1 // RUN: %clang_cc1 -fsyntax-only %s
5 double g0 = __builtin_huge_val();
6 float g1 = __builtin_huge_valf();
7 long double g2 = __builtin_huge_vall();
9 double g3 = __builtin_inf();
10 float g4 = __builtin_inff();
11 long double g5 = __builtin_infl();
13 double g6 = __builtin_nan("");
14 float g7 = __builtin_nanf("");
15 long double g8 = __builtin_nanl("");
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");
22 // APFloat doesn't have signalling NaN functions.
23 //double g9 = __builtin_nans("");
24 //float g10 = __builtin_nansf("");
25 //long double g11 = __builtin_nansl("");
27 //int g12 = __builtin_abs(-12);
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);
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);
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);
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);
52 extern __typeof__(__builtin_expect(0, 0)) bi0;
55 int array1[__builtin_strlen("ab\0cd")];
56 int array2[(sizeof(array1)/sizeof(int)) == 2? 1 : -1];