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Re: g77 -fixed-line-length-none -x f77-cpp-input -c blah.f
- From: Neil Booth <neil at daikokuya dot co dot uk>
- To: Erik Schnetter <schnetter at uni-tuebingen dot de>
- Cc: Toon Moene <toon at moene dot indiv dot nluug dot nl>, gcc at gcc dot gnu dot org
- Date: Sat, 4 Jan 2003 19:32:47 +0000
- Subject: Re: g77 -fixed-line-length-none -x f77-cpp-input -c blah.f
- References: <200301041820.38821.schnetter@uni-tuebingen.de>
Erik Schnetter wrote:-
> Why does g77 invoce cc1? I thought it would invoke cpp directly. Will
> cc1 invoke the external cpp, or will cc1 rather use the built-in cpp
> library?
>
> I thought, but I can be wrong here, that the cpp library doesn't really
> support the "-traditional" mode any more, whereas the cpp executable
> does.
"cpp" is just a driver and never did any preprocessing. The
preprocessing has been done by either cccp (2.95.x), cpp0 / tradcpp0
combo (3.0), cc1 / tradcpp0 combo (3.1, 3.2) or cc1 alone (>= 3.3).
I think 8-)
Neil.