| Austin Schuh | c55b017 | 2022-02-20 17:52:35 -0800 | [diff] [blame] | 1 | cmake_minimum_required(VERSION 3.4.3) |
| 2 | |
| 3 | if(CMAKE_COMPILER_IS_GNUCXX) |
| 4 | if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.8) |
| 5 | message(FATAL_ERROR "host compiler - gcc version must be > 4.8") |
| 6 | endif() |
| 7 | elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") |
| 8 | if (${CMAKE_CXX_COMPILER_VERSION} VERSION_LESS 3.6) |
| 9 | message(FATAL_ERROR "host compiler - clang version must be > 3.6") |
| 10 | endif() |
| 11 | endif() |
| 12 | |
| 13 | if(MSVC) |
| 14 | set(ComputeCpp_STL_CHECK_SRC __STL_check) |
| 15 | file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/${ComputeCpp_STL_CHECK_SRC}.cpp |
| 16 | "#include <ios>\n" |
| 17 | "int main() { return 0; }\n") |
| 18 | execute_process( |
| 19 | COMMAND ${ComputeCpp_DEVICE_COMPILER_EXECUTABLE} |
| 20 | ${COMPUTECPP_DEVICE_COMPILER_FLAGS} |
| 21 | -isystem ${ComputeCpp_INCLUDE_DIRS} |
| 22 | -o ${ComputeCpp_STL_CHECK_SRC}.sycl |
| 23 | -c ${ComputeCpp_STL_CHECK_SRC}.cpp |
| 24 | WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR} |
| 25 | RESULT_VARIABLE ComputeCpp_STL_CHECK_RESULT |
| 26 | ERROR_QUIET |
| 27 | OUTPUT_QUIET) |
| 28 | if(NOT ${ComputeCpp_STL_CHECK_RESULT} EQUAL 0) |
| 29 | # Try disabling compiler version checks |
| 30 | execute_process( |
| 31 | COMMAND ${ComputeCpp_DEVICE_COMPILER_EXECUTABLE} |
| 32 | ${COMPUTECPP_DEVICE_COMPILER_FLAGS} |
| 33 | -D_ALLOW_COMPILER_AND_STL_VERSION_MISMATCH |
| 34 | -isystem ${ComputeCpp_INCLUDE_DIRS} |
| 35 | -o ${ComputeCpp_STL_CHECK_SRC}.cpp.sycl |
| 36 | -c ${ComputeCpp_STL_CHECK_SRC}.cpp |
| 37 | WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR} |
| 38 | RESULT_VARIABLE ComputeCpp_STL_CHECK_RESULT |
| 39 | ERROR_QUIET |
| 40 | OUTPUT_QUIET) |
| 41 | if(NOT ${ComputeCpp_STL_CHECK_RESULT} EQUAL 0) |
| 42 | message(STATUS "Device compiler cannot consume hosted STL headers. Using any parts of the STL will likely result in device compiler errors.") |
| 43 | else() |
| 44 | message(STATUS "Device compiler does not meet certain STL version requirements. Disabling version checks and hoping for the best.") |
| 45 | list(APPEND COMPUTECPP_DEVICE_COMPILER_FLAGS -D_ALLOW_COMPILER_AND_STL_VERSION_MISMATCH) |
| 46 | endif() |
| 47 | endif() |
| 48 | file(REMOVE ${CMAKE_CURRENT_BINARY_DIR}/${ComputeCpp_STL_CHECK_SRC}.cpp |
| 49 | ${CMAKE_CURRENT_BINARY_DIR}/${ComputeCpp_STL_CHECK_SRC}.cpp.sycl) |
| 50 | endif(MSVC) |