X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=docs%2Fusers_guide%2Fusing.xml;h=aa133ee35aa10eadb74ff0cb84e2317860a46dd9;hb=ba5729e5b8d80b3fcc8a477cb36d6a03800ac0dd;hp=286887673774b3377eaa6344c7b16b39688c89c5;hpb=c5a97ea01a810333608ef1e26f5cb5422dd25928;p=ghc-hetmet.git

diff --git a/docs/users_guide/using.xml b/docs/users_guide/using.xml
index 2868876..aa133ee 100644
--- a/docs/users_guide/using.xml
+++ b/docs/users_guide/using.xml
@@ -592,6 +592,18 @@ ghc -c Foo.hs</screen>
 
       <varlistentry>
 	<term>
+          <option>-n</option>
+          <indexterm><primary><option>-n</option></primary></indexterm>
+        </term>
+	<listitem>
+	  <para>Does a dry-run, i.e. GHC goes through all the motions
+          of compiling as normal, but does not actually run any
+          external commands.</para>
+	</listitem>
+      </varlistentry>
+
+      <varlistentry>
+	<term>
           <option>-v</option>
           <indexterm><primary><option>-v</option></primary></indexterm>
         </term>
@@ -748,6 +760,20 @@ ghc -c Foo.hs</screen>
       </varlistentry>
 
       <varlistentry>
+        <term><option>-H</option><replaceable>size</replaceable>
+        <indexterm><primary><option>-H</option></primary></indexterm>
+        </term>
+        <listitem>
+          <para>Set the minimum size of the heap to
+          <replaceable>size</replaceable>.
+          This option is equivalent to
+          <literal>+RTS&nbsp;-H<replaceable>size</replaceable></literal>,
+          see <xref linkend="rts-options-gc" />.
+          </para>
+        </listitem>
+      </varlistentry>
+
+      <varlistentry>
         <term><option>-Rghc-timing</option>
         <indexterm><primary><option>-Rghc-timing</option></primary></indexterm>
         </term>
@@ -793,8 +819,7 @@ ghc -c Foo.hs</screen>
 	  <para>Provides the standard warnings plus
 	  <option>-fwarn-incomplete-patterns</option>,
 	  <option>-fwarn-unused-matches</option>,
-	  <option>-fwarn-unused-imports</option>,
-	  <option>-fwarn-misc</option>, and
+	  <option>-fwarn-unused-imports</option>, and
 	  <option>-fwarn-unused-binds</option>.</para>
 	</listitem>
       </varlistentry>
@@ -929,19 +954,6 @@ f foo = foo { x = 6 }
 
       <varlistentry>
 	<term>
-          <option>-fwarn-misc</option>:
-          <indexterm><primary><option>-fwarn-misc</option></primary></indexterm>
-        </term>
-	<listitem>
-	  <para>Turns on warnings for various harmless but untidy
-	  things.  This currently includes: importing a type with
-	  <literal>(..)</literal> when the export is abstract, and
-	  listing duplicate class assertions in a qualified type.</para>
-	</listitem>
-      </varlistentry>
-
-      <varlistentry>
-	<term>
           <option>-fwarn-missing-fields</option>:
 	  <indexterm><primary><option>-fwarn-missing-fields</option></primary></indexterm>
 	  <indexterm><primary>missing fields, warning</primary></indexterm>
@@ -1524,10 +1536,7 @@ f "2"    = 2
 	    every 4k of allocation).  With <option>-C0</option> or
 	    <option>-C</option>, context switches will occur as often as
 	    possible (at every heap block allocation).  By default, context
-	    switches occur every 20ms.  Note that GHC's internal timer ticks
-	    every 20ms, and the context switch timer is always a multiple of
-	    this timer, so 20ms is the maximum granularity available for timed
-	    context switches.</para>
+	    switches occur every 20ms.</para>
 	</listitem>
       </varlistentry>
     </variablelist>
@@ -1627,18 +1636,6 @@ f "2"    = 2
     <variablelist>
 
       <varlistentry>
-	<term><option>-mv8</option>:</term>
-	<listitem>
-	  <para>(SPARC machines)<indexterm><primary>-mv8 option (SPARC
-          only)</primary></indexterm> Means to pass the like-named
-          option to GCC; it says to use the Version 8 SPARC
-          instructions, notably integer multiply and divide.  The
-          similar <option>-m*</option> GCC options for SPARC also
-          work, actually.</para>
-	</listitem>
-      </varlistentry>
-
-      <varlistentry>
 	<term><option>-monly-[32]-regs</option>:</term>
 	<listitem>
 	  <para>(iX86 machines)<indexterm><primary>-monly-N-regs