From 1c5d44aa0fd82c80d8f82747ecb6b5850747f6b4 Mon Sep 17 00:00:00 2001
From: Nick Cooke <nickcooke@google.com>
Date: Thu, 25 Jan 2024 19:56:14 -0500
Subject: [PATCH] Add job cancellation optimization

---
 .github/workflows/spm.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.github/workflows/spm.yml b/.github/workflows/spm.yml
index f56ec0376d..294ae337e4 100644
--- a/.github/workflows/spm.yml
+++ b/.github/workflows/spm.yml
@@ -4,6 +4,10 @@ on:
   push:
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   swift-build-run:
     runs-on: macOS-latest