fix: update macOS runners to macos-15 and use hermetic toolchain

The macOS 15 runner uses only llvm-16, but we want to build with llvm-19.

Signed-off-by: Matt Leon <[email protected]>

Author: leonm1

.bazelrc

@@ -75,8 +75,8 @@ build:hermetic --extra_toolchains @emsdk//emscripten_toolchain:cc-toolchain-wasm
 build:hermetic-llvm --config=hermetic
 build:hermetic-llvm --extra_toolchains @llvm_toolchain//:cc-toolchain-x86_64-linux
 
-build:hermetic-llvm-macos-amd64 --config=hermetic
-build:hermetic-llvm-macos-amd64 --extra_toolchains @llvm_toolchain//:cc-toolchain-x86_64-darwin
+build:hermetic-llvm-macos-aarch64 --config=hermetic
+build:hermetic-llvm-macos-aarch64 --extra_toolchains @llvm_toolchain//:cc-toolchain-aarch64-darwin
 
 build:hermetic-llvm --incompatible_enable_cc_toolchain_resolution
 build:hermetic-llvm --action_env BAZEL_DO_NOT_DETECT_CPP_TOOLCHAIN=1

.github/workflows/test.yml

@@ -175,13 +175,13 @@ jobs:
           flags: --config=linux-aarch64-cross --@v8//bazel/config:v8_target_cpu=arm64
           deps: qemu-user-static libc6-arm64-cross
           cache: true
-        - name: 'V8 on macOS/x86_64'
+        - name: 'V8 on macOS/aarch64'
           engine: 'v8'
           repo: 'v8'
           os: macos-15
-          arch: x86_64
+          arch: aarch64
           action: test
-          flags: --config=hermetic-llvm-macos-amd64
+          flags: --config=hermetic-llvm-macos-aarch64
           cache: true
         - name: 'WAMR interp on Linux/x86_64'
           engine: 'wamr-interp'
@@ -190,11 +190,12 @@ jobs:
           arch: x86_64
           action: test
           flags: --config=clang
-        - name: 'WAMR interp on macOS/x86_64'
+        - name: 'WAMR interp on macOS/aarch64'
           engine: 'wamr-interp'
           repo: 'com_github_bytecodealliance_wasm_micro_runtime'
-          os: macos-13
-          arch: x86_64
+          os: macos-15
+          arch: aarch64
+          flags: --config=hermetic-llvm-macos-aarch64
           action: test
         - name: 'WAMR jit on Linux/x86_64'
           engine: 'wamr-jit'
@@ -205,12 +206,13 @@ jobs:
           flags: --config=clang
           deps: lld-18
           cache: true
-        - name: 'WAMR jit on macOS/x86_64'
+        - name: 'WAMR jit on macOS/aarch64'
           engine: 'wamr-jit'
           repo: 'com_github_bytecodealliance_wasm_micro_runtime'
-          os: macos-13
-          arch: x86_64
+          os: macos-15
+          arch: aarch64
           action: test
+          flags: --config=hermetic-llvm-macos-aarch64
           cache: true
         - name: 'WasmEdge on Linux/x86_64'
           engine: 'wasmedge'
@@ -219,11 +221,12 @@ jobs:
           arch: x86_64
           action: test
           flags: --config=clang
-        - name: 'WasmEdge on macOS/x86_64'
+        - name: 'WasmEdge on macOS/aarch64'
           engine: 'wasmedge'
           repo: 'com_github_wasmedge_wasmedge'
-          os: macos-13
-          arch: x86_64
+          os: macos-15
+          arch: aarch64
+          flags: --config=hermetic-llvm-macos-aarch64
           action: test
         - name: 'Wasmtime on Linux/x86_64'
           engine: 'wasmtime'
@@ -257,11 +260,12 @@ jobs:
           # s390x build-tools image built from bazel/external/Dockerfile.bazel
           run_under: docker run --rm --env HOME=$HOME --env USER=$(id -un) --volume "$HOME:$HOME" --workdir $(pwd) --user $(id -u):$(id -g) --platform linux/s390x ghcr.io/proxy-wasm/build-tools:ubuntu-22.04-bazel-6.5.0
           cache: true
-        - name: 'Wasmtime on macOS/x86_64'
+        - name: 'Wasmtime on macOS/aarch64'
           engine: 'wasmtime'
           repo: 'com_github_bytecodealliance_wasmtime'
-          os: macos-13
-          arch: x86_64
+          os: macos-15
+          arch: aarch64
+          flags: --config=hermetic-llvm-macos-aarch64
           action: test
 
     steps: