10 lines · cpp
1// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsyntax-only -flax-vector-conversions=none -verify %s2typedef unsigned int __attribute__((vector_size (16))) vUInt32;3typedef int __attribute__((vector_size (16))) vSInt32;4 5vSInt32 foo (vUInt32 a) {6 vSInt32 b = { 0, 0, 0, 0 };7 b += a; // expected-error{{cannot convert between vector type 'vUInt32' (vector of 4 'unsigned int' values) and vector type 'vSInt32' (vector of 4 'int' values) as implicit conversion would cause truncation}}8 return b;9}10