[doc,committed] add xref to documentation of mode attribute

Message ID 5872FECA.9070102@codesourcery.com
State New
Headers show

Commit Message

Sandra Loosemore Jan. 9, 2017, 3:08 a.m.
I've checked in this patch to fix another long-standing (but easy) 
documentation PR.

-Sandra

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Index: gcc/doc/extend.texi
===================================================================
--- gcc/doc/extend.texi	(revision 244213)
+++ gcc/doc/extend.texi	(working copy)
@@ -5725,6 +5725,8 @@  This attribute specifies the data type f
 type corresponds to the mode @var{mode}.  This in effect lets you
 request an integer or floating-point type according to its width.
 
+@xref{Machine Modes,,, gccint, GNU Compiler Collection (GCC) Internals},
+for a list of the possible keywords for @var{mode}.
 You may also specify a mode of @code{byte} or @code{__byte__} to
 indicate the mode corresponding to a one-byte integer, @code{word} or
 @code{__word__} for the mode of a one-word integer, and @code{pointer}