In order to spot possible issues with direct impact on security during
QA on CI (GCC version 6 and higher).
Ref: https://developers.redhat.com/blog/2018/03/21/compiler-and-linker-flags-gcc/
Signed-off-by: Petr Štetiar <ynezz@true.cz>
ADD_DEFINITIONS(-Wall -Werror)
IF(CMAKE_C_COMPILER_VERSION VERSION_GREATER 6)
- ADD_DEFINITIONS(-Wextra)
+ ADD_DEFINITIONS(-Wextra -Werror=implicit-function-declaration)
+ ADD_DEFINITIONS(-Wformat -Werror=format-security -Werror=format-nonliteral)
ENDIF()
ADD_DEFINITIONS(-Os -std=gnu99 -g3 -Wmissing-declarations -Wno-unused-parameter)