Fix typos in manuals

[Ralf Wildenhues <Ralf dot Wildenhues at gmx dot de>]

Tested 'make info html pdf', pushed as obvious.

Cheers,
Ralf

gcc/ChangeLog:
2009-03-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

	* doc/extend.texi (Function Attributes, Variable Attributes):
	Fix typos.
	* doc/invoke.texi (Debugging Options, Optimize Options)
	(i386 and x86-64 Options, MCore Options): Likewise.

diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index d335cde..ad17a37 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -3069,7 +3069,7 @@ Do/do not align destination of inlined string operations.
 @itemx no-recip
 @cindex @code{target("recip")} attribute
 Enable/disable the generation of RCPSS, RCPPS, RSQRTSS and RSQRTPS
-instructions followed an additional Newton-Rhapson step instead of
+instructions followed an additional Newton-Raphson step instead of
 doing a floating point division.
 
 @item arch=@var{ARCH}
@@ -3861,7 +3861,7 @@ struct foo
 @emph{Note:} The 4.1, 4.2 and 4.3 series of GCC ignore the
 @code{packed} attribute on bit-fields of type @code{char}.  This has
 been fixed in GCC 4.4 but the change can lead to differences in the
-structure layout.  See the documention of
+structure layout.  See the documentation of
 @option{-Wpacked-bitfield-compat} for more information.
 
 @item section ("@var{section-name}")
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 275986c..0cee838 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -4616,7 +4616,7 @@ Dump after the RTL instruction combination pass.
 
 @item -fdump-rtl-compgotos
 @opindex fdump-rtl-compgotos
-Dump after dumplicating the computed gotos.
+Dump after duplicating the computed gotos.
 
 @item -fdump-rtl-ce1
 @itemx -fdump-rtl-ce2
@@ -6144,7 +6144,7 @@ Matrix flattening tries to replace a m-dimensional matrix
 with its equivalent n-dimensional matrix, where n < m.
 This reduces the level of indirection needed for accessing the elements
 of the matrix. The second optimization is matrix transposing that
-attemps to change the order of the matrix's dimensions in order to 
+attempts to change the order of the matrix's dimensions in order to
 improve cache locality.
 Both optimizations need the @option{-fwhole-program} flag. 
 Transposing is enabled only if profiling information is available.
@@ -11349,7 +11349,7 @@ or @code{remainder} built-in functions: see @ref{Other Builtins} for details.
 @item -mrecip
 @opindex mrecip
 This option will enable GCC to use RCPSS and RSQRTSS instructions (and their
-vectorized variants RCPPS and RSQRTPS) with an additional Newton-Rhapson step
+vectorized variants RCPPS and RSQRTPS) with an additional Newton-Raphson step
 to increase precision instead of DIVSS and SQRTSS (and their vectorized
 variants) for single precision floating point arguments.  These instructions
 are generated only when @option{-funsafe-math-optimizations} is enabled
@@ -12447,7 +12447,7 @@ simulator library (@file{libsim.a)} from the linker command line.
 @item -mstack-increment=@var{size}
 @opindex mstack-increment
 Set the maximum amount for a single stack increment operation.  Large
-values can increase the speed of progrqams which contain functions
+values can increase the speed of programs which contain functions
 that need a large amount of stack space, but they can also trigger a
 segmentation fault if the stack is extended too much.  The default
 value is 0x1000.