From 0c58bb66b69c431d685b201a56c1fcc7909f9044 Mon Sep 17 00:00:00 2001
From: Dave Tucker <dave@dtucker.co.uk>
Date: Mon, 19 Feb 2024 13:57:55 +0000
Subject: [PATCH 1/2] integration-test: Fix build.rs output

The cargo::warning seems to ignore output after a newline.
Iterate over the entire rendered message and print it line-by-line.

Signed-off-by: Dave Tucker <dave@dtucker.co.uk>
---
 test/integration-test/build.rs | 4 +++-
 xtask/src/run.rs               | 4 +++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/test/integration-test/build.rs b/test/integration-test/build.rs
index 1aee5fea..b7c44eb8 100644
--- a/test/integration-test/build.rs
+++ b/test/integration-test/build.rs
@@ -243,7 +243,9 @@ fn main() {
                     }
                 }
                 Message::CompilerMessage(CompilerMessage { message, .. }) => {
-                    println!("cargo:warning={message}");
+                    for line in message.rendered.unwrap_or_default().split('\n') {
+                        println!("cargo:warning={line}");
+                    }
                 }
                 Message::TextLine(line) => {
                     println!("cargo:warning={line}");
diff --git a/xtask/src/run.rs b/xtask/src/run.rs
index 639f45e5..8bba7a53 100644
--- a/xtask/src/run.rs
+++ b/xtask/src/run.rs
@@ -86,7 +86,9 @@ where
                 }
             }
             Message::CompilerMessage(CompilerMessage { message, .. }) => {
-                println!("{message}");
+                for line in message.rendered.unwrap_or_default().split('\n') {
+                    println!("cargo:warning={line}");
+                }
             }
             Message::TextLine(line) => {
                 println!("{line}");

From 6e9dcee70265385c5c828ced6caf131ab588784a Mon Sep 17 00:00:00 2001
From: Dave Tucker <dave@dtucker.co.uk>
Date: Thu, 22 Feb 2024 12:26:23 +0000
Subject: [PATCH 2/2] ci: Use nightly-2022-02-12 on macOS

LLVM-18 hasn't been released on macOS yet

Signed-off-by: Dave Tucker <dave@dtucker.co.uk>
---
 .github/workflows/ci.yml | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 52ea04e5..b64146de 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -187,12 +187,25 @@ jobs:
         with:
           submodules: recursive
 
-      - uses: dtolnay/rust-toolchain@master
+      - if: runner.os == 'Linux'
+        uses: dtolnay/rust-toolchain@master
         with:
           toolchain: nightly
           components: rust-src
           targets: aarch64-unknown-linux-musl,x86_64-unknown-linux-musl
 
+      #### Temporary workaround for LLVM 18 not being released yet.
+      - if: runner.os == 'macOS'
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: nightly-2024-02-12
+          components: rust-src
+          targets: aarch64-unknown-linux-musl,x86_64-unknown-linux-musl
+
+      - if: runner.os == 'macOS'
+        run: sed -i '' 's/nightly/nightly-2024-02-12/' test/integration-ebpf/rust-toolchain.toml
+      #### End of temporary workaround.
+
       - uses: Swatinem/rust-cache@v2
 
       - name: Install prerequisites
@@ -244,7 +257,8 @@ jobs:
       - name: bpf-linker
         if: runner.os == 'macOS'
         # NB: rustc doesn't ship libLLVM.so on macOS, so disable proxying (default feature).
-        run: cargo install bpf-linker --git https://github.com/aya-rs/bpf-linker.git --no-default-features
+        # Remove --rev when LLVM18 is released.
+        run: cargo install bpf-linker --git https://github.com/aya-rs/bpf-linker.git --rev 821f92990074cb7e950e25129dcd55e20424cede --no-default-features
 
       - name: Download debian kernels
         if: runner.arch == 'ARM64'