| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %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 | #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) |
| 9 | __float128 g2_2 = __builtin_huge_valf128(); |
| 10 | #endif |
| 11 | |
| 12 | double g3 = __builtin_inf(); |
| 13 | float g4 = __builtin_inff(); |
| 14 | long double g5 = __builtin_infl(); |
| 15 | #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) |
| 16 | __float128 g5_2 = __builtin_inff128(); |
| 17 | #endif |
| 18 | |
| 19 | double g6 = __builtin_nan(""); |
| 20 | float g7 = __builtin_nanf(""); |
| 21 | long double g8 = __builtin_nanl(""); |
| 22 | #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) |
| 23 | __float128 g8_2 = __builtin_nanf128(""); |
| 24 | #endif |
| 25 | |
| 26 | // GCC constant folds these too (via native strtol): |
| 27 | //double g6_1 = __builtin_nan("1"); |
| 28 | //float g7_1 = __builtin_nanf("1"); |
| 29 | //long double g8_1 = __builtin_nanl("1"); |
| 30 | |
| 31 | double g9 = __builtin_nans(""); |
| 32 | float g10 = __builtin_nansf(""); |
| 33 | long double g11 = __builtin_nansl(""); |
| 34 | #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) |
| 35 | __float128 g11_2 = __builtin_nansf128(""); |
| 36 | #endif |
| 37 | |
| 38 | //int g12 = __builtin_abs(-12); |
| 39 | |
| 40 | double g13 = __builtin_fabs(-12.); |
| 41 | double g13_0 = __builtin_fabs(-0.); |
| 42 | double g13_1 = __builtin_fabs(-__builtin_inf()); |
| 43 | float g14 = __builtin_fabsf(-12.f); |
| 44 | // GCC doesn't eat this one. |
| 45 | //long double g15 = __builtin_fabsfl(-12.0L); |
| 46 | #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) |
| 47 | __float128 g15_2 = __builtin_fabsf128(-12.q); |
| 48 | #endif |
| 49 | |
| 50 | float g16 = __builtin_copysign(1.0, -1.0); |
| 51 | double g17 = __builtin_copysignf(1.0f, -1.0f); |
| 52 | long double g18 = __builtin_copysignl(1.0L, -1.0L); |
| 53 | #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) |
| 54 | __float128 g18_2 = __builtin_copysignf128(1.0q, -1.0q); |
| 55 | #endif |
| 56 | |
| 57 | char classify_nan [__builtin_fpclassify(+1, -1, -1, -1, -1, __builtin_nan(""))]; |
| 58 | char classify_snan [__builtin_fpclassify(+1, -1, -1, -1, -1, __builtin_nans(""))]; |
| 59 | char classify_inf [__builtin_fpclassify(-1, +1, -1, -1, -1, __builtin_inf())]; |
| 60 | char classify_neg_inf [__builtin_fpclassify(-1, +1, -1, -1, -1, -__builtin_inf())]; |
| 61 | char classify_normal [__builtin_fpclassify(-1, -1, +1, -1, -1, 1.539)]; |
| 62 | char classify_normal2 [__builtin_fpclassify(-1, -1, +1, -1, -1, 1e-307)]; |
| 63 | char classify_denorm [__builtin_fpclassify(-1, -1, -1, +1, -1, 1e-308)]; |
| 64 | char classify_denorm2 [__builtin_fpclassify(-1, -1, -1, +1, -1, -1e-308)]; |
| 65 | char classify_zero [__builtin_fpclassify(-1, -1, -1, -1, +1, 0.0)]; |
