Using the 2016 f77 workstation compiler on a Mac running Mt. Lion, I get the warning: ld: warning: directory not found for option ‘-L/Developer/usr/llvm-gcc-4.2/lib/gcc/i686-apple-darwin11/4.2.1/x86_64’
ld: warning: directory not found for option ‘-L/Developer/usr/llvm-gcc-4.2/lib/gcc/i686-apple-darwin11/4.2.1’