From 08b8dd6d3858b914b23f1709b40c58f8f38dd5b9 Mon Sep 17 00:00:00 2001
From: Ilija Tovilo <ilija.tovilo@me.com>
Date: Thu, 26 Feb 2026 18:47:00 +0100
Subject: [PATCH] [CI] Fix benchmarking summary

Just compare against github.event.pull_request.base.sha. When GitHub creates
hidden merge commits, it doesn't make sense to compare against the base anyway.
---
 .github/workflows/test-suite.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/test-suite.yml b/.github/workflows/test-suite.yml
index 55a6f7dcdc18..2433bb321f89 100644
--- a/.github/workflows/test-suite.yml
+++ b/.github/workflows/test-suite.yml
@@ -1074,8 +1074,8 @@ jobs:
         run: |-
           set -x
           php benchmark/generate_diff.php \
-            ${{ github.event.pull_request.head.sha }} \
-            $(git merge-base ${{ github.event.pull_request.base.sha }} ${{ github.event.pull_request.head.sha }}) \
+            ${{ github.sha }} \
+            ${{ github.event.pull_request.base.sha }} \
             > $GITHUB_STEP_SUMMARY
       - uses: actions/upload-artifact@v6
         with: