[interpreter] properly inflate method on generic virtual call

[mono.git] / mono / mini / interpreter / interp.c

diff --git a/mono/mini/interpreter/interp.c b/mono/mini/interpreter/interp.c
index b0d5c379cb8fe0809facdb56b4fee3419a425451..b3cc2297693c9b916bdbad4611b323923eb3b973 100644 (file)
--- a/mono/mini/interpreter/interp.c
+++ b/mono/mini/interpreter/interp.c
@@ -314,7 +314,20 @@ get_virtual_method (MonoDomain *domain, RuntimeMethod *runtime_method, MonoObjec
                /* TODO: interface offset lookup is slow, go through IMT instead */
                slot += mono_class_interface_offset (obj->vtable->klass, m->klass);
        }
+
        MonoMethod *virtual_method = obj->vtable->klass->vtable [slot];
+       if (m->is_inflated && mono_method_get_context (m)->method_inst) {
+               MonoGenericContext context = { NULL, NULL };
+
+               if (mono_class_is_ginst (virtual_method->klass))
+                       context.class_inst = mono_class_get_generic_class (virtual_method->klass)->context.class_inst;
+               else if (mono_class_is_gtd (virtual_method->klass))
+                       context.class_inst = mono_class_get_generic_container (virtual_method->klass)->context.class_inst;
+               context.method_inst = mono_method_get_context (m)->method_inst;
+
+               virtual_method = mono_class_inflate_generic_method_checked (virtual_method, &context, &error);
+               mono_error_cleanup (&error); /* FIXME: don't swallow the error */
+       }
        RuntimeMethod *virtual_runtime_method = mono_interp_get_runtime_method (domain, virtual_method, &error);
        mono_error_cleanup (&error); /* FIXME: don't swallow the error */
        return virtual_runtime_method;