cmake: add reminder GCC option for ubsan

This commit is contained in:
Hugues Delorme 2015-11-03 18:09:25 +01:00
parent 6988b777e9
commit 789637db94

View File

@ -163,18 +163,20 @@ if(CMAKE_C_COMPILER_IS_GCC_COMPATIBLE)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstrict-aliasing")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wstrict-aliasing")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wcast-align -Wfloat-equal")
# set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Winline")
# set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wmissing-field-initializers")
#set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Winline")
if(CMAKE_COMPILER_IS_GNUCC)
# Undefined behavior sanitizer(ubsan), requires GCC >= v4.9
#set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=undefined")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wlogical-op")
else()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wlogical-op-parentheses")
endif()
# Disable some warnings
# set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-missing-braces -Wno-missing-field-initializers")
#set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-missing-braces -Wno-missing-field-initializers")
# Force PIC for GCC, see : https://www.gentoo.org/proj/en/base/amd64/howtos/index.xml?part=1&chap=3
# Force PIC for GCC
# See https://www.gentoo.org/proj/en/base/amd64/howtos/index.xml?part=1&chap=3
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
endif()