ci: shrink and improve Linux workflows

Add a new `linux` workflow that replaces cross_test, linux_ci,
linux_ci_asan, and linux_ci_asan_noasm.

5 files changed, 62 insertions, 87 deletions

diff --git a/.github/workflows/cross_test.yml b/.github/workflows/cross_test.yml
deleted file mode 100644
index fc742e7..0000000
--- a/.github/workflows/cross_test.yml
+++ /dev/null
@@ -1,20 +0,0 @@
-name: cross_ci
-
-on: [push, pull_request]
-
-jobs:
-  build-other:
-    strategy:
-      matrix:
-        os: [ubuntu-20.04, ubuntu-22.04]
-        arch: [mingw32, mingw64, arm32, arm64, mips32, mips64]
-    runs-on: ${{ matrix.os }}
-    continue-on-error: false
-    env:
-      CC: gcc
-      ARCH: ${{ matrix.arch }}
-    name: ${{ matrix.arch }} - ${{ matrix.os }}
-    steps:
-    - uses: actions/checkout@main
-    - name: Run CI script
-      run: ./scripts/test
diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
new file mode 100644
index 0000000..f9ec4da
--- /dev/null
+++ b/.github/workflows/linux.yml
@@ -0,0 +1,62 @@
+# GitHub Actions workflow to run tests on Linux.
+name: "Linux"
+
+on:
+  push: {}
+  pull_request: {}
+  schedule:
+    - cron: "0 0 * * *" # At 00:00 daily.
+
+jobs:
+  # Test against all supported architectures.
+  test:
+    name: "${{ matrix.os }}/${{ matrix.arch }} (${{ matrix.compiler }})"
+    runs-on: "${{ matrix.os }}"
+    permissions:
+      contents: read
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ["ubuntu-20.04", "ubuntu-22.04"]
+        arch: ["native", "arm32", "arm64", "mingw32", "mingw64", "mips32", "mips64"]
+        compiler: ["gcc"]
+        include:
+          - os: "ubuntu-20.04"
+            arch: "native"
+            compiler: "clang"
+          - os: "ubuntu-22.04"
+            arch: "native"
+            compiler: "clang"
+    steps:
+      - name: "Checkout repository"
+        uses: actions/checkout@v4
+
+      - name: "Run tests"
+        run: ./scripts/test
+        env:
+          ARCH: "${{ matrix.arch }}"
+          CC: "${{ matrix.compiler }}"
+
+  # Test ASAN with and without ASM enabled.
+  test-asan:
+    name: "ASAN (${{ matrix.asm == 'ON' && 'asm' || 'no-asm' }})"
+    runs-on: "ubuntu-latest"
+    permissions:
+      contents: read
+    strategy:
+      fail-fast: false
+      matrix:
+        asm: [ON, OFF]
+    steps:
+      - name: "Checkout repository"
+        uses: actions/checkout@v4
+
+      - name: "Run tests"
+        run: ./scripts/test
+        env:
+          ARCH: "native"
+          CC: "clang"
+          CFLAGS: "-ggdb -fsanitize=address"
+          LDFLAGS: "-fsanitize=address"
+          ENABLE_ASM: "${{ matrix.asm }}"
+          CTEST_OUTPUT_ON_FAILURE: 1
diff --git a/.github/workflows/linux_test.yml b/.github/workflows/linux_test.yml
deleted file mode 100644
index 94bef31..0000000
--- a/.github/workflows/linux_test.yml
+++ /dev/null
@@ -1,20 +0,0 @@
-name: linux_ci
-
-on: [push, pull_request]
-
-jobs:
-  build-native:
-    strategy:
-      matrix:
-        os: [ubuntu-20.04, ubuntu-22.04]
-        compiler: [clang, gcc]
-    runs-on: ${{ matrix.os }}
-    continue-on-error: false
-    env:
-      CC: ${{ matrix.compiler }}
-      ARCH: native
-    name: ${{ matrix.compiler }} - ${{ matrix.os }}
-    steps:
-    - uses: actions/checkout@main
-    - name: Run CI script
-      run: ./scripts/test
diff --git a/.github/workflows/linux_test_asan.yml b/.github/workflows/linux_test_asan.yml
deleted file mode 100644
index 12e0889..0000000
--- a/.github/workflows/linux_test_asan.yml
+++ /dev/null
@@ -1,23 +0,0 @@
-name: linux_ci_asan
-
-on: [push, pull_request]
-
-jobs:
-  build-native:
-    strategy:
-      matrix:
-        os: [ubuntu-latest]
-        compiler: [clang]
-    runs-on: ${{ matrix.os }}
-    continue-on-error: false
-    env:
-      CC: ${{ matrix.compiler }}
-      ARCH: native
-      CFLAGS: "-ggdb -fsanitize=address"
-      LDFLAGS: "-fsanitize=address"
-      CTEST_OUTPUT_ON_FAILURE: 1
-    name: ${{ matrix.compiler }} - ${{ matrix.os }}
-    steps:
-    - uses: actions/checkout@main
-    - name: Run CI script
-      run: ./scripts/test
diff --git a/.github/workflows/linux_test_asan_noasm.yml b/.github/workflows/linux_test_asan_noasm.yml
deleted file mode 100644
index 92ab2fc..0000000
--- a/.github/workflows/linux_test_asan_noasm.yml
+++ /dev/null
@@ -1,24 +0,0 @@
-name: linux_ci_asan_noasm
-
-on: [push, pull_request]
-
-jobs:
-  build-native:
-    name: "${{ matrix.compiler }} - ${{ matrix.os }}"
-    runs-on: "${{ matrix.os }}"
-    strategy:
-      matrix:
-        os: ["ubuntu-latest"]
-        compiler: ["clang"]
-    env:
-      CC: "${{ matrix.compiler }}"
-      ARCH: native
-      CFLAGS: "-ggdb -fsanitize=address"
-      LDFLAGS: "-fsanitize=address"
-      CTEST_OUTPUT_ON_FAILURE: 1
-      ENABLE_ASM: OFF
-    steps:
-      - name: "Checkout repository"
-        uses: actions/checkout@main
-      - name: "Run tests"
-        run: ./scripts/test