| 66 | char classify_neg_zero[__builtin_fpclassify(-1, -1, -1, -1, +1, -0.0)]; |
| 67 | |
| 68 | char isinf_sign_noninf1[__builtin_isinf_sign(-0.0) == 0 ? 1 : -1]; |
| 69 | char isinf_sign_noninf2[__builtin_isinf_sign(1e307) == 0 ? 1 : -1]; |
| 70 | char isinf_sign_noninf3[__builtin_isinf_sign(__builtin_nan("")) == 0 ? 1 : -1]; |
| 71 | char isinf_sign_noninf4[__builtin_isinf_sign(-436.) == 0 ? 1 : -1]; |
| 72 | char isinf_sign_inf [__builtin_isinf_sign(__builtin_inf()) == 1 ? 1 : -1]; |
| 73 | char isinf_sign_neg_inf[__builtin_isinf_sign(-__builtin_inf()) == -1 ? 1 : -1]; |
| 74 | |
| 75 | char isinf_inf_pos[__builtin_isinf(__builtin_inf()) ? 1 : -1]; |
| 76 | char isinf_pos [!__builtin_isinf(1.0) ? 1 : -1]; |
| 77 | char isinf_normf [!__builtin_isinf(1e-37f) ? 1 : -1]; |
| 78 | char isinf_denormf[!__builtin_isinf(1e-38f) ? 1 : -1]; |
| 79 | char isinf_norm [!__builtin_isinf(1e-307) ? 1 : -1]; |
| 80 | char isinf_denorm [!__builtin_isinf(1e-308) ? 1 : -1]; |
| 81 | char isinf_zero [!__builtin_isinf(0.0) ? 1 : -1]; |
| 82 | char isinf_negzero[!__builtin_isinf(-0.0) ? 1 : -1]; |
| 83 | char isinf_neg [!__builtin_isinf(-1.0) ? 1 : -1]; |
| 84 | char isinf_inf_neg[__builtin_isinf(-__builtin_inf()) ? 1 : -1]; |
| 85 | char isinf_nan [!__builtin_isinf(__builtin_nan("")) ? 1 : -1]; |
| 86 | char isinf_snan [!__builtin_isinf(__builtin_nans("")) ? 1 : -1]; |
| 87 | |
| 88 | char isfinite_inf_pos[!__builtin_isfinite(__builtin_inf()) ? 1 : -1]; |
| 89 | char isfinite_pos [__builtin_isfinite(1.0) ? 1 : -1]; |
| 90 | char isfinite_normf [__builtin_isfinite(1e-37f) ? 1 : -1]; |
| 91 | char isfinite_denormf[__builtin_isfinite(1e-38f) ? 1 : -1]; |
| 92 | char isfinite_norm [__builtin_isfinite(1e-307) ? 1 : -1]; |
| 93 | char isfinite_denorm [__builtin_isfinite(1e-308) ? 1 : -1]; |
| 94 | char isfinite_zero [__builtin_isfinite(0.0) ? 1 : -1]; |
| 95 | char isfinite_negzero[__builtin_isfinite(-0.0) ? 1 : -1]; |
| 96 | char isfinite_neg [__builtin_isfinite(-1.0) ? 1 : -1]; |
| 97 | char isfinite_inf_neg[!__builtin_isfinite(-__builtin_inf()) ? 1 : -1]; |
| 98 | char isfinite_nan [!__builtin_isfinite(__builtin_nan("")) ? 1 : -1]; |
| 99 | char isfinite_snan [!__builtin_isfinite(__builtin_nans("")) ? 1 : -1]; |
| 100 | |
| 101 | char isnan_inf_pos[!__builtin_isnan(__builtin_inf()) ? 1 : -1]; |
| 102 | char isnan_pos [!__builtin_isnan(1.0) ? 1 : -1]; |
| 103 | char isnan_normf [!__builtin_isnan(1e-37f) ? 1 : -1]; |
| 104 | char isnan_denormf[!__builtin_isnan(1e-38f) ? 1 : -1]; |
| 105 | char isnan_norm [!__builtin_isnan(1e-307) ? 1 : -1]; |
| 106 | char isnan_denorm [!__builtin_isnan(1e-308) ? 1 : -1]; |
| 107 | char isnan_zero [!__builtin_isnan(0.0) ? 1 : -1]; |
| 108 | char isnan_negzero[!__builtin_isnan(-0.0) ? 1 : -1]; |
| 109 | char isnan_neg [!__builtin_isnan(-1.0) ? 1 : -1]; |
| 110 | char isnan_inf_neg[!__builtin_isnan(-__builtin_inf()) ? 1 : -1]; |
