Merge pull request #58 from emlearn/macos-sdk-2x

Bump Mac OS in CI to 26 Tahoe

Author: jonnor

.github/workflows/build.yaml

@@ -186,8 +186,12 @@ jobs:
     - uses: actions/checkout@v4
       with:
         submodules: true
+
+    - name: Configure XCode SDK version
+      run: sudo xcode-select -s /Applications/Xcode_26.1.1.app/Contents/Developer
+
     - name: Install OS dependencies
-      run:  brew install pkg-config libffi 
+      run:  brew install pkg-config 
     - uses: actions/setup-python@v5
       with:
         python-version: '3.10'
@@ -201,11 +205,11 @@ jobs:
     - name: Setup MicroPython X86
       working-directory: micropython
       run: |
-        source tools/ci.sh && ci_unix_32bit_setup && ci_unix_standard_build
-        mv ./ports/unix/build-standard/ ./ports/unix/build-nomodules/
+        make -C mpy-cross CFLAGS_EXTRA=-Wno-error
+        make -C ports/unix submodules
     - name: Build custom firmware with user modules, and tests. Unix/x64
       run: |
-        make check_unix V=1
+        make check_unix V=1 CFLAGS_EXTRA=-Wno-error
         mkdir -p ./dist/ports/macos
         mv ./dist/ports/unix/micropython ./dist/ports/macos/micropython
     - name: Build .mpy modules and run tests Unix/x64

Makefile

@@ -67,7 +67,7 @@ $(PORT_DIR):
 	mkdir -p $@
 
 $(UNIX_MICROPYTHON): $(PORT_DIR)
-	make -C $(MPY_DIR)/ports/unix V=1 USER_C_MODULES=$(C_MODULES_SRC_PATH) FROZEN_MANIFEST=$(MANIFEST_PATH) CFLAGS_EXTRA='-Wno-unused-function -Wno-unused-function' -j4
+	make -C $(MPY_DIR)/ports/unix V=1 MICROPY_PY_FFI=0 USER_C_MODULES=$(C_MODULES_SRC_PATH) FROZEN_MANIFEST=$(MANIFEST_PATH) CFLAGS_EXTRA="-Wno-unused-function -Wno-unused-function ${CFLAGS_EXTRA}" -j4
 	cp $(MPY_DIR)/ports/unix/build-standard/micropython $@
 
 unix: $(UNIX_MICROPYTHON)

docs/developing.md

@@ -61,6 +61,12 @@ NOTE: Tested on Linux and Mac OS. Not tested on Windows Subsystem for Linux (WSL
 make check_unix
 ```
 
+If this fails to build due to compiled warnings from inside MicroPython code, try
+```
+make check_unix CFLAGS_EXTRA=-Wno-error
+```
+
+
 You should see each of the test functions in tests/ being ran,
 and then a summary at the end with something like: