[Bug fortran/51073] _gfortran_caf_register incorrectly assumes malloc(0) returns non-NULL

[joel at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51073

--- Comment #4 from Joel Sherrill <joel at gcc dot gnu.org> 2011-11-10 13:10:43 UTC ---
I double checked the test log.  This looks to have only caused one test
failure.  I thought it caused more.  

Do I need to test your patch locally? Or are you committing it?