Home | History | Annotate | Download | only in SemaTemplate
      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 {
     13   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 {
     25   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