From 25a55db6b9a414e317f8954f971ddc26d4ed8fd5 Mon Sep 17 00:00:00 2001
From: Martin Kinkelin <mkinkelin@symmetryinvestments.com>
Date: Tue, 5 Dec 2023 23:27:29 +0100
Subject: [PATCH] GHA: Promote macOS-arm64 cross-compilation job to full native
 job

Using the new CI runners (awesome performance!).
---
 .github/actions/1-setup/action.yml      |  8 ++++--
 .github/actions/4d-test-libs/action.yml |  9 ++++--
 .github/workflows/main.yml              | 37 ++++++++++---------------
 3 files changed, 27 insertions(+), 27 deletions(-)

diff --git a/.github/actions/1-setup/action.yml b/.github/actions/1-setup/action.yml
index b8e9bf55da2..6271fa4c4dd 100644
--- a/.github/actions/1-setup/action.yml
+++ b/.github/actions/1-setup/action.yml
@@ -119,8 +119,12 @@ runs:
       run: |
         set -euxo pipefail
         python3 --version
-        python3 -m pip install --user setuptools wheel
-        python3 -m pip install --user lit
+        if [[ '${{ runner.os }}-${{ inputs.arch }}' == 'macOS-arm64' ]]; then
+          brew install lit python-setuptools
+        else
+          python3 -m pip install --user setuptools wheel
+          python3 -m pip install --user lit
+        fi
         python3 -c "import lit.main; lit.main.main();" --version . | head -n 1
 
     # the druntime tests require GNU make
diff --git a/.github/actions/4d-test-libs/action.yml b/.github/actions/4d-test-libs/action.yml
index ce6021e3d0d..791f4c8809a 100644
--- a/.github/actions/4d-test-libs/action.yml
+++ b/.github/actions/4d-test-libs/action.yml
@@ -1,7 +1,7 @@
 name: Run defaultlib unittests & druntime integration tests
 inputs:
   arch:
-    required: false # Windows only
+    required: false # Windows and macOS only
 runs:
   using: composite
   steps:
@@ -12,12 +12,17 @@ runs:
       run: |
         set -eux
         cd ../build
+        excludes='dmd-testsuite|lit-tests|ldc2-unittest'
         if [[ '${{ runner.os }}' == macOS ]]; then
           N=$(sysctl -n hw.logicalcpu)
+          # FIXME: fails with enabled optimizations on M1 runners
+          #if [[ '${{ inputs.arch }}' == arm64 ]]; then
+          #  excludes+='|^std.internal.math.gammafunction(-shared)?$'
+          #fi
         else
           N=$(nproc)
         fi
-        ctest -j$N --output-on-failure -E "dmd-testsuite|lit-tests|ldc2-unittest"
+        ctest -j$N --output-on-failure -E "$excludes"
 
     - name: 'Windows: Run defaultlib unittests & druntime integration tests'
       if: runner.os == 'Windows'
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b256404f50a..7b405e5e996 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -51,6 +51,18 @@ jobs:
               -DEXTRA_CXXFLAGS=-flto=full
             with_pgo: true
 
+          - job_name: macOS arm64
+            os: macos-14
+            arch: arm64
+            bootstrap_cmake_flags: >-
+              -DBUILD_LTO_LIBS=ON
+              -DD_COMPILER_FLAGS=-gcc=/usr/bin/c++
+            extra_cmake_flags: >-
+              -DBUILD_LTO_LIBS=ON
+              -DD_COMPILER_FLAGS="-gcc=/usr/bin/c++ -O -flto=full -defaultlib=phobos2-ldc-lto,druntime-ldc-lto -L-exported_symbol '-L__*' -L-w"
+              -DEXTRA_CXXFLAGS=-flto=full
+            with_pgo: true
+
           - job_name: Windows x64
             os: windows-2022
             arch: x64
@@ -76,7 +88,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     timeout-minutes: 90
     env:
-      MACOSX_DEPLOYMENT_TARGET: 10.12
+      MACOSX_DEPLOYMENT_TARGET: ${{ matrix.arch == 'arm64' && '11.0' || '10.12' }}
     steps:
       - uses: actions/checkout@v3
         with:
@@ -160,18 +172,6 @@ jobs:
       matrix:
         include:
 
-          - job_name: macOS arm64
-            host_os: macos-12
-            os: osx
-            arch: arm64
-            bootstrap_cmake_flags: -DD_COMPILER_FLAGS=-gcc=/usr/bin/c++
-            # see native macOS job comment for extra flags (https://github.com/ldc-developers/ldc/issues/4462)
-            extra_cmake_flags: >-
-              -DBUILD_LTO_LIBS=ON
-              -DD_COMPILER_FLAGS="-O -flto=full -defaultlib=phobos2-ldc-lto,druntime-ldc-lto -L-exported_symbol '-L__*' -L-w"
-              -DEXTRA_CXXFLAGS=-flto=full
-            with_pgo: true
-
           - job_name: Android armv7a
             host_os: ubuntu-20.04
             os: android
@@ -190,8 +190,6 @@ jobs:
     name: ${{ matrix.job_name }}
     runs-on: ${{ matrix.host_os }}
     timeout-minutes: 60
-    env:
-      MACOSX_DEPLOYMENT_TARGET: 11.0
     steps:
       - uses: actions/checkout@v4
         with:
@@ -225,11 +223,6 @@ jobs:
         uses: ./.github/actions/5-install
         with:
           cross_compiling: true
-      - name: 'macOS: Cross-compile iOS libraries, copy to install dir & extend ldc2.conf'
-        if: matrix.os == 'osx'
-        uses: ./.github/actions/5a-ios
-        with:
-          arch: ${{ matrix.arch }}
       - name: 'Android: Cross-compile ${{ matrix.android_x86_arch }} libraries & copy to install dir'
         if: matrix.os == 'android'
         uses: ./.github/actions/5a-android-x86
@@ -248,9 +241,7 @@ jobs:
     name: macOS universal
     runs-on: macos-latest
     timeout-minutes: 30
-    needs:
-      - build-native
-      - build-cross
+    needs: build-native
     steps:
       - uses: actions/checkout@v4
       - name: Merge x86_64 & arm64 packages to universal one