From d0c33493fe10b889af8949fa96fa9fa2dfa5a7d6 Mon Sep 17 00:00:00 2001
From: Richard Brooksby <rb@ravenbrook.com>
Date: Sun, 15 Jan 2023 14:10:05 +0000
Subject: [PATCH] Fourth attempt to use environment variables to select the
 compiler.

---
 mps/.github/workflows/build-and-test.yml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/mps/.github/workflows/build-and-test.yml b/mps/.github/workflows/build-and-test.yml
index 7e1b51ede2c..0bf84419d82 100644
--- a/mps/.github/workflows/build-and-test.yml
+++ b/mps/.github/workflows/build-and-test.yml
@@ -26,10 +26,10 @@ jobs:
         env:
           - CC: gcc
           - CC: clang
-      exclude:
-        - os: macos-latest
-          env:
-            - CC: gcc
+        exclude:
+          - os: macos-latest
+            env:
+              - CC: gcc
 
     runs-on: ${{ matrix.os }}