Document -fsimplifier-phases

diff --git a/docs/users_guide/flags.xml b/docs/users_guide/flags.xml
index 6694adf..3442302 100644 (file)
--- a/docs/users_guide/flags.xml
+++ b/docs/users_guide/flags.xml
@@ -1252,6 +1252,14 @@
            </row>
 
            <row>
+             <entry><option>-fsimplifier-phases</option></entry>
+             <entry>Set the number of phases for the simplifier (default 2).
+              Ignored with <option>-O0</option>.</entry>
+             <entry>dynamic</entry>
+             <entry>-</entry>
+           </row>
+
+           <row>
              <entry><option>-fmax-simplifier-iterations</option></entry>
              <entry>Set the max iterations for the simplifier</entry>
              <entry>dynamic</entry>