ref: 63c625229ddae2be9785f8c9a0e4e5c5d2a6cb6c dir: /tests/execute/0125-fundcl.c/
int f(int a), g(int a), a; int main() { return f(1) - g(1); } int f(int a) { return a; } int g(int a) { return a; }