From d88779cfd153414907a9e2ce73b0c3f058e1853e Mon Sep 17 00:00:00 2001
From: Scott Fennell <spfennell@gmail.com>
Date: Wed, 26 May 2021 21:56:22 -0500
Subject: [PATCH] downgrade llvm to 11 in github actions

---
 .github/workflows/test_macos.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/test_macos.yml b/.github/workflows/test_macos.yml
index 3f0e2968..47e79e9c 100644
--- a/.github/workflows/test_macos.yml
+++ b/.github/workflows/test_macos.yml
@@ -26,7 +26,8 @@ jobs:
       run: |
         # sudo installer -pkg /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.15.pkg -target /
         brew install --cask xquartz
-        brew install llvm swig udunits openmotif maven
+        brew install llvm@11 swig udunits openmotif maven
+        brew link llvm llvm@11
     - name: Build Trick
       run: |
         export MAKEFLAGS=-j4