ref: e3c686dd24c18b30bbe1f3c78627a5316a0c8c27
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;
}