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      1 // RUN: %clang_cc1 -verify %s
      2 
      3 typedef unsigned int uint4 __attribute((ext_vector_type(4)));
      4 typedef int int4 __attribute((ext_vector_type(4)));
      5 typedef int int3 __attribute((ext_vector_type(3)));
      6 typedef unsigned uint3 __attribute((ext_vector_type(3)));
      7 
      8 void vector_conv_invalid() {
      9   uint4 u = (uint4)(1);
     10   int4 i = u; // expected-error{{initializing 'int4' (vector of 4 'int' values) with an expression of incompatible type 'uint4' (vector of 4 'unsigned int' values)}}
     11   int4 e = (int4)u; // expected-error{{invalid conversion between ext-vector type 'int4' (vector of 4 'int' values) and 'uint4' (vector of 4 'unsigned int' values)}}
     12 
     13   uint3 u4 = (uint3)u; // expected-error{{invalid conversion between ext-vector type 'uint3' (vector of 3 'unsigned int' values) and 'uint4' (vector of 4 'unsigned int' values)}}
     14 }
     15