http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47035
--- Comment #1 from Jack Howarth <howarth at nitro dot med.uc.edu> 2010-12-21 23:17:20 UTC --- We do have '$(srcdir)/config/soft-fp/t-softfp' appended to tmake_file in the generated gcc/Makefile on darwin.