Regressions on master at commit r11-766 vs commit r11-762 on Linux/x86_64

[H.J. Lu]

New failures:

New passes:
FAIL: gfortran.dg/eof_4.f90   -O0  execution test
FAIL: gfortran.dg/eof_4.f90   -O1  execution test
FAIL: gfortran.dg/eof_4.f90   -O2  execution test
FAIL: gfortran.dg/eof_4.f90   -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions  execution test
FAIL: gfortran.dg/eof_4.f90   -O3 -g  execution test
FAIL: gfortran.dg/eof_4.f90   -Os  execution test