1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
  
     | 
    
      // RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -O2 -o - | FileCheck %s
static int count = 0;
struct S {
  S() { count++; }
  ~S() { count--; }
};
struct P {
  P() { count++; }
  ~P() { count--; }
};
struct Q {
  Q() { count++; }
  ~Q() { count--; }
};
struct M : Q, P {
  S s;
  Q q;
  P p;
  P p_arr[3];
  Q q_arr[2][3];
};
  
// CHECK: define i32 @_Z1fv() [[NUW:#[0-9]+]]
int f() {
  {
    count = 1;
    M a;
  }
  // CHECK: ret i32 1
  return count;
}
// CHECK: attributes [[NUW]] = { nounwind{{.*}} }
 
     |