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build: set cxx standard to 17 in dev mode #4381

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10 changes: 9 additions & 1 deletion CMakeLists.txt
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,14 @@ option(WITH_DESKTOP_ENTRY "Ask to install desktop entry on first startup" ON)
option(WITH_UPDATER "Regularly check for new updates" ON)
option(DEV_MODE "Checkout latest monero master on build" OFF)

if(DEV_MODE)
# DEV_MODE checks out the monero submodule to master, which requires C++17.
set(CMAKE_CXX_STANDARD 17)
else()
set(CMAKE_CXX_STANDARD 11)
endif()
set(CMAKE_CXX_STANDARD_REQUIRED ON)

list(INSERT CMAKE_MODULE_PATH 0 "${CMAKE_SOURCE_DIR}/cmake")
include(CheckCCompilerFlag)
include(CheckCXXCompilerFlag)
Expand Down Expand Up @@ -442,7 +450,7 @@ message(STATUS "Using C++ security hardening flags: ${CXX_SECURITY_FLAGS}")
message(STATUS "Using linker security hardening flags: ${LD_SECURITY_FLAGS}")

set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 ${C_SECURITY_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 ${CXX_SECURITY_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CXX_SECURITY_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${LD_SECURITY_FLAGS} ${STATIC_FLAGS}")

add_subdirectory(translations)
Expand Down
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