message(FATAL_ERROR "Exiting")
endif()
endif()
- # Enable LTO if supported
+ # Enable LTO if supported and not debugging
if (POLICY CMP0069)
- cmake_policy(SET CMP0069 NEW)
- include(CheckIPOSupported)
- check_ipo_supported(RESULT result OUTPUT reason LANGUAGES CXX)
- if(result)
- message(STATUS "Setting IPO True")
- set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+ if (LYX_DEBUG)
+ cmake_policy(SET CMP0069 OLD)
else()
- message(STATUS "Not setting IPO , result = ${result}, reason = ${reason}")
+ cmake_policy(SET CMP0069 NEW)
endif()
endif()
endif()
LYX_COMBO(EXTERNAL_MYTHES "OFF := Build 3rdparty lib mytheslib" AUTO OFF ON)
# GCC specific
-LYX_OPTION(PROFILE "Build profile version" OFF GCC)
+LYX_OPTION(PROFILE "Build with options for gprof" OFF GCC)
LYX_OPTION(EXTERNAL_BOOST "Use external boost" OFF GCC)
LYX_OPTION(PROGRAM_SUFFIX "Append version suffix to binaries" ON GCC)
LYX_OPTION(DEBUG_GLIBC "Enable libstdc++ debug mode" OFF GCC)
LYX_OPTION(DEBUG_GLIBC_PEDANTIC "Enable libstdc++ pedantic debug mode" OFF GCC)
LYX_OPTION(STDLIB_DEBUG "Use debug stdlib" OFF GCC)
-LYX_OPTION(PROFILE "Build with options for gprof" OFF GCC)
# MSVC specific
LYX_OPTION(CONSOLE "Show console on Windows" ON MSVC)
#message(STATUS "dumpversion: error = ${_error}, result = ${_err}")
endif()
message(STATUS "Using GCC version ${GCC_VERSION}")
- if(GCC_VERSION VERSION_LESS 4.9)
- # Drop support for gcc versions prior to 4.9
- message(FATAL_ERROR "gcc >= 4.9 is required.")
+ if(GCC_VERSION VERSION_LESS 4.6)
+ message(FATAL_ERROR "gcc >= 4.6 is required.")
+ elseif(GCC_VERSION VERSION_LESS 4.9)
+ # <regex> in gcc is unusable in versions less than 4.9.0
+ # see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53631
+ set(LYX_USE_STD_REGEX 0)
else()
- set(LYX_USE_STD_REGEX 1)
+ set(LYX_USE_STD_REGEX 1)
endif()
endif()
set(LYX_GCC11_MODE "${CXX11_FLAG}")
else()
- if(MSVC_VERSION LESS 1915)
- # Drop support for msvc versions prior to 1915
- message(FATAL_ERROR "msvc >= 1915 is required.")
+ if(MSVC_VERSION LESS 1900)
+ # Drop support for msvc versions prior to 1900 (Visual Studio 2015)
+ message(FATAL_ERROR "Visual Studio >= 2015 is required.")
set(LYX_USE_STD_REGEX 0)
else()
set(LYX_USE_STD_REGEX 1)