From 56c7a529fbc7c176a1e69d4d90d3781f3b1c9c2e Mon Sep 17 00:00:00 2001
From: Michael Sproul <michael@sigmaprime.io>
Date: Tue, 27 Jun 2023 16:52:24 +1000
Subject: [PATCH] Install Clang 5 in Cross builder image

---
 scripts/cross/Dockerfile | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/scripts/cross/Dockerfile b/scripts/cross/Dockerfile
index 5472b980ba..9456b666ef 100644
--- a/scripts/cross/Dockerfile
+++ b/scripts/cross/Dockerfile
@@ -9,6 +9,17 @@ RUN apt-get install -y unzip && \
     unzip protoc.zip -d /usr && \
     chmod +x /usr/bin/protoc
 
-RUN apt-get install -y cmake clang-3.9
+RUN apt-get install -y \
+    apt-transport-https \
+    ca-certificates \
+    gnupg-agent \
+    software-properties-common
+
+RUN curl -L https://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add - && \
+    apt-add-repository "deb http://apt.llvm.org/xenial/ llvm-toolchain-xenial-5.0 main" && \
+    apt-get update && \
+    apt-get install -y clang-5.0
+
+RUN apt-get install -y cmake
 
 ENV PROTOC=/usr/bin/protoc