From ceb8905b5eb73ea499199088c261a0f0b0443d65 Mon Sep 17 00:00:00 2001 From: DarthArgus Date: Thu, 15 Dec 2016 22:05:04 +0000 Subject: [PATCH] cflag tidying --- CMakeLists.txt | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/CMakeLists.txt b/CMakeLists.txt index 9452ed34..0f3e3b2b 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -70,32 +70,40 @@ elseif(UNIX) find_package(Curses REQUIRED) # linker flags - set(CMAKE_SHARED_LINKER_FLAGS "-Wl,-O1,--sort-common,--as-needed,-z,relro -s") + set(CMAKE_SHARED_LINKER_FLAGS "-Wl,-O1,--sort-common,--as-needed,-z,relro") + + if ("${CMAKE_BUILD_TYPE}" STREQUAL "Release") + set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -s") + endif() + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS}") # don't put anything too crazy in debug...and any common flags go into CMAKE_CXX_FLAGS set(CMAKE_CXX_FLAGS_DEBUG "-D_DEBUG -DDEBUG_LEVEL=2 -DPRODUCTION=0 -Og -g3") - # funroll loops and everything else potentially crazy for performance here + # release specific cflags - optimizations beyond the default for both types is mostly just -O flags set(CMAKE_CXX_FLAGS_RELEASE "-DDEBUG_LEVEL=0 -DPRODUCTION=1") # Ofast doesn't work with gcc builds if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -Ofast") elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") + # O3 and Ofast include one or more flags that cause java to crash when using gcc6 set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O2 -fno-signed-zeros \ -freciprocal-math -ffp-contract=fast") elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel") set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3") endif() - # our "always on" flags + # our "always on" flags - build by default for the system we're on but include all instruction sets set(CMAKE_CXX_FLAGS "-m32 -pipe -march=native -mtune=native \ -msse -msse2 -msse3 -mmmx -m3dnow \ -Wformat -Wno-overloaded-virtual -Wno-missing-braces -Wno-format \ -Wno-write-strings -Wno-unknown-pragmas \ -Wno-uninitialized -Wno-reorder") + # set definitions + # note that STELLA_INTERNAL should never be used on the clang-profile or clang-profile-build branch add_definitions(-DLINUX -D_REENTRANT -Dlinux -DSTELLA_INTERNAL -D_GNU_SOURCE -D_XOPEN_SOURCE=500) endif()