| 111 | char isnan_nan [__builtin_isnan(__builtin_nan("")) ? 1 : -1]; |
| 112 | char isnan_snan [__builtin_isnan(__builtin_nans("")) ? 1 : -1]; |
| 113 | |
| 114 | char isnormal_inf_pos[!__builtin_isnormal(__builtin_inf()) ? 1 : -1]; |
| 115 | char isnormal_pos [__builtin_isnormal(1.0) ? 1 : -1]; |
| 116 | char isnormal_normf [__builtin_isnormal(1e-37f) ? 1 : -1]; |
| 117 | char isnormal_denormf[!__builtin_isnormal(1e-38f) ? 1 : -1]; |
| 118 | char isnormal_norm [__builtin_isnormal(1e-307) ? 1 : -1]; |
| 119 | char isnormal_denorm [!__builtin_isnormal(1e-308) ? 1 : -1]; |
| 120 | char isnormal_zero [!__builtin_isnormal(0.0) ? 1 : -1]; |
| 121 | char isnormal_negzero[!__builtin_isnormal(-0.0) ? 1 : -1]; |
| 122 | char isnormal_neg [__builtin_isnormal(-1.0) ? 1 : -1]; |
| 123 | char isnormal_inf_neg[!__builtin_isnormal(-__builtin_inf()) ? 1 : -1]; |
| 124 | char isnormal_nan [!__builtin_isnormal(__builtin_nan("")) ? 1 : -1]; |
| 125 | char isnormal_snan [!__builtin_isnormal(__builtin_nans("")) ? 1 : -1]; |
| 126 | |
| 127 | //double g19 = __builtin_powi(2.0, 4); |
| 128 | //float g20 = __builtin_powif(2.0f, 4); |
| 129 | //long double g21 = __builtin_powil(2.0L, 4); |
| 130 | |
| 131 | #define BITSIZE(x) (sizeof(x) * 8) |
| 132 | char clz1[__builtin_clz(1) == BITSIZE(int) - 1 ? 1 : -1]; |
| 133 | char clz2[__builtin_clz(7) == BITSIZE(int) - 3 ? 1 : -1]; |
| 134 | char clz3[__builtin_clz(1 << (BITSIZE(int) - 1)) == 0 ? 1 : -1]; |
| 135 | int clz4 = __builtin_clz(0); // expected-error {{not a compile-time constant}} |
| 136 | char clz5[__builtin_clzl(0xFL) == BITSIZE(long) - 4 ? 1 : -1]; |
| 137 | char clz6[__builtin_clzll(0xFFLL) == BITSIZE(long long) - 8 ? 1 : -1]; |
| 138 | char clz7[__builtin_clzs(0x1) == BITSIZE(short) - 1 ? 1 : -1]; |
| 139 | char clz8[__builtin_clzs(0xf) == BITSIZE(short) - 4 ? 1 : -1]; |
| 140 | char clz9[__builtin_clzs(0xfff) == BITSIZE(short) - 12 ? 1 : -1]; |
| 141 | |
| 142 | char ctz1[__builtin_ctz(1) == 0 ? 1 : -1]; |
| 143 | char ctz2[__builtin_ctz(8) == 3 ? 1 : -1]; |
| 144 | char ctz3[__builtin_ctz(1 << (BITSIZE(int) - 1)) == BITSIZE(int) - 1 ? 1 : -1]; |
| 145 | int ctz4 = __builtin_ctz(0); // expected-error {{not a compile-time constant}} |
| 146 | char ctz5[__builtin_ctzl(0x10L) == 4 ? 1 : -1]; |
| 147 | char ctz6[__builtin_ctzll(0x100LL) == 8 ? 1 : -1]; |
| 148 | char ctz7[__builtin_ctzs(1 << (BITSIZE(short) - 1)) == BITSIZE(short) - 1 ? 1 : -1]; |
| 149 | |
| 150 | char popcount1[__builtin_popcount(0) == 0 ? 1 : -1]; |
| 151 | char popcount2[__builtin_popcount(0xF0F0) == 8 ? 1 : -1]; |
| 152 | char popcount3[__builtin_popcount(~0) == BITSIZE(int) ? 1 : -1]; |
| 153 | char popcount4[__builtin_popcount(~0L) == BITSIZE(int) ? 1 : -1]; |
| 154 | char popcount5[__builtin_popcountl(0L) == 0 ? 1 : -1]; |
| 155 | char popcount6[__builtin_popcountl(0xF0F0L) == 8 ? 1 : -1]; |
