git.m6w6.name Git - awesomized/libmemcached/blob - CMake/CheckDebug.cmake

   1 include(CMakePushCheckState)
   2 include(CheckCXXCompilerFlag)
   3
   4 function(check_flag FLAG DEFAULT)
   5     unset(FLAG_CONSTANT)
   6     string(MAKE_C_IDENTIFIER CXX${FLAG} FLAG_CONSTANT)
   7     check_cxx_compiler_flag(${FLAG} ${FLAG_CONSTANT})
   8     if(${FLAG_CONSTANT})
   9         add_compile_options(${FLAG})
  10     elseif(DEFAULT)
  11         add_compile_options(${DEFAULT})
  12     endif()
  13 endfunction()
  14
  15 function(check_debug)
  16     if(CMAKE_BUILD_TYPE STREQUAL "Debug")
  17         check_flag(-Og -O0)
  18         check_flag(-ggdb -g)
  19         add_definitions(-DDEBUG=1)
  20         foreach(FLAG IN ITEMS
  21                 -fno-inline
  22                 -fno-omit-frame-pointer
  23                 -fno-eliminate-unused-debug-types
  24                 -funsafe-loop-optimizations
  25
  26                 -Wall
  27                 -Wextra
  28
  29                 -Wdouble-promotion
  30                 -Wduplicated-cond
  31                 -Wduplicated-branches
  32                 -Wformat=2
  33                 -Wlogical-op
  34                 -Wnull-dereference
  35                 -Wrestrict
  36                 -Wshadow
  37                 -Wunknown-pragmas
  38                 -Wunsafe-loop-optimizations
  39                 )
  40             check_flag(${FLAG} IGNORE)
  41         endforeach()
  42
  43         if(ENABLE_SANITIZERS)
  44             if(address IN_LIST ENABLE_SANITIZERS OR asan IN_LIST ENABLE_SANITIZERS)
  45                 cmake_push_check_state(RESET)
  46                 set(CMAKE_REQUIRED_LIBRARIES asan)
  47                 check_cxx_compiler_flag(-fsanitize=address HAVE_ASAN)
  48                 cmake_pop_check_state()
  49                 if(HAVE_ASAN)
  50                     add_compile_definitions(HAVE_ASAN)
  51                     add_compile_options(-fsanitize=address)
  52                     link_libraries(-fsanitize=address)
  53                     check_flag(-fsanitize-recover=address IGNORE)
  54                 endif()
  55             endif()
  56
  57             if(undefined IN_LIST ENABLE_SANITIZERS OR ubsan IN_LIST ENABLE_SANITIZERS)
  58                 cmake_push_check_state(RESET)
  59                 set(CMAKE_REQUIRED_LIBRARIES ubsan)
  60                 check_cxx_compiler_flag(-fsanitize=undefined HAVE_UBSAN)
  61                 cmake_pop_check_state()
  62                 if(HAVE_UBSAN)
  63                     add_compile_definitions(HAVE_UBSAN)
  64                     add_compile_options(-fsanitize=undefined)
  65                     link_libraries(-fsanitize=undefined)
  66                     check_flag(-fsanitize-recover=undefined IGNORE)
  67                 endif()
  68             endif()
  69         endif()
  70     else()
  71         add_definitions(-DDEBUG=0)
  72     endif()
  73 endfunction()