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Compile OpenRCT2 using C++20

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Aaron van Geffen 2024-02-27 15:32:38 +01:00
parent b2639add4c
commit 0c0b10fc09
1 changed files with 7 additions and 1 deletions
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8
CMakeLists.txt
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@ -55,7 +55,7 @@ endif ()
include(CheckCXXCompilerFlag)
include(GNUInstallDirs)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(ROOT_DIR "${CMAKE_CURRENT_LIST_DIR}")
@ -277,6 +277,9 @@ if (MSVC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4244") # C4244: 'conversion_type': conversion from 'type1' to 'type2', possible loss of data
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4068") # C4068: unknown pragma
# Enable char8_t<->char conversion :(
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Zc:char8_t-")
add_definitions(-D_CRT_SECURE_NO_WARNINGS)
add_definitions(-D_SCL_SECURE_NO_WARNINGS)
if (CMAKE_SIZEOF_VOID_P EQUAL 8 AND CMAKE_SYSTEM_PROCESSOR STREQUAL "AMD64")
@ -331,6 +334,9 @@ else ()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unknown-pragmas -Wno-missing-braces -Wno-comment -Wnonnull -Wno-unused-parameter -Wno-attributes")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DDEBUG=${DEBUG_LEVEL}")
# Enable char8_t<->char conversion :(
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-char8_t")
if(APPLE)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-error=objc-method-access")
endif()