Use release build (#2897)

Summary: Pull Request resolved: #2897

Test Plan: With stories model, it can be around 165 t/s {F1479686785}

Reviewed By: guangy10

Differential Revision: D55829132

Pulled By: kirklandsign

fbshipit-source-id: cd228134d4758a2212cf4c6240dc1b0faa3d01c2

Author: kirklandsign

examples/demo-apps/android/LlamaDemo/setup.sh

@@ -16,31 +16,34 @@ cmake . -DCMAKE_INSTALL_PREFIX="${CMAKE_OUT}" \
   -DEXECUTORCH_BUILD_EXTENSION_DATA_LOADER=ON \
   -DEXECUTORCH_BUILD_EXTENSION_MODULE=ON \
   -DEXECUTORCH_BUILD_OPTIMIZED=ON \
+  -DCMAKE_BUILD_TYPE=Release \
   -B"${CMAKE_OUT}"
 
 if [ "$(uname)" == "Darwin" ]; then
   CMAKE_JOBS=$(( $(sysctl -n hw.ncpu) - 1 ))
 else
   CMAKE_JOBS=$(( $(nproc) - 1 ))
 fi
-cmake --build "${CMAKE_OUT}" -j "${CMAKE_JOBS}" --target install
+cmake --build "${CMAKE_OUT}" -j "${CMAKE_JOBS}" --target install --config Release
 
 cmake examples/models/llama2 \
          -DCMAKE_TOOLCHAIN_FILE=$ANDROID_NDK/build/cmake/android.toolchain.cmake \
          -DANDROID_ABI="$ANDROID_ABI" \
          -DCMAKE_INSTALL_PREFIX="${CMAKE_OUT}" \
+         -DCMAKE_BUILD_TYPE=Release \
          -B"${CMAKE_OUT}"/examples/models/llama2
 
-cmake --build "${CMAKE_OUT}"/examples/models/llama2 -j "${CMAKE_JOBS}"
+cmake --build "${CMAKE_OUT}"/examples/models/llama2 -j "${CMAKE_JOBS}" --config Release
 
 cmake extension/android \
   -DCMAKE_TOOLCHAIN_FILE=${ANDROID_NDK}/build/cmake/android.toolchain.cmake \
   -DANDROID_ABI="${ANDROID_ABI}" \
   -DCMAKE_INSTALL_PREFIX="${CMAKE_OUT}" \
   -DEXECUTORCH_BUILD_LLAMA_JNI=ON \
+  -DCMAKE_BUILD_TYPE=Release \
   -B"${CMAKE_OUT}"/extension/android
 
-cmake --build "${CMAKE_OUT}"/extension/android -j "${CMAKE_JOBS}"
+cmake --build "${CMAKE_OUT}"/extension/android -j "${CMAKE_JOBS}" --config Release
 
 JNI_LIBS_PATH="examples/demo-apps/android/LlamaDemo/app/src/main/jniLibs"
 mkdir -p "${JNI_LIBS_PATH}/${ANDROID_ABI}"