[Bug fortran/35203] OPTIONAL, VALUE actual argument cannot be an INTEGER 0

[jvdelisle at gcc dot gnu dot org]

------- Comment #5 from jvdelisle at gcc dot gnu dot org  2008-02-15 06:35 -------
Scratch the patch in comment #4. When the argument is passed by value and is
missing the call looks like:

  aap(0b)

So I was thinking we could build:

  if (&n != 0b)


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35203