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-rw-r--r--mrbgems/mruby-object-ext/src/object.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/mrbgems/mruby-object-ext/src/object.c b/mrbgems/mruby-object-ext/src/object.c
index 0aedc9a73..8d5604cad 100644
--- a/mrbgems/mruby-object-ext/src/object.c
+++ b/mrbgems/mruby-object-ext/src/object.c
@@ -100,11 +100,7 @@ mrb_obj_instance_exec(mrb_state *mrb, mrb_value self)
mrb_value blk;
struct RClass *c;
- mrb_get_args(mrb, "*&", &argv, &argc, &blk);
-
- if (mrb_nil_p(blk)) {
- mrb_raise(mrb, E_ARGUMENT_ERROR, "no block given");
- }
+ mrb_get_args(mrb, "*&!", &argv, &argc, &blk);
switch (mrb_type(self)) {
case MRB_TT_SYMBOL: