Test more combos

Author: danog

.github/workflows/build.yml

@@ -17,7 +17,7 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
         php: ["8.0", "8.1", "8.2", "8.3"]
         rust: [stable, nightly]
-        clang: ["16"]
+        clang: ["15", "17"]
         phpts: [ts, nts]
         exclude:
           # ext-php-rs requires nightly Rust when on Windows.
@@ -26,6 +26,8 @@ jobs:
           # setup-php doesn't support thread safe PHP on Linux and macOS.
           - os: macos-latest
             phpts: ts
+          - os: macos-latest
+            clang: "17"
           - os: ubuntu-latest
             phpts: ts
     env: