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      1 // RUN: %clang_cc1 -verify -triple x86_64-unknown-unknown -emit-llvm-only %s
      2 typedef int vec256 __attribute__((ext_vector_type(8)));
      3 
      4 vec256 foo(vec256 in) {
      5   vec256 out;
      6 
      7   asm("something %0" : : "y"(in)); // expected-error {{invalid type 'vec256' (vector of 8 'int' values) in asm input for constraint 'y'}}
      8   asm("something %0" : "=y"(out)); // expected-error {{invalid type 'vec256' (vector of 8 'int' values) in asm input for constraint 'y'}}
      9   asm("something %0, %0" : "+y"(out)); // expected-error {{invalid type 'vec256' (vector of 8 'int' values) in asm input for constraint 'y'}}
     10 
     11   return out;
     12 }
     13 
     14