* tree-ssa-dom.c (thread_across_edge): Fix a comment typo.

From-SVN: r92052

gcc/ChangeLog

@@ -9,6 +9,8 @@
 
 	* reg-stack.c (convert_regs_2): Free stack.
 
+	* tree-ssa-dom.c (thread_across_edge): Fix a comment typo.
+
 2004-12-12  Daniel Berlin  <dberlin@dberlin.org>
 
 	* tree-ssa-loop-ch.c (copy_loop_headers): Loop can be null.

gcc/tree-ssa-dom.c

@@ -653,7 +653,7 @@ thread_across_edge (struct dom_walk_data *walk_data, edge e)
       if (SSA_NAME_VAR (cached_lhs) != SSA_NAME_VAR (lhs))
 	break;
 
-      /* If CACHED_LHS does not represent the current value of the undering
+      /* If CACHED_LHS does not represent the current value of the underlying
 	 variable in CACHED_LHS/LHS, then we can not ignore this statement.  */
       if (var_ann (SSA_NAME_VAR (lhs))->current_def != cached_lhs)
 	break;