gcc/testsuite/g++.dg/abi/empty20.C

   1 // { dg-options "-Wabi=9 -O0" }
   2
   3 struct A { };
   4
   5 void f(A, A) { }                // No warning, trailing parms all empty
   6 void f(A, A, int) { }           // { dg-warning "ABI" }
   7 __attribute__ ((always_inline))
   8 inline void f(A a, int i) { }   // No warning, always inlined
   9 __attribute__ ((always_inline))
  10 inline void f2(A a, int i)      // But the call within the fn gets a warning
  11 {                               // when it's inlined into main
  12   f(a,a,i);                     // { dg-warning "ABI" }
  13 }
  14 inline void f3(A a, int i)      // This one is never called
  15 {
  16   f(a,a,i);
  17 }
  18 int main()
  19 {
  20   A a;
  21   f(a,a);
  22   f(a,a,42);                    // { dg-warning "ABI" }
  23   f(a,42);
  24   f2(a,42);
  25 }