Regressions on trunk at revision 195003 vs revision 194997

[Kirill Yukhin [Intel64 Core i7 AVX]]

New failures:
FAIL: gcc.dg/torture/pr55890-1.c  -O1  (internal compiler error)
FAIL: gcc.dg/torture/pr55890-1.c  -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr55890-1.c  -O3 -g  (internal compiler error)
FAIL: gcc.dg/torture/pr55890-1.c  -O3 -g  (test for excess errors)
FAIL: gcc.dg/torture/pr55890-2.c  -O3 -fomit-frame-pointer  (internal compiler error)
FAIL: gcc.dg/torture/pr55890-2.c  -O3 -fomit-frame-pointer  (test for excess errors)

New passes:
FAIL: gcc.dg/torture/pr55890-2.c  -O1  (internal compiler error)
FAIL: gcc.dg/torture/pr55890-2.c  -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr55890-2.c  -O2 -flto  (internal compiler error)
FAIL: gcc.dg/torture/pr55890-2.c  -O2 -flto  (test for excess errors)