1// RUN: %clang_cc1 %s -verify -fsyntax-only -Wvector-conversion
2typedef unsigned int v2u __attribute__ ((vector_size (8)));
3typedef signed int v2s __attribute__ ((vector_size (8)));
4typedef signed int v1s __attribute__ ((vector_size (4)));
5typedef float v2f __attribute__ ((vector_size(8)));
6typedef signed short v4ss __attribute__ ((vector_size (8)));
7
8void test1() {
9  v2s v1;
10  v2u v2;
11  v1s v3;
12  v2f v4;
13  v4ss v5;
14
15  v1 = v2; // expected-warning {{incompatible vector types assigning to 'v2s' (vector of 2 'int' values) from 'v2u' (vector of 2 'unsigned int' values)}}
16  v1 = v3; // expected-error {{assigning to 'v2s' (vector of 2 'int' values) from incompatible type 'v1s' (vector of 1 'int' value)}}
17  v1 = v4; // expected-warning {{incompatible vector types assigning to 'v2s' (vector of 2 'int' values) from 'v2f' (vector of 2 'float' values)}}
18  v1 = v5; // expected-warning {{incompatible vector types assigning to 'v2s' (vector of 2 'int' values) from 'v4ss' (vector of 4 'short' values)}}
19
20  v2 = v1; // expected-warning {{incompatible vector types assigning to 'v2u' (vector of 2 'unsigned int' values) from 'v2s' (vector of 2 'int' values)}}
21  v2 = v3; // expected-error {{assigning to 'v2u' (vector of 2 'unsigned int' values) from incompatible type 'v1s' (vector of 1 'int' value)}}
22  v2 = v4; // expected-warning {{incompatible vector types assigning to 'v2u' (vector of 2 'unsigned int' values) from 'v2f' (vector of 2 'float' values)}}
23  v2 = v5; // expected-warning {{incompatible vector types assigning to 'v2u' (vector of 2 'unsigned int' values) from 'v4ss' (vector of 4 'short' values)}}
24
25  v3 = v1; // expected-error {{assigning to 'v1s' (vector of 1 'int' value) from incompatible type 'v2s' (vector of 2 'int' values)}}
26  v3 = v2; // expected-error {{assigning to 'v1s' (vector of 1 'int' value) from incompatible type 'v2u' (vector of 2 'unsigned int' values)}}
27  v3 = v4; // expected-error {{assigning to 'v1s' (vector of 1 'int' value) from incompatible type 'v2f' (vector of 2 'float' values)}}
28  v3 = v5; // expected-error {{assigning to 'v1s' (vector of 1 'int' value) from incompatible type 'v4ss'}}
29
30  v4 = v1; // expected-warning {{incompatible vector types assigning to 'v2f' (vector of 2 'float' values) from 'v2s' (vector of 2 'int' values)}}
31  v4 = v2; // expected-warning {{incompatible vector types assigning to 'v2f' (vector of 2 'float' values) from 'v2u' (vector of 2 'unsigned int' values)}}
32  v4 = v3; // expected-error {{assigning to 'v2f' (vector of 2 'float' values) from incompatible type 'v1s' (vector of 1 'int' value)}}
33  v4 = v5; // expected-warning {{incompatible vector types assigning to 'v2f' (vector of 2 'float' values) from 'v4ss' (vector of 4 'short' values)}}
34
35  v5 = v1; // expected-warning {{incompatible vector types assigning to 'v4ss' (vector of 4 'short' values) from 'v2s' (vector of 2 'int' values)}}
36  v5 = v2; // expected-warning {{incompatible vector types assigning to 'v4ss' (vector of 4 'short' values) from 'v2u' (vector of 2 'unsigned int' values)}}
37  v5 = v3; // expected-error {{assigning to 'v4ss' (vector of 4 'short' values) from incompatible type 'v1s' (vector of 1 'int' value)}}
38  v5 = v4; // expected-warning {{incompatible vector types assigning to 'v4ss' (vector of 4 'short' values) from 'v2f'}}
39}
40
41// PR2263
42float test2(__attribute__((vector_size(16))) float a, int b) {
43   return a[b];
44}
45
46// PR4838
47typedef long long __attribute__((__vector_size__(2 * sizeof(long long))))
48longlongvec;
49
50void test3a(longlongvec *); // expected-note{{passing argument to parameter here}}
51void test3(const unsigned *src) {
52  test3a(src);  // expected-warning {{incompatible pointer types passing 'const unsigned int *' to parameter of type 'longlongvec *'}}
53}
54