diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index da3ad918..a509298b 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -22,6 +22,8 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-22.04]
+        std: [20, 17]
+
 
     runs-on: ${{ matrix.os }}
 
@@ -57,5 +59,5 @@ jobs:
 
       - name: Build MUDA
         run: |
-          cmake --preset ci-release
-          cmake --build --preset ci-release --parallel 4
+          cmake --preset ci-release-${{ matrix.std }}
+          cmake --build --preset ci-release-${{ matrix.std }} --parallel 4
diff --git a/CMakePresets.json b/CMakePresets.json
index bc16b324..37b1d25f 100644
--- a/CMakePresets.json
+++ b/CMakePresets.json
@@ -17,32 +17,54 @@
         "MUDA_FORCE_CHECK": "ON",
         "MUDA_WITH_CHECK": "ON",
         "MUDA_WITH_COMPUTE_GRAPH": "ON",
-        "MUDA_WITH_NVTX3": "ON"
+        "MUDA_WITH_NVTX3": "OFF"
       }
     },
     {
-      "name": "ci-release",
-      "displayName": "CI-Release Configuration",
+      "name": "ci-release-20",
+      "displayName": "CI-Release Configuration (C++20)",
       "inherits": ["config-base"],
       "description": "Configuration for CI builds",
       "cacheVariables": {
         "MUDA_BUILD_TEST": "ON",
         "MUDA_BUILD_EXAMPLE": "OFF",
         "CMAKE_CUDA_ARCHITECTURES": "89",
-        "CMAKE_BUILD_TYPE": "Release"
+        "CMAKE_BUILD_TYPE": "Release",
+        "MUDA_APP_CXX_STANDARD": "20"
+      }
+    },
+    {
+      "name": "ci-release-17",
+      "displayName": "CI-Release Configuration (C++17)",
+      "inherits": ["config-base"],
+      "description": "Configuration for CI builds",
+      "cacheVariables": {
+        "MUDA_BUILD_TEST": "ON",
+        "MUDA_BUILD_EXAMPLE": "OFF",
+        "CMAKE_CUDA_ARCHITECTURES": "89",
+        "CMAKE_BUILD_TYPE": "Release",
+        "MUDA_APP_CXX_STANDARD": "17"
       }
     }
   ],
   "buildPresets": [
     {
-      "name": "ci-release",
-      "configurePreset": "ci-release"
+      "name": "ci-release-20",
+      "configurePreset": "ci-release-20"
+    },
+    {
+      "name": "ci-release-17",
+      "configurePreset": "ci-release-17"
     }
   ],
   "testPresets": [
     {
-      "name": "ci-release",
-      "configurePreset": "ci-release"
+      "name": "ci-release-20",
+      "configurePreset": "ci-release-20"
+    },
+    {
+      "name": "ci-release-17",
+      "configurePreset": "ci-release-17"
     }
   ]
 }
diff --git a/cmake/options.cmake b/cmake/options.cmake
index 34528bf6..4fe458c2 100644
--- a/cmake/options.cmake
+++ b/cmake/options.cmake
@@ -7,6 +7,7 @@ option(MUDA_WITH_NVTX3 "turn on nividia tools extension library" OFF)
 # build targets:
 option(MUDA_BUILD_EXAMPLE "build muda examples. if you want to see how to use muda, you could enable this option." ON)
 option(MUDA_BUILD_TEST "build muda test. if you're the developer, you could enable this option." OFF)
+option(MUDA_APP_CXX_STANDARD "set c++ standard for muda app(test/example)" 20)
 
 # short cut
 option(MUDA_DEV "build muda example and unit test. if you're the developer, you could enable this option." OFF)
diff --git a/example/CMakeLists.txt b/example/CMakeLists.txt
index 9f21716d..08403356 100644
--- a/example/CMakeLists.txt
+++ b/example/CMakeLists.txt
@@ -13,7 +13,7 @@ file(GLOB_RECURSE SOURCE_FILES
 
 add_executable(muda_example)
 target_sources(muda_example PRIVATE ${SOURCE_FILES} ${MUDA_HEADER_FILES})
-target_compile_features(muda_example PRIVATE cxx_std_20)
+target_compile_features(muda_example PRIVATE "cxx_std_${MUDA_APP_CXX_STANDARD}")
 set_target_properties(muda_example PROPERTIES CUDA_SEPARABLE_COMPILATION ON)
 
