1 // REQUIRES: x86-registered-target,x86-64-registered-target
2 // RUN: %clang_cc1 -triple x86_64-apple-darwin -std=c++11 -S %s -o %t-64.s
3 // RUN: FileCheck -check-prefix LP64 --input-file=%t-64.s %s
4 // RUN: %clang_cc1 -triple i386-apple-darwin -std=c++11 -S %s -o %t-32.s
5 // RUN: FileCheck -check-prefix LP32 --input-file=%t-32.s %s
6
7 extern "C" int printf(...);
8
f1(int arg)9 int f1(int arg) { return arg; };
10
f2(float arg)11 int f2(float arg) { return int(arg); };
12
13 typedef int (*fp1)(int);
14
15 typedef int (*fp2)(float);
16
17 struct A {
operator fp1A18 operator fp1() { return f1; }
operator fp2A19 operator fp2() { return f2; }
20 } a;
21
22
23 // Test for function reference.
24 typedef int (&fr1)(int);
25 typedef int (&fr2)(float);
26
27 struct B {
operator fr1B28 operator fr1() { return f1; }
operator fr2B29 operator fr2() { return f2; }
30 } b;
31
main()32 int main()
33 {
34 int i = a(10); // Calls f1 via pointer returned from conversion function
35 printf("i = %d\n", i);
36
37 int j = b(20); // Calls f1 via pointer returned from conversion function
38 printf("j = %d\n", j);
39 return 0;
40 }
41
42 // CHECK-LP64: callq __ZN1AcvPFiiEEv
43 // CHECK-LP64: callq __ZN1BcvRFiiEEv
44
45 // CHECK-LP32: calll L__ZN1AcvPFiiEEv
46 // CHECK-LP32: calll L__ZN1BcvRFiiEEv
47
48