From ce35bedfa84c1e35b817efc35678ae623f007fdf Mon Sep 17 00:00:00 2001
From: Richard Brooksby <rb@ravenbrook.com>
Date: Wed, 11 Jan 2023 13:11:19 +0000
Subject: [PATCH] Using the matrix output as input to the job's runs-on
 parameter.

---
 mps/.github/workflows/c-cpp.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mps/.github/workflows/c-cpp.yml b/mps/.github/workflows/c-cpp.yml
index b716fc74d51..d628faa77cb 100644
--- a/mps/.github/workflows/c-cpp.yml
+++ b/mps/.github/workflows/c-cpp.yml
@@ -17,6 +17,8 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest]
 
+    runs-on: ${{ matrix.os }}
+
     steps:
     - uses: actions/checkout@v3
     - name: configure