Set CMAKE_CXX_STANDARD to 20 in libenvpp.cmake for enforcing C++20 compliance.

allnes · allnes · commit 8927ddd4b7f2 · 2025-06-18T11:34:20.000+02:00
diff --git a/cmake/libenvpp.cmake b/cmake/libenvpp.cmake
@@ -16,6 +16,7 @@ ExternalProject_Add(ppc_libenvpp
         -DCMAKE_CXX_STANDARD_REQUIRED=ON
         -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
         -DCMAKE_TOOLCHAIN_FILE=${CMAKE_SOURCE_DIR}/cmake/libenvpp_toolchain.cmake
+        -DCMAKE_CXX_STANDARD=20
         BUILD_COMMAND     "${CMAKE_COMMAND}" --build "${CMAKE_CURRENT_BINARY_DIR}/ppc_libenvpp/build" --config ${CMAKE_BUILD_TYPE} --parallel
         INSTALL_COMMAND   "${CMAKE_COMMAND}" --install "${CMAKE_CURRENT_BINARY_DIR}/ppc_libenvpp/build" --prefix "${CMAKE_CURRENT_BINARY_DIR}/ppc_libenvpp/install"
 )

Original file line number	Diff line number	Diff line change
`@@ -16,6 +16,7 @@ ExternalProject_Add(ppc_libenvpp`
`16`	`16`	`-DCMAKE_CXX_STANDARD_REQUIRED=ON`
`17`	`17`	`-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}`
`18`	`18`	`-DCMAKE_TOOLCHAIN_FILE=${CMAKE_SOURCE_DIR}/cmake/libenvpp_toolchain.cmake`
	`19`	`+ -DCMAKE_CXX_STANDARD=20`
`19`	`20`	`BUILD_COMMAND "${CMAKE_COMMAND}" --build "${CMAKE_CURRENT_BINARY_DIR}/ppc_libenvpp/build" --config ${CMAKE_BUILD_TYPE} --parallel`
`20`	`21`	`INSTALL_COMMAND "${CMAKE_COMMAND}" --install "${CMAKE_CURRENT_BINARY_DIR}/ppc_libenvpp/build" --prefix "${CMAKE_CURRENT_BINARY_DIR}/ppc_libenvpp/install"`
`21`	`22`	`)`