add missing wb for module->using

JuliaLang · Jun 15, 2017 · 6fdf36e · 6fdf36e
1 parent 516617d
commit 6fdf36e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/module.c b/src/module.c
@@ -387,6 +387,7 @@ JL_DLLEXPORT void jl_module_using(jl_module_t *to, jl_module_t *from)
     }
 
     arraylist_push(&to->usings, from);
+    jl_gc_wb(to, from);
 }
 
 JL_DLLEXPORT void jl_module_export(jl_module_t *from, jl_sym_t *s)