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Introduction
************

   This manual documents how to run, install and port `g77', as well as
its new features and incompatibilities, and how to report bugs.  It
corresponds to the GCC-2.95 version of `g77'.



* Copying
GNU General Public License says
how you can copy and share GNU Fortran.
* Contributors
People who have contributed to GNU Fortran.
* Funding
How to help assure continued work for free software.
* Funding GNU Fortran
How to help assure continued work on GNU Fortran.
* Look and Feel
Protect your freedom--fight "look and feel".

* Getting Started
Finding your way around this manual.
* What is GNU Fortran?
How `g77' fits into the universe.
* G77 and GCC
You can compile Fortran, C, or other programs.
* Invoking G77
Command options supported by `g77'.
* News
News about recent releases of `g77'.
* Changes
User-visible changes to recent releases of `g77'.
* Language
The GNU Fortran language.
* Compiler
The GNU Fortran compiler.
* Other Dialects
Dialects of Fortran supported by `g77'.
* Other Compilers
Fortran compilers other than `g77'.
* Other Languages
Languages other than Fortran.
* Installation
How to configure, compile and install GNU Fortran.
* Debugging and Interfacing
How `g77' generates code.
* Collected Fortran Wisdom
How to avoid Trouble.
* Trouble
If you have trouble with GNU Fortran.
* Open Questions
Things we'd like to know.
* Bugs
How, why, and where to report bugs.
* Service
How to find suppliers of support for GNU Fortran.

* Adding Options
Guidance on teaching `g77' about new options.
* Projects
Projects for `g77' internals hackers.
* Front End
Design and implementation of the `g77' front end.

* M
Diagnostics. Diagnostics produced by `g77'.

* Index
Index of concepts and symbol names.