Should raise LocalJumpError when no block given

1 files changed, 4 insertions, 0 deletions

diff --git a/src/vm.c b/src/vm.c
index 6f8c5109f..db4ca5cba 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -1732,6 +1732,10 @@ RETRY_TRY_BLOCK:
         }
         stack = e->stack + 1;
       }
+      if (mrb_nil_p(stack[m1+r+m2])) {
+        localjump_error(mrb, LOCALJUMP_ERROR_YIELD);
+        goto L_RAISE;
+      }
       regs[a] = stack[m1+r+m2];
       NEXT;
     }