Document --supported-extensions

diff --git a/docs/users_guide/flags.xml b/docs/users_guide/flags.xml
index cb3700c..2428ea8 100644 (file)
--- a/docs/users_guide/flags.xml
+++ b/docs/users_guide/flags.xml
@@ -60,8 +60,8 @@
              <entry>-</entry>
            </row>
            <row>
-             <entry><option>&ndash;&ndash;supported-languages</option></entry>
-             <entry>display the supported language extensions</entry>
+             <entry><option>&ndash;&ndash;supported-extensions</option> or <option>&ndash;&ndash;supported-languages</option></entry>
+             <entry>display the supported languages and language extensions</entry>
              <entry>mode</entry>
              <entry>-</entry>
            </row>

diff --git a/docs/users_guide/glasgow_exts.xml b/docs/users_guide/glasgow_exts.xml
index 9fea7a4..d156de8 100644 (file)
--- a/docs/users_guide/glasgow_exts.xml
+++ b/docs/users_guide/glasgow_exts.xml
@@ -7495,7 +7495,7 @@ Assertion failures can be caught, see the documentation for the
       </para>
 
       <para>A list of all supported language extensions can be obtained by invoking
-       <literal>ghc --supported-languages</literal> (see <xref linkend="modes"/>).</para>
+       <literal>ghc --supported-extensions</literal> (see <xref linkend="modes"/>).</para>
 
       <para>Any extension from the <literal>Extension</literal> type defined in
        <ulink

diff --git a/docs/users_guide/using.xml b/docs/users_guide/using.xml
index fb0e594..7e9b3a4 100644 (file)
--- a/docs/users_guide/using.xml
+++ b/docs/users_guide/using.xml
@@ -442,9 +442,10 @@ module X where
       <varlistentry>
        <term>
           <cmdsynopsis>
+            <command>ghc --supported-extensions</command>
             <command>ghc --supported-languages</command>
           </cmdsynopsis>
-          <indexterm><primary><option>&ndash;&ndash;supported-languages</option></primary></indexterm>
+          <indexterm><primary><option>&ndash;&ndash;supported-extensions</option></primary><primary><option>&ndash;&ndash;supported-languages</option></primary></indexterm>
         </term>
        <listitem>
          <para>Print the supported language extensions.</para>