# gfortran: GNU Fortran (Ubuntu 15.2.0-16ubuntu1) 15.2.0
# glibc:    ldd (Ubuntu GLIBC 2.43-2ubuntu2.4) 2.43
# -O0 module_sf_urban.o libm symbols (THE REFERENCE):
U acosf
U asinf
U atan2f
U atanf
U cosf
U expf
U log10f
U logf
U powf
U __powisf2
U sinf
U tanf
# positive control (-Ofast expf loop):
                 U expf
                 U _ZGVbN4v_expf
ucm-nlcd-gr: rows differing ref vs zero-init: 0; snan rows with NaN: 51
ucm-nlcd-griri: rows differing ref vs zero-init: 0; snan rows with NaN: 51
ucm-lcz-gr: rows differing ref vs zero-init: 187; snan rows with NaN: 187
