1// RUN: %clang_cc1 -fsyntax-only -verify %s
2char *foo(float) __attribute__((__overloadable__));
3
4void test_foo_1(float fv, double dv, float _Complex fc, double _Complex dc) {
5  char *cp1 = foo(fv);
6  char *cp2 = foo(dv);
7  // Note: GCC and EDG reject these two, but they are valid C99 conversions
8  char *cp3 = foo(fc);
9  char *cp4 = foo(dc);
10}
11
12int *foo(float _Complex) __attribute__((__overloadable__));
13
14void test_foo_2(float fv, double dv, float _Complex fc, double _Complex dc) {
15  char *cp1 = foo(fv);
16  char *cp2 = foo(dv);
17  int *ip = foo(fc);
18  int *lp = foo(dc);
19}
20
21long *foo(double _Complex) __attribute__((__overloadable__));
22
23void test_foo_3(float fv, double dv, float _Complex fc, double _Complex dc) {
24  char *cp1 = foo(fv);
25  char *cp2 = foo(dv);
26  int *ip = foo(fc);
27  long *lp = foo(dc);
28}
29
30char *promote_or_convert(double _Complex) __attribute__((__overloadable__));  // expected-note 2 {{candidate function}}
31int *promote_or_convert(long double _Complex) __attribute__((__overloadable__)); // expected-note 2 {{candidate function}}
32
33void test_promote_or_convert(float f, float _Complex fc) {
34  char *cp = promote_or_convert(fc); // expected-error{{call to 'promote_or_convert' is ambiguous}}
35  int *ip2 = promote_or_convert(f); // expected-error{{call to 'promote_or_convert' is ambiguous}}
36}
37
38char *promote_or_convert2(float) __attribute__((__overloadable__));
39int *promote_or_convert2(double _Complex) __attribute__((__overloadable__));
40
41void test_promote_or_convert2(float _Complex fc) {
42  int *cp = promote_or_convert2(fc);
43}
44
45char *promote_or_convert3(int _Complex) __attribute__((__overloadable__));
46int *promote_or_convert3(long _Complex) __attribute__((__overloadable__));
47
48void test_promote_or_convert3(short _Complex sc) {
49  char *cp = promote_or_convert3(sc);
50}
51