1*67e74705SXin Li// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only 2*67e74705SXin Li 3*67e74705SXin Li// expected-no-diagnostics 4*67e74705SXin Li 5*67e74705SXin Lifloat __attribute__((overloadable)) acos(float); 6*67e74705SXin Li 7*67e74705SXin Litypedef float float4 __attribute__((ext_vector_type(4))); 8*67e74705SXin Liint printf(__constant const char* st, ...); 9*67e74705SXin Li 10*67e74705SXin Livoid test(void) 11*67e74705SXin Li{ 12*67e74705SXin Li float4 a; 13*67e74705SXin Li printf("%8.4v4hlf\n", a); 14*67e74705SXin Li} 15