From 38c7936c946cb2da5caad0c131f3f56a6e7fafac Mon Sep 17 00:00:00 2001
From: dearblue <dearblue@users.osdn.me>
Date: Mon, 11 Dec 2023 21:25:08 +0900
Subject: [PATCH] Remove unreachable code in `OP_R_BREAK`

Termination of fiber by `break` results in a `LocalJumpError`, so the indicated code will not be executed.
---
 src/vm.c | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/src/vm.c b/src/vm.c
index f03acfe81..3aae0b2f0 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -2332,14 +2332,6 @@ RETRY_TRY_BLOCK:
               goto L_BREAK_ERROR;
             }
           }
-          /* break from fiber block */
-          if (ci == mrb->c->cibase && ci->pc) {
-            struct mrb_context *c = mrb->c;
-
-            mrb->c = c->prev;
-            c->prev = NULL;
-            ci = mrb->c->ci;
-          }
           proc = proc->upper;
           while (mrb->c->cibase < ci && ci[-1].proc != proc) {
             ci--;