Update C++ standard to C++17

CMakeLists.txt

@@ -201,7 +201,7 @@ else(MSVC)
       set(TVM_VISIBILITY_FLAG "-fvisibility=hidden")
     endif(HIDE_PRIVATE_SYMBOLS)
   endif ()
-  if (CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND
+  if (CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang" AND
       CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 7.0)
     set(CMAKE_CXX_FLAGS "-faligned-new ${CMAKE_CXX_FLAGS}")
   endif()
@@ -503,13 +503,13 @@ include(cmake/modules/RustExt.cmake)
 
 include(CheckCXXCompilerFlag)
 if(NOT MSVC)
-  check_cxx_compiler_flag("-std=c++14" SUPPORT_CXX14)
-  set(CMAKE_CXX_FLAGS "-std=c++14 ${CMAKE_CXX_FLAGS}")
-  set(CMAKE_CUDA_STANDARD 14)
+  check_cxx_compiler_flag("-std=c++17" SUPPORT_CXX17)
+  set(CMAKE_CXX_FLAGS "-std=c++17 ${CMAKE_CXX_FLAGS}")
+  set(CMAKE_CUDA_STANDARD 17)
 else()
-  check_cxx_compiler_flag("/std:c++14" SUPPORT_CXX14)
-  set(CMAKE_CXX_FLAGS "/std:c++14 ${CMAKE_CXX_FLAGS}")
-  set(CMAKE_CUDA_STANDARD 14)
+  check_cxx_compiler_flag("/std:c++17" SUPPORT_CXX17)
+  set(CMAKE_CXX_FLAGS "/std:c++17 ${CMAKE_CXX_FLAGS}")
+  set(CMAKE_CUDA_STANDARD 17)
 endif()
 
 set(LIBINFO_FILE ${CMAKE_CURRENT_LIST_DIR}/src/support/libinfo.cc)

apps/android_camera/app/src/main/jni/Application.mk

@@ -31,7 +31,7 @@ include $(config)
 APP_ABI ?= all
 APP_STL := c++_shared
 
-APP_CPPFLAGS += -DTVM_LOG_STACK_TRACE=0 -DTVM4J_ANDROID=1 -std=c++14 -Oz -frtti
+APP_CPPFLAGS += -DTVM_LOG_STACK_TRACE=0 -DTVM4J_ANDROID=1 -std=c++17 -Oz -frtti
 ifeq ($(USE_OPENCL), 1)
     APP_CPPFLAGS += -DTVM_OPENCL_RUNTIME=1
 endif

apps/android_deploy/app/src/main/jni/Application.mk

@@ -27,7 +27,7 @@ include $(config)
 
 APP_STL := c++_static
 
-APP_CPPFLAGS += -DTVM_LOG_STACK_TRACE=0 -DTVM4J_ANDROID=1 -std=c++14 -Oz -frtti
+APP_CPPFLAGS += -DTVM_LOG_STACK_TRACE=0 -DTVM4J_ANDROID=1 -std=c++17 -Oz -frtti
 ifeq ($(USE_OPENCL), 1)
 	APP_CPPFLAGS += -DTVM_OPENCL_RUNTIME=1
 endif

apps/android_rpc/app/src/main/jni/Application.mk

@@ -31,7 +31,7 @@ include $(config)
 APP_ABI ?= armeabi-v7a arm64-v8a x86 x86_64 mips
 APP_STL := c++_shared
 
-APP_CPPFLAGS += -DTVM_LOG_STACK_TRACE=0 -DTVM4J_ANDROID=1 -std=c++14 -Oz -frtti
+APP_CPPFLAGS += -DTVM_LOG_STACK_TRACE=0 -DTVM4J_ANDROID=1 -std=c++17 -Oz -frtti
 ifeq ($(USE_OPENCL), 1)
     APP_CPPFLAGS += -DTVM_OPENCL_RUNTIME=1
 endif

apps/bundle_deploy/Makefile

@@ -28,7 +28,7 @@ ENABLE_TVM_PLATFORM_ABORT_BACKTRACE ?= 1
 
 DMLC_CORE=${TVM_ROOT}/3rdparty/dmlc-core
 PKG_COMPILE_OPTS = -g -Wall -O2 -fPIC
-PKG_CXXFLAGS = ${PKG_COMPILE_OPTS} -std=c++14 \
+PKG_CXXFLAGS = ${PKG_COMPILE_OPTS} -std=c++17 \
 	-I${TVM_ROOT}/include \
 	-I${DMLC_CORE}/include \
 	-I${TVM_ROOT}/3rdparty/dlpack/include \

apps/dso_plugin_module/Makefile

@@ -16,7 +16,7 @@
 # under the License.
 
