Regressions on trunk at revision 189700 vs revision 189695

[H.J. Lu ia32 Core 2/i7]

New failures:
FAIL: gfortran.dg/assumed_rank_12.f90  -O0   scan-tree-dump original " = f \\(\\);.*desc.0.dtype = 600;.*desc.0.data = .void .. D.*;.*sub \\(&desc.0\\);.*D.*= .integer.kind=4. .. desc.0.data;"
FAIL: gfortran.dg/assumed_rank_12.f90  -O1   scan-tree-dump original " = f \\(\\);.*desc.0.dtype = 600;.*desc.0.data = .void .. D.*;.*sub \\(&desc.0\\);.*D.*= .integer.kind=4. .. desc.0.data;"
FAIL: gfortran.dg/assumed_rank_12.f90  -O2   scan-tree-dump original " = f \\(\\);.*desc.0.dtype = 600;.*desc.0.data = .void .. D.*;.*sub \\(&desc.0\\);.*D.*= .integer.kind=4. .. desc.0.data;"
FAIL: gfortran.dg/assumed_rank_12.f90  -O3 -fomit-frame-pointer   scan-tree-dump original " = f \\(\\);.*desc.0.dtype = 600;.*desc.0.data = .void .. D.*;.*sub \\(&desc.0\\);.*D.*= .integer.kind=4. .. desc.0.data;"
FAIL: gfortran.dg/assumed_rank_12.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions   scan-tree-dump original " = f \\(\\);.*desc.0.dtype = 600;.*desc.0.data = .void .. D.*;.*sub \\(&desc.0\\);.*D.*= .integer.kind=4. .. desc.0.data;"
FAIL: gfortran.dg/assumed_rank_12.f90  -O3 -fomit-frame-pointer -funroll-loops   scan-tree-dump original " = f \\(\\);.*desc.0.dtype = 600;.*desc.0.data = .void .. D.*;.*sub \\(&desc.0\\);.*D.*= .integer.kind=4. .. desc.0.data;"
FAIL: gfortran.dg/assumed_rank_12.f90  -O3 -g   scan-tree-dump original " = f \\(\\);.*desc.0.dtype = 600;.*desc.0.data = .void .. D.*;.*sub \\(&desc.0\\);.*D.*= .integer.kind=4. .. desc.0.data;"
FAIL: gfortran.dg/assumed_rank_12.f90  -Os   scan-tree-dump original " = f \\(\\);.*desc.0.dtype = 600;.*desc.0.data = .void .. D.*;.*sub \\(&desc.0\\);.*D.*= .integer.kind=4. .. desc.0.data;"
FAIL: gfortran.dg/assumed_rank_6.f90  -O   (test for errors, line 19)
FAIL: gfortran.dg/assumed_rank_6.f90  -O   (test for errors, line 20)
FAIL: gfortran.dg/assumed_rank_6.f90  -O   (test for errors, line 21)
FAIL: gfortran.dg/assumed_rank_6.f90  -O   (test for errors, line 26)
FAIL: gfortran.dg/assumed_rank_6.f90  -O   (test for errors, line 33)
FAIL: gfortran.dg/assumed_rank_6.f90  -O   (test for errors, line 37)
FAIL: gfortran.dg/assumed_rank_6.f90  -O   (test for errors, line 9)
FAIL: gfortran.dg/assumed_rank_6.f90  -O  (internal compiler error)
FAIL: gfortran.dg/assumed_rank_6.f90  -O  (test for excess errors)
FAIL: gfortran.dg/lto/pr45586-2 f_lto_pr45586-2_0.o-f_lto_pr45586-2_0.o link, -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects  (internal compiler error)

New passes: