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1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 
3 // Test template instantiation for Clang-specific features.
4 
5 // ---------------------------------------------------------------------
6 // Vector types
7 // ---------------------------------------------------------------------
8 typedef __attribute__(( ext_vector_type(2) )) double double2;
9 typedef __attribute__(( ext_vector_type(4) )) double double4;
10 
11 template<typename T>
12 struct ExtVectorAccess0 {
fExtVectorAccess013   void f(T v1, double4 v2) {
14     v1.xy = v2.yx;
15   }
16 };
17 
18 template struct ExtVectorAccess0<double2>;
19 template struct ExtVectorAccess0<double4>;
20 
21 typedef __attribute__(( ext_vector_type(2) )) double double2;
22 
23 template<typename T, typename U, int N, int M>
24 struct ShuffleVector0 {
fShuffleVector025   void f(T t, U u, double2 a, double2 b) {
26     (void)__builtin_shufflevector(t, u, N, M); // expected-error{{index}}
27     (void)__builtin_shufflevector(a, b, N, M); // expected-error{{index}}
28     (void)__builtin_shufflevector(a, b, 2, 1);
29   }
30 };
31 
32 template struct ShuffleVector0<double2, double2, 2, 1>;
33 template struct ShuffleVector0<double2, double2, 4, 3>; // expected-note{{instantiation}}
34 
35 
36