RFA: Adding @minus{} to gcc documentation

[Nick Clifton]

Hi Joseph,

> @minus{} should be used where what is being represented is a number, or 
> subtraction in English text, not when it is a piece of C source code.

Ah, OK.

So, do I have your approval to apply this revised patch ?

Cheers
   Nick

gcc/ChangeLog
2009-10-13  Nick Clifton  <nickc@redhat.com>


	* gcc/doc/extended.texi: Replace the dash character with
	@minus{} in situations where it is being used as a minus
	symbol.
	* gcc/doc/tm.texi: Likewise.
	* gcc/doc/invoke.texi: Likewise.
	* gcc/doc/md.texi: Likewise.
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