[patch] fix typo and speling error in gcc man page

[Matthias Klose]

Fix a typo and a speling error, committed to HEAD and the 4.0 branch
as obvious.

2005-10-02  Matthias Klose  <doko@debian.org>

	* doc/invoke.texi: Fix typo and speling error.

--- doc/invoke.texi~	2005-10-01 09:28:59.328246488 +0200
+++ doc/invoke.texi	2005-10-02 14:31:14.421496768 +0200
@@ -2608,7 +2608,7 @@
 @item -Wunused-function
 @opindex Wunused-function
 Warn whenever a static function is declared but not defined or a
-non\-inline static function is unused.
+non-inline static function is unused.
 This warning is enabled by @option{-Wall}.
 
 @item -Wunused-label
@@ -12625,7 +12625,7 @@
 This option instructs the compiler to assume that signed arithmetic
 overflow of addition, subtraction and multiplication wraps around
 using twos-complement representation.  This flag enables some optimizations
-and disables other.  This option is enabled by default for the Java
+and disables others.  This option is enabled by default for the Java
 front-end, as required by the Java language specification.
 
 @item -fexceptions