doc: cpp manual nits

gcc/:
	* doc/cpp.texi (C++ Named Operators): Fix markup for header
	file name.
	* doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
	two extra empty pages in PDF output.

From-SVN: r168609

gcc/ChangeLog

+2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* doc/cpp.texi (C++ Named Operators): Fix markup for header
+	file name.
+	* doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
+	two extra empty pages in PDF output.
+
 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
 
 	PR objc/47078

gcc/doc/cpp.texi

@@ -2429,7 +2429,7 @@ check specifically for features you need, using a tool such as
 @subsection C++ Named Operators
 @cindex named operators
 @cindex C++ named operators
-@cindex iso646.h
+@cindex @file{iso646.h}
 
 In C++, there are eleven keywords which are simply alternate spellings
 of operators normally written with punctuation.  These keywords are

gcc/doc/cppinternals.texi

@@ -67,6 +67,7 @@ into another language, under the above conditions for modified versions.
 @contents
 @page
 
+@ifnottex
 @node Top
 @top
 @chapter Cpplib---the GNU C Preprocessor
@@ -101,6 +102,7 @@ the way they have.
 * Files::               File handling.
 * Concept Index::       Index.
 @end menu
+@end ifnottex
 
 @node Conventions
 @unnumbered Conventions