Regressions on trunk at revision 194997 vs revision 194971

[Kirill Yukhin [Intel64 Core i7 AVX]]

New failures:
FAIL: gcc.dg/torture/pr55890-1.c  -O2 -flto -flto-partition=none  (internal compiler error)
FAIL: gcc.dg/torture/pr55890-1.c  -O2 -flto -flto-partition=none  (test for excess errors)
FAIL: gcc.dg/torture/pr55890-1.c  -Os  (internal compiler error)
FAIL: gcc.dg/torture/pr55890-1.c  -Os  (test for excess errors)
FAIL: gcc.dg/torture/pr55890-2.c  -O0  (internal compiler error)
FAIL: gcc.dg/torture/pr55890-2.c  -O0  (test for excess errors)
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)
FAIL: gcc.dg/torture/pr55890-2.c  -O2 -flto -flto-partition=none  (internal compiler error)
FAIL: gcc.dg/torture/pr55890-2.c  -O2 -flto -flto-partition=none  (test for excess errors)
FAIL: gcc.dg/torture/pr55890-2.c  -Os  (internal compiler error)
FAIL: gcc.dg/torture/pr55890-2.c  -Os  (test for excess errors)

New passes:
FAIL: gcc.dg/lto/pr55525 c_lto_pr55525_0.o-c_lto_pr55525_1.o link,  -flto -w