From 7a58fec6b535a22f178515372ff905f2a59751bc Mon Sep 17 00:00:00 2001
From: rzvxa <3788964+rzvxa@users.noreply.github.com>
Date: Fri, 14 Jun 2024 16:38:49 +0000
Subject: [PATCH] fix(semantic/cfg): issue in unlabeled `Ctx`s. (#3678)

[oxlint-ecosystem-ci](https://github.com/rzvxa/oxlint-ecosystem-ci/actions/runs/9519079285)
---
 crates/oxc_semantic/src/control_flow/builder/context.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/crates/oxc_semantic/src/control_flow/builder/context.rs b/crates/oxc_semantic/src/control_flow/builder/context.rs
index ff54a935b60e6..19b73ea2d5195 100644
--- a/crates/oxc_semantic/src/control_flow/builder/context.rs
+++ b/crates/oxc_semantic/src/control_flow/builder/context.rs
@@ -240,7 +240,12 @@ impl<'a> ControlFlowGraphBuilder<'a> {
                 .filter(|it| it.flags.contains(flag))
                 .find(|it| it.is(label))
         } else {
-            self.ctx_stack.iter_mut().rev().find(|it| it.flags.contains(flag))
+            self.ctx_stack
+                .iter_mut()
+                .rev()
+                // anything up the function is unreachable
+                .take_while(|it| !it.flags.intersects(CtxFlags::FUNCTION))
+                .find(|it| it.flags.contains(flag))
         };
 
         if let Some(ctx) = ctx {