1 // RUN: %clang_cc1 -fsyntax-only %s 2 3 // Math stuff 4 5 double g0 = __builtin_huge_val(); 6 float g1 = __builtin_huge_valf(); 7 long double g2 = __builtin_huge_vall(); 8 9 double g3 = __builtin_inf(); 10 float g4 = __builtin_inff(); 11 long double g5 = __builtin_infl(); 12 13 double g6 = __builtin_nan(""); 14 float g7 = __builtin_nanf(""); 15 long double g8 = __builtin_nanl(""); 16 17 // GCC constant folds these too (via native strtol): 18 //double g6_1 = __builtin_nan("1"); 19 //float g7_1 = __builtin_nanf("1"); 20 //long double g8_1 = __builtin_nanl("1"); 21 22 // APFloat doesn't have signalling NaN functions. 23 //double g9 = __builtin_nans(""); 24 //float g10 = __builtin_nansf(""); 25 //long double g11 = __builtin_nansl(""); 26 27 //int g12 = __builtin_abs(-12); 28 29 double g13 = __builtin_fabs(-12.); 30 double g13_0 = __builtin_fabs(-0.); 31 double g13_1 = __builtin_fabs(-__builtin_inf()); 32 float g14 = __builtin_fabsf(-12.f); 33 // GCC doesn't eat this one. 34 //long double g15 = __builtin_fabsfl(-12.0L); 35 36 float g16 = __builtin_copysign(1.0, -1.0); 37 double g17 = __builtin_copysignf(1.0f, -1.0f); 38 long double g18 = __builtin_copysignl(1.0L, -1.0L); 39 40 //double g19 = __builtin_powi(2.0, 4); 41 //float g20 = __builtin_powif(2.0f, 4); 42 //long double g21 = __builtin_powil(2.0L, 4); 43 44 // GCC misc stuff 45 46 extern int f(); 47 48 int h0 = __builtin_types_compatible_p(int, float); 49 //int h1 = __builtin_choose_expr(1, 10, f()); 50 //int h2 = __builtin_expect(0, 0); 51 extern long int bi0; 52 extern __typeof__(__builtin_expect(0, 0)) bi0; 53 54 // Strings 55 int array1[__builtin_strlen("ab\0cd")]; 56 int array2[(sizeof(array1)/sizeof(int)) == 2? 1 : -1]; 57
