From 2fe9a1bbcb94b8e37588d0a847532da28f8cc9b1 Mon Sep 17 00:00:00 2001
From: James Brock <jamesbrock@gmail.com>
Date: Mon, 19 Feb 2024 15:42:58 +0900
Subject: [PATCH] CI C++20 clang fix

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

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 61ceb58..cd4bfc8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,8 @@ jobs:
         - cxxflags: "-std=c++98"
         - cxxflags: "-std=c++11"
         - cxxflags: "-std=c++17"
-        - cxxflags: "-std=c++20"
+        # https://stackoverflow.com/questions/76859275/error-compiling-a-cpp-containing-stdchrono-errorstatic-constexpr-unsigned-fra
+        - cxxflags: "-std=c++20 -stdlib=libc++"
     steps:
       - name: Checkout
         uses: actions/checkout@v3