[DOC,PATCH] Mention clog10, clog10f an clog10l in Builtins section.

["Martin Liška" <mliska@suse.cz>]

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Hello.

I noticed that Builtins section of documentation does not mention clog10{,f,l} functions.
I've tried to write a patch, however I'm not sure how should be these functions described.

Thanks,
Martin


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From 2cb8dfd30ac14e1de00f3788a0b6e55c6a7fa8b9 Mon Sep 17 00:00:00 2001
From: marxin <mliska@suse.cz>
Date: Fri, 4 Dec 2015 10:35:52 +0100
Subject: [PATCH] Mention clog10{,f,l} in documentation (Builtins section)

gcc/ChangeLog:

2015-12-04  Martin Liska  <mliska@suse.cz>

	* doc/extend.texi: Mention clog10, clog10f an clog10l
	in Builtins section.
---
 gcc/doc/extend.texi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index 63fce0f..e9d08f5 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -10505,6 +10505,10 @@ that are recognized in any mode since ISO C90 reserves these names for
 the purpose to which ISO C99 puts them.  All these functions have
 corresponding versions prefixed with @code{__builtin_}.
 
+There are also GNU extension functions @code{clog10}, @code{clog10f} and
+@code{clog10l} which names are reserved by ISO C99 for future use.
+All these functions have versions prefixed with @code{__builtin_}.
+
 The ISO C94 functions
 @code{iswalnum}, @code{iswalpha}, @code{iswcntrl}, @code{iswdigit},
 @code{iswgraph}, @code{iswlower}, @code{iswprint}, @code{iswpunct},
-- 
2.6.3