add -Wno-dev

Author: sdcb

.github/workflows/opencv.yml

@@ -156,11 +156,12 @@ jobs:
           elif [[ "${{ matrix.os }}" == "android" ]]; then
             echo "Configuring for Android / ${{ matrix.arch }}"
           
-            EXTRA_FLAGS+=" -DCMAKE_TOOLCHAIN_FILE=$ANDROID_NDK/build/cmake/android.toolchain.cmake"
+            EXTRA_FLAGS+=" -DCMAKE_TOOLCHAIN_FILE=${{ env.ANDROID_NDK }}/build/cmake/android.toolchain.cmake"
             EXTRA_FLAGS+=" -DANDROID_PLATFORM=android-24"
             EXTRA_FLAGS+=" -DANDROID_STL=c++_static"
             EXTRA_FLAGS+=" -DBUILD_ANDROID_EXAMPLES=OFF"
             EXTRA_FLAGS+=" -DBUILD_ANDROID_PROJECTS=OFF"
+            EXTRA_FLAGS+=" -Wno-dev"
           
             if [[ "${{ matrix.arch }}" == "arm64" ]]; then
               EXTRA_FLAGS+=" -DANDROID_ABI=arm64-v8a"