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Properly guard the creation of modules. #257

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Merged
bangerth merged 1 commit into from
Nov 27, 2024
Merged

Properly guard the creation of modules. #257

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9 changes: 7 additions & 2 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -113,8 +113,13 @@ INSTALL(FILES "${PROJECT_BINARY_DIR}/${PROJECT_NAME}config.cmake"


# Now also define a library that consists of the C++20 modules,
# assuming the compiler supports this:
if (${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
# assuming the compiler and generator supports this:
if (${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang"
AND
${CMAKE_CXX_COMPILER_VERSION} VERSION_GREATER_EQUAL 16
AND
${CMAKE_GENERATOR} STREQUAL "Ninja")
message(STATUS "Enabling the use of C++20-style modules")
set(SAMPLEFLOW_BUILD_MODULE "ON")
endif()

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