Regressions on trunk at revision 193107 vs revision 193100

[H.J. Lu x32]

New failures:
FAIL: gcc.dg/tree-ssa/loop-38.c scan-tree-dump cunrolli "Found better loop bound 10"
FAIL: gcc.dg/tree-ssa/loop-38.c scan-tree-dump cunrolli "Loop 1 iterates at most 10 times"

New passes:
FAIL: gcc.c-torture/compile/pr44119.c  -O1  (internal compiler error)
FAIL: gcc.c-torture/compile/pr44119.c  -O1  (test for excess errors)
FAIL: gcc.c-torture/compile/pr44119.c  -O2  (internal compiler error)
FAIL: gcc.c-torture/compile/pr44119.c  -O2  (test for excess errors)
FAIL: gcc.c-torture/compile/pr44119.c  -O2 -flto -fno-use-linker-plugin -flto-partition=none  (internal compiler error)
FAIL: gcc.c-torture/compile/pr44119.c  -O2 -flto -fno-use-linker-plugin -flto-partition=none  (test for excess errors)
FAIL: gcc.c-torture/compile/pr44119.c  -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (internal compiler error)
FAIL: gcc.c-torture/compile/pr44119.c  -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.c-torture/compile/pr44119.c  -O3 -fomit-frame-pointer  (internal compiler error)
FAIL: gcc.c-torture/compile/pr44119.c  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gcc.c-torture/compile/pr44119.c  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (internal compiler error)
FAIL: gcc.c-torture/compile/pr44119.c  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gcc.c-torture/compile/pr44119.c  -O3 -fomit-frame-pointer -funroll-loops  (internal compiler error)
FAIL: gcc.c-torture/compile/pr44119.c  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gcc.c-torture/compile/pr44119.c  -O3 -g  (internal compiler error)
FAIL: gcc.c-torture/compile/pr44119.c  -O3 -g  (test for excess errors)
FAIL: gcc.c-torture/compile/pr44119.c  -Os  (internal compiler error)
FAIL: gcc.c-torture/compile/pr44119.c  -Os  (test for excess errors)