 # target_link_libraries(muda_example PRIVATE fmt::fmt-header-only)
diff --git a/src/muda/buffer/details/buffer_2d_view.inl b/src/muda/buffer/details/buffer_2d_view.inl
index ac06d127..cd40469a 100644
--- a/src/muda/buffer/details/buffer_2d_view.inl
+++ b/src/muda/buffer/details/buffer_2d_view.inl
@@ -111,10 +111,12 @@ template <bool IsConst, typename T>
 MUDA_GENERIC cudaPitchedPtr Buffer2DViewT<IsConst, T>::cuda_pitched_ptr() const MUDA_NOEXCEPT
 {
     // don't use make_cudaPitchedPtr (__host__ only function)
-    return cudaPitchedPtr{.ptr   = remove_const(m_data),
-                          .pitch = remove_const(m_pitch_bytes),
-                          .xsize = m_origin_width * sizeof(T),
-                          .ysize = m_origin_height};
+    cudaPitchedPtr R;
+    R.ptr = remove_const(m_data);
+    R.pitch = remove_const(m_pitch_bytes);
+    R.xsize = m_origin_width * sizeof(T);
+    R.ysize = m_origin_height;
+    return R;
 }
 
 template <bool IsConst, typename T>
diff --git a/src/muda/buffer/details/buffer_3d_view.inl b/src/muda/buffer/details/buffer_3d_view.inl
index 32931666..7a0de150 100644
--- a/src/muda/buffer/details/buffer_3d_view.inl
+++ b/src/muda/buffer/details/buffer_3d_view.inl
@@ -112,10 +112,12 @@ MUDA_GENERIC auto Buffer3DViewT<IsConst, T>::cuda_pitched_ptr() const MUDA_NOEXC
     -> cudaPitchedPtr
 {
     // don't use make_cudaPitchedPtr (__host__ only function)
-    return cudaPitchedPtr{.ptr   = remove_const(m_data),
-                          .pitch = remove_const(m_pitch_bytes),
-                          .xsize = m_origin_width * sizeof(T),
-                          .ysize = m_origin_height};
+    cudaPitchedPtr R;
+    R.ptr = remove_const(m_data);
+    R.pitch = remove_const(m_pitch_bytes);
+    R.xsize = m_origin_width * sizeof(T);
+    R.ysize = m_origin_height;
+    return R;
 }
 
 template <bool IsConst, typename T>
diff --git a/src/muda/ext/linear_system/details/device_dense_matrix.inl b/src/muda/ext/linear_system/details/device_dense_matrix.inl
index 014707d2..6ecb3cdc 100644
--- a/src/muda/ext/linear_system/details/device_dense_matrix.inl
+++ b/src/muda/ext/linear_system/details/device_dense_matrix.inl
@@ -105,13 +105,13 @@ DeviceDenseMatrix<Ty>& DeviceDenseMatrix<Ty>::operator=(const Eigen::MatrixX<Ty>
 template <typename Ty>
 DenseMatrixView<Ty> DeviceDenseMatrix<Ty>::T()
 {
-    return DenseMatrixView{m_data, m_row, m_col, true, m_sym};
+    return DenseMatrixView<Ty>{m_data, m_row, m_col, true, m_sym};
 }
 
 template <typename Ty>
 CDenseMatrixView<Ty> DeviceDenseMatrix<Ty>::T() const
 {
-    return CDenseMatrixView{m_data, m_row, m_col, true, m_sym};
+    return CDenseMatrixView<Ty>{m_data, m_row, m_col, true, m_sym};
 }
 
