[llvm] Add Windows release binary builds (PR #150793)

[Tom Stellard via llvm-commits]

https://github.com/tstellar created https://github.com/llvm/llvm-project/pull/150793

None

>From 2bc5c1ae0c21ebc0bfa28777d19751fe2a811487 Mon Sep 17 00:00:00 2001
From: Tom Stellard <tstellar at redhat.com>
Date: Sat, 26 Jul 2025 12:27:08 -0700
Subject: [PATCH] Add Windows release binary builds

---
 .github/workflows/release-binaries-windows.yml | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 .github/workflows/release-binaries-windows.yml

diff --git a/.github/workflows/release-binaries-windows.yml b/.github/workflows/release-binaries-windows.yml
new file mode 100644
index 0000000000000..fa116bc9a379a
--- /dev/null
+++ b/.github/workflows/release-binaries-windows.yml
@@ -0,0 +1,17 @@
+name: Release Binaries Windows
+
+on:
+  pull:
+
+
+permissions:
+  contents: read # Default everything to read-only
+
+jobs:
+  build-windows-release:
+    runs-on: depot-windows-2022-16
+    if: github.repository_owner == 'llvm'
+    steps:
+      - uses: actions/checkout at b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      - run: |
+        llvm\utils\release\build_llvm_release.bat --x64 --version 20.1.8