1 int fn2(int); 2 int fn3(int); 3 4 __attribute__((flatten)) fn1(int p1)5 int fn1(int p1) 6 { 7 int a = fn2(p1); 8 return fn3(a); 9 } 10 __attribute__((flatten)) fn4(int p1)11 int fn4(int p1) 12 { 13 int j = fn2(p1); 14 return fn3(j); 15 } 16 17