 template <typename Ty>
diff --git a/test/eigen_test/CMakeLists.txt b/test/eigen_test/CMakeLists.txt
index ea278c2c..ea5f5e2d 100644
--- a/test/eigen_test/CMakeLists.txt
+++ b/test/eigen_test/CMakeLists.txt
@@ -3,7 +3,7 @@ find_package(Eigen3 REQUIRED)
 file(GLOB_RECURSE SOURCE "${CMAKE_CURRENT_SOURCE_DIR}/*.cpp" "${CMAKE_CURRENT_SOURCE_DIR}/*.cu" "${CMAKE_CURRENT_SOURCE_DIR}/*.h")
 add_executable(muda_eigen_test)
 target_sources(muda_eigen_test PRIVATE ${SOURCE} ${MUDA_HEADER_FILES})
-target_compile_features(muda_eigen_test PRIVATE cxx_std_20)
+target_compile_features(muda_eigen_test PRIVATE "cxx_std_${MUDA_APP_CXX_STANDARD}")
 set_target_properties(muda_eigen_test PROPERTIES CUDA_SEPARABLE_COMPILATION ON)
 target_include_directories(muda_eigen_test PRIVATE
   "${PROJECT_SOURCE_DIR}/test"
diff --git a/test/linear_system_test/CMakeLists.txt b/test/linear_system_test/CMakeLists.txt
index bbe5fd7b..19e03672 100644
--- a/test/linear_system_test/CMakeLists.txt
+++ b/test/linear_system_test/CMakeLists.txt
@@ -6,7 +6,7 @@ file(GLOB_RECURSE SOURCE
   "${CMAKE_CURRENT_SOURCE_DIR}/*.h")
 add_executable(muda_linear_system_test)
 target_sources(muda_linear_system_test PRIVATE ${SOURCE} ${MUDA_HEADER_FILES})
-target_compile_features(muda_linear_system_test PRIVATE cxx_std_20)
+target_compile_features(muda_linear_system_test PRIVATE "cxx_std_${MUDA_APP_CXX_STANDARD}")
 set_target_properties(muda_linear_system_test PROPERTIES CUDA_SEPARABLE_COMPILATION ON)
 target_include_directories(muda_linear_system_test PRIVATE
   "${PROJECT_SOURCE_DIR}/test"
diff --git a/test/spgrid_test/CMakeLists.txt b/test/spgrid_test/CMakeLists.txt
index 61e36ccb..fac70865 100644
--- a/test/spgrid_test/CMakeLists.txt
+++ b/test/spgrid_test/CMakeLists.txt
@@ -7,7 +7,7 @@ file(GLOB_RECURSE SOURCE
 
 add_executable(muda_spgrid_test)
 target_sources(muda_spgrid_test PRIVATE ${SOURCE} ${MUDA_HEADER_FILES})
-target_compile_features(muda_spgrid_test PRIVATE cxx_std_20)
+target_compile_features(muda_spgrid_test PRIVATE "cxx_std_${MUDA_APP_CXX_STANDARD}")
 set_target_properties(muda_spgrid_test PROPERTIES CUDA_SEPARABLE_COMPILATION ON)
 target_include_directories(muda_spgrid_test PRIVATE
   "${PROJECT_SOURCE_DIR}/test"
diff --git a/test/unit_test/CMakeLists.txt b/test/unit_test/CMakeLists.txt
index 79fb23a6..54c68991 100644
--- a/test/unit_test/CMakeLists.txt
+++ b/test/unit_test/CMakeLists.txt
@@ -6,7 +6,7 @@ file(GLOB_RECURSE SOURCE
   "${CMAKE_CURRENT_SOURCE_DIR}/*.h")
 add_executable(muda_unit_test)
 target_sources(muda_unit_test PRIVATE ${SOURCE} ${MUDA_HEADER_FILES})
-target_compile_features(muda_unit_test PRIVATE cxx_std_20)
+target_compile_features(muda_unit_test PRIVATE "cxx_std_${MUDA_APP_CXX_STANDARD}")
 set_target_properties(muda_unit_test PROPERTIES CUDA_SEPARABLE_COMPILATION ON)
 target_include_directories(muda_unit_test PRIVATE
   "${PROJECT_SOURCE_DIR}/test"