-Isrc
-D_FORTIFY_SOURCE=2
-std=c99
-Os
-pipe
-Wall
-Wextra
-Wformat=2
-Werror=format-security
-Wshadow
-Wpointer-arith
-Wcast-qual
-Wwrite-strings
-Wmissing-prototypes
-Wstrict-prototypes
-Wswitch-enum
-Wundef
-Wvla
-fno-common
-fno-strict-aliasing
-fstack-protector-strong
-fPIE