Regressions on trunk at revision 264513 vs revision 264510

[H.J. Lu (ia32 Core i7)]

New failures:
FAIL: gfortran.dg/coarray_lock_7.f90   -O   scan-tree-dump-times original "_gfortran_caf_lock \\(four.token, .*\\(1 - four.dim\\[0\\].lbound\\), \\(integer\\(kind=4\\)\\) \\(7 - four.dim\\[1\\].lbound\\), &acquired.[0-9]+, &ii, 0B, 0\\);|_gfortran_caf_lock \\(four.token, 1 - four.dim\\[0\\].lbound, 7 - four.dim\\[1\\].lbound, &acquired.[0-9]+, &ii, 0B, 0\\);" 1
FAIL: gfortran.dg/coarray_lock_7.f90   -O   scan-tree-dump-times original "_gfortran_caf_unlock \\(four.token, .*\\(2 - four.dim\\[0\\].lbound\\), \\(integer\\(kind=4\\)\\) \\(8 - four.dim\\[1\\].lbound\\), 0B, 0B, 0\\);|_gfortran_caf_unlock \\(four.token, 2 - four.dim\\[0\\].lbound, 8 - four.dim\\[1\\].lbound, 0B, 0B, 0\\);" 1

New passes: