* doc/invoke.texi (Spec Files): Update for '%{,' spec.

From-SVN: r122878

gcc/ChangeLog

-2007-03-11  Geoffrey Keating  <geoffk@apple.com>
+2007-03-13  Geoffrey Keating  <geoffk@apple.com>
+
+	* doc/invoke.texi (Spec Files): Update for '%{,' spec.
 
 	* config/rs6000/darwin-fallback.c: Compile file only on powerpc.
 	(handle_syscall): Handle direct system calls.

gcc/doc/invoke.texi

@@ -7587,12 +7587,19 @@ Substitutes @code{X}, if processing a file with suffix @code{S}.
 @item %@{!.@code{S}:@code{X}@}
 Substitutes @code{X}, if @emph{not} processing a file with suffix @code{S}.
 
+@item %@{,@code{S}:@code{X}@}
+Substitutes @code{X}, if processing a file for language @code{S}.
+
+@item %@{!,@code{S}:@code{X}@}
+Substitutes @code{X}, if not processing a file for language @code{S}.
+
 @item %@{@code{S}|@code{P}:@code{X}@}
-Substitutes @code{X} if either @code{-S} or @code{-P} was given to GCC@.
-This may be combined with @samp{!}, @samp{.}, and @code{*} sequences as well,
-although they have a stronger binding than the @samp{|}.  If @code{%*}
-appears in @code{X}, all of the alternatives must be starred, and only
-the first matching alternative is substituted.
+Substitutes @code{X} if either @code{-S} or @code{-P} was given to
+GCC@.  This may be combined with @samp{!}, @samp{.}, @samp{,}, and
+@code{*} sequences as well, although they have a stronger binding than
+the @samp{|}.  If @code{%*} appears in @code{X}, all of the
+alternatives must be starred, and only the first matching alternative
+is substituted.
 
 For example, a spec string like this:
 
@@ -7615,7 +7622,7 @@ jim.d         -bar -boggle
 If @code{S} was given to GCC, substitutes @code{X}; else if @code{T} was
 given to GCC, substitutes @code{Y}; else substitutes @code{D}.  There can
 be as many clauses as you need.  This may be combined with @code{.},
-@code{!}, @code{|}, and @code{*} as needed.
+@code{,}, @code{!}, @code{|}, and @code{*} as needed.
 
 
 @end table