 TVM_ROOT=$(shell cd ../..; pwd)
-PKG_CFLAGS = -std=c++14 -O2 -fPIC\
+PKG_CFLAGS = -std=c++17 -O2 -fPIC\
 	-I${TVM_ROOT}/include\
 	-I${TVM_ROOT}/3rdparty/dmlc-core/include\
 	-I${TVM_ROOT}/3rdparty/dlpack/include\

apps/extension/Makefile

@@ -17,7 +17,7 @@
 
 # Minimum Makefile for the extension package
 TVM_ROOT=$(shell cd ../..; pwd)
-PKG_CFLAGS = -std=c++14 -O2 -fPIC\
+PKG_CFLAGS = -std=c++17 -O2 -fPIC\
 	-I${TVM_ROOT}/include\
 	-I${TVM_ROOT}/3rdparty/dmlc-core/include\
 	-I${TVM_ROOT}/3rdparty/dlpack/include\

apps/howto_deploy/Makefile

@@ -19,7 +19,7 @@
 TVM_ROOT=$(shell cd ../..; pwd)
 DMLC_CORE=${TVM_ROOT}/3rdparty/dmlc-core
 
-PKG_CFLAGS = -std=c++14 -O2 -fPIC\
+PKG_CFLAGS = -std=c++17 -O2 -fPIC\
 	-I${TVM_ROOT}/include\
 	-I${DMLC_CORE}/include\
 	-I${TVM_ROOT}/3rdparty/dlpack/include\

apps/howto_deploy/tvm_runtime_pack.cc

@@ -24,7 +24,7 @@
  *   include in your project.
  *
  *  - Copy this file into your project which depends on tvm runtime.
- *  - Compile with -std=c++14
+ *  - Compile with -std=c++17
  *  - Add the following include path
  *     - /path/to/tvm/include/
  *     - /path/to/tvm/3rdparty/dmlc-core/include/

apps/rocm_rpc/Makefile

@@ -21,7 +21,7 @@ ROCM_PATH=/opt/rocm
 TVM_ROOT=$(shell cd ../..; pwd)
 DMLC_CORE=${TVM_ROOT}/3rdparty/dmlc-core
 
-PKG_CFLAGS = -std=c++14 -O2 -fPIC\
+PKG_CFLAGS = -std=c++17 -O2 -fPIC\
 	-I${TVM_ROOT}/include\
 	-I${DMLC_CORE}/include\
 	-I${TVM_ROOT}/3rdparty/dlpack/include\

apps/tf_tvmdsoop/CMakeLists.txt

@@ -17,7 +17,7 @@
 cmake_minimum_required(VERSION 3.2)
 project(tf_tvmdsoop C CXX)
 
-set(TFTVM_COMPILE_FLAGS -std=c++14)
+set(TFTVM_COMPILE_FLAGS -std=c++17)
 set(BUILD_TVMDSOOP_ONLY ON)
 set(CMAKE_CURRENT_SOURCE_DIR ${TVM_ROOT})
 set(CMAKE_CURRENT_BINARY_DIR ${TVM_ROOT}/build)

golang/Makefile

@@ -25,7 +25,7 @@ NATIVE_SRC = tvm_runtime_pack.cc
 GOPATH=$(CURDIR)/gopath
 GOPATHDIR=${GOPATH}/src/${TARGET}/
 CGO_CPPFLAGS="-I. -I${TVM_BASE}/ -I${TVM_BASE}/3rdparty/dmlc-core/include -I${TVM_BASE}/include -I${TVM_BASE}/3rdparty/dlpack/include/"
-CGO_CXXFLAGS="-std=c++14 -DDMLC_USE_LOGGING_LIBRARY=<tvm/runtime/logging.h> -DTVM_USE_LIBBACKTRACE=0"
+CGO_CXXFLAGS="-std=c++17 -DDMLC_USE_LOGGING_LIBRARY=<tvm/runtime/logging.h> -DTVM_USE_LIBBACKTRACE=0"
 CGO_CFLAGS="-I${TVM_BASE}"
 CGO_LDFLAGS="-ldl -lm"
 

python/setup.py

@@ -118,7 +118,7 @@ def config_cython():
             subdir = "_cy2"
         ret = []
         path = "tvm/_ffi/_cython"
-        extra_compile_args = ["-std=c++14", "-DDMLC_USE_LOGGING_LIBRARY=<tvm/runtime/logging.h>"]
+        extra_compile_args = ["-std=c++17", "-DDMLC_USE_LOGGING_LIBRARY=<tvm/runtime/logging.h>"]
         if os.name == "nt":
             library_dirs = ["tvm", "../build/Release", "../build"]
             libraries = ["tvm"]