Regressions on trunk at revision 198933 vs revision 198904

[Kirill Yukhin [Intel64 Core AVX2]]

New failures:
FAIL: gcc.dg/lto/attr-weakref-1 c_lto_attr-weakref-1_0.o-c_lto_attr-weakref-1_2.o link, -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects 
FAIL: gcc.dg/lto/attr-weakref-1 c_lto_attr-weakref-1_0.o-c_lto_attr-weakref-1_2.o link, -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects 
FAIL: gcc.dg/lto/attr-weakref-1 c_lto_attr-weakref-1_0.o-c_lto_attr-weakref-1_2.o link, -O2 -flto -flto-partition=none -fuse-linker-plugin -fno-fat-lto-objects 
FAIL: gcc.dg/lto/attr-weakref-1 c_lto_attr-weakref-1_0.o-c_lto_attr-weakref-1_2.o link, -O2 -flto -flto-partition=none -fuse-linker-plugin -fno-fat-lto-objects 
FAIL: gcc.dg/lto/attr-weakref-1 c_lto_attr-weakref-1_0.o-c_lto_attr-weakref-1_2.o link, -O2 -flto -fuse-linker-plugin
FAIL: gcc.dg/lto/attr-weakref-1 c_lto_attr-weakref-1_0.o-c_lto_attr-weakref-1_2.o link, -O2 -flto -fuse-linker-plugin
WARNING: program timed out.
WARNING: program timed out.

New passes:
FAIL: gfortran.dg/vect/vect-8.f90  -O   scan-tree-dump-times vect "vectorized 19 loops" 1
FAIL: gfortran.dg/vect/vect-8.f90  -O   scan-tree-dump-times vect "vectorized 19 loops" 1