembler-times lea.\t\\(%[0-9a-z]+,%[0-9a-z]+,4 3
FAIL: gcc.target/i386/pr71321.c scan-assembler-times lea.\t\\(%[0-9a-z]+,%[0-9a-z]+,8 1
FAIL: gcc.target/i386/pr78035.c scan-assembler-times cmp 2
FAIL: gcc.target/i386/vect-sizes-1.c scan-assembler vmovapd[ \\t]+[^\n]*%ymm

New passes:
ERROR: (DejaGnu) proc "1-9" does not exist.