pat_trie_base.hpp: Avoid -Wall warning.

2011-06-22  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/ext/pb_ds/detail/pat_trie_/pat_trie_base.hpp: Avoid -Wall
	warning.

From-SVN: r175321

libstdc++-v3/ChangeLog

 2011-06-22  Paolo Carlini  <paolo.carlini@oracle.com>
 
+	* include/ext/pb_ds/detail/pat_trie_/pat_trie_base.hpp: Avoid -Wall
+	warning.
+
+2011-06-22  Paolo Carlini  <paolo.carlini@oracle.com>
+
 	* testsuite/20_util/reference_wrapper/invoke.cc: Avoid -Wall warnings.
 	* testsuite/20_util/reference_wrapper/typedefs-3.cc: Likewise.
 	* testsuite/20_util/reference_wrapper/invoke-2.cc: Likewise.

libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/pat_trie_base.hpp

@@ -1318,7 +1318,7 @@ namespace __gnu_pbds
     get_begin_pos() const
     {
       size_type i = 0;
-      for (i; i < arr_size && m_a_p_children[i] == 0; ++i)
+      for (; i < arr_size && m_a_p_children[i] == 0; ++i)
 	;
       return i;
     }