ref: 3eb88c0d7a390c249fd74f973b6e6f14549b6a39
dir: /tests/cc/execute/0100-redeclaremacro.c/
#define NULL ((void*)0) #define NULL ((void*)0) #define FOO(X, Y) (X + Y + Z) #define FOO(X, Y) (X + Y + Z) #define BAR(X, Y, ...) (X + Y + Z) #define BAR(X, Y, ...) (X + Y + Z) int main() { return 0; }