[Bug #18173] Update loaded_features_index

If $LOADED_FEATURES is changed in the just required file, also the
index table needs to be updated before loaded_features_snapshot is
reset.  If the snapshot is reset without updating the table, the
name of the added feature will not be found.

1 files changed, 1 insertions, 0 deletions

diff --git a/load.c b/load.c
index 5fb805d7a3..28c17e8b9c 100644
--- a/load.c
+++ b/load.c
@@ -598,6 +598,7 @@ rb_provide_feature(VALUE feature)
     }
     rb_str_freeze(feature);
 
+    get_loaded_features_index();
     rb_ary_push(features, rb_fstring(feature));
     features_index_add(feature, INT2FIX(RARRAY_LEN(features)-1));
     reset_loaded_features_snapshot();