From 770013c7097b6b5c0c49c7fa46d9235c308c4ad5 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Thu, 23 Jul 2026 19:44:56 +0900
Subject: fix(bench): pin composer binary and work around HTTP/3 slowdown

Benchmarks were comparing against whatever composer happened to be on
PATH instead of the pinned submodule version, and paid the HTTP/3
fallback penalty from composer/composer#12987 on every packagist
request.
---
 scripts/bench/lib.sh | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100755 scripts/bench/lib.sh

(limited to 'scripts/bench/lib.sh')

diff --git a/scripts/bench/lib.sh b/scripts/bench/lib.sh
new file mode 100755
index 00000000..a4fa78ab
--- /dev/null
+++ b/scripts/bench/lib.sh
@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+
+# Work around https://github.com/composer/composer/issues/12987:
+apply_http3_workaround() {
+  git -C "$REPO_ROOT/composer" apply "$REPO_ROOT/scripts/bench/disable-http3.patch"
+  trap 'git -C "$REPO_ROOT/composer" restore -- src/Composer/Util/Http/CurlDownloader.php' EXIT
+}
-- 
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