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[SYCL] set __SYCL_COMPILER_VERSION from CMake variable or git commit timestamp #19845

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Merged
merged 1 commit into from
Sep 22, 2025
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[SYCL] set __SYCL_COMPILER_VERSION from CMake variable or git commit timestamp #19845

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28 changes: 27 additions & 1 deletion sycl/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -190,7 +190,33 @@ set(SYCL_EXT_ONEAPI_BACKEND_HIP ${LLVM_HAS_AMDGPU_TARGET})
# Configure SYCL version macro
set(sycl_inc_dir ${CMAKE_CURRENT_SOURCE_DIR}/include)
set(sycl_src_dir ${CMAKE_CURRENT_SOURCE_DIR}/source)
string(TIMESTAMP __SYCL_COMPILER_VERSION "%Y%m%d")

if(NOT DEFINED SYCL_COMPILER_VERSION)
find_package(Git QUIET)
if(GIT_FOUND)
# Get the date of the latest commit
execute_process(
COMMAND ${GIT_EXECUTABLE} log -1 --format=%cd --date=format:%Y%m%d
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
RESULT_VARIABLE GIT_RESULT
OUTPUT_VARIABLE GIT_DATE
OUTPUT_STRIP_TRAILING_WHITESPACE
)

if(GIT_RESULT EQUAL 0 AND GIT_DATE)
set(SYCL_COMPILER_VERSION "${GIT_DATE}")
endif()
endif()

if(NOT DEFINED SYCL_COMPILER_VERSION)
message(WARNING "No value for SYCL_COMPILER_VERSION passed and couldn't determine timestamp of last commit, falling back to current timestamp.")
string(TIMESTAMP SYCL_COMPILER_VERSION "%Y%m%d")
endif()
endif()

set(__SYCL_COMPILER_VERSION "${SYCL_COMPILER_VERSION}")
message(STATUS "SYCL Compiler Version: ${__SYCL_COMPILER_VERSION}")

configure_file("source/version.hpp.in" "${SYCL_INCLUDE_BUILD_DIR}/sycl/version.hpp")
configure_file("source/feature_test.hpp.in" "${SYCL_INCLUDE_BUILD_DIR}/sycl/feature_test.hpp")

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