| 156 | char popcount7[__builtin_popcountl(~0L) == BITSIZE(long) ? 1 : -1]; |
| 157 | char popcount8[__builtin_popcountll(0LL) == 0 ? 1 : -1]; |
| 158 | char popcount9[__builtin_popcountll(0xF0F0LL) == 8 ? 1 : -1]; |
| 159 | char popcount10[__builtin_popcountll(~0LL) == BITSIZE(long long) ? 1 : -1]; |
| 160 | |
| 161 | char parity1[__builtin_parity(0) == 0 ? 1 : -1]; |
| 162 | char parity2[__builtin_parity(0xb821) == 0 ? 1 : -1]; |
| 163 | char parity3[__builtin_parity(0xb822) == 0 ? 1 : -1]; |
| 164 | char parity4[__builtin_parity(0xb823) == 1 ? 1 : -1]; |
| 165 | char parity5[__builtin_parity(0xb824) == 0 ? 1 : -1]; |
| 166 | char parity6[__builtin_parity(0xb825) == 1 ? 1 : -1]; |
| 167 | char parity7[__builtin_parity(0xb826) == 1 ? 1 : -1]; |
| 168 | char parity8[__builtin_parity(~0) == 0 ? 1 : -1]; |
| 169 | char parity9[__builtin_parityl(1L << (BITSIZE(long) - 1)) == 1 ? 1 : -1]; |
| 170 | char parity10[__builtin_parityll(1LL << (BITSIZE(long long) - 1)) == 1 ? 1 : -1]; |
| 171 | |
| 172 | char ffs1[__builtin_ffs(0) == 0 ? 1 : -1]; |
| 173 | char ffs2[__builtin_ffs(1) == 1 ? 1 : -1]; |
| 174 | char ffs3[__builtin_ffs(0xfbe71) == 1 ? 1 : -1]; |
| 175 | char ffs4[__builtin_ffs(0xfbe70) == 5 ? 1 : -1]; |
| 176 | char ffs5[__builtin_ffs(1U << (BITSIZE(int) - 1)) == BITSIZE(int) ? 1 : -1]; |
| 177 | char ffs6[__builtin_ffsl(0x10L) == 5 ? 1 : -1]; |
| 178 | char ffs7[__builtin_ffsll(0x100LL) == 9 ? 1 : -1]; |
| 179 | |
| 180 | char clrsb1[__builtin_clrsb(0) == BITSIZE(int) - 1 ? 1 : -1]; |
| 181 | char clrsb2[__builtin_clrsbl(0L) == BITSIZE(long) - 1 ? 1 : -1]; |
| 182 | char clrsb3[__builtin_clrsbll(0LL) == BITSIZE(long long) - 1 ? 1 : -1]; |
| 183 | char clrsb4[__builtin_clrsb(~0) == BITSIZE(int) - 1 ? 1 : -1]; |
| 184 | char clrsb5[__builtin_clrsbl(~0L) == BITSIZE(long) - 1 ? 1 : -1]; |
| 185 | char clrsb6[__builtin_clrsbll(~0LL) == BITSIZE(long long) - 1 ? 1 : -1]; |
| 186 | char clrsb7[__builtin_clrsb(1) == BITSIZE(int) - 2 ? 1 : -1]; |
| 187 | char clrsb8[__builtin_clrsb(~1) == BITSIZE(int) - 2 ? 1 : -1]; |
| 188 | char clrsb9[__builtin_clrsb(1 << (BITSIZE(int) - 1)) == 0 ? 1 : -1]; |
| 189 | char clrsb10[__builtin_clrsb(~(1 << (BITSIZE(int) - 1))) == 0 ? 1 : -1]; |
| 190 | char clrsb11[__builtin_clrsb(0xf) == BITSIZE(int) - 5 ? 1 : -1]; |
| 191 | char clrsb12[__builtin_clrsb(~0x1f) == BITSIZE(int) - 6 ? 1 : -1]; |
| 192 | #undef BITSIZE |
| 193 | |
| 194 | // GCC misc stuff |
| 195 | |
| 196 | extern int f(); |
| 197 | |
| 198 | int h0 = __builtin_types_compatible_p(int, float); |
| 199 | //int h1 = __builtin_choose_expr(1, 10, f()); |
| 200 | //int h2 = __builtin_expect(0, 0); |
| 201 | int h3 = __builtin_bswap16(0x1234) == 0x3412 ? 1 : f(); |
| 202 | int h4 = __builtin_bswap32(0x1234) == 0x34120000 ? 1 : f(); |
| 203 | int h5 = __builtin_bswap64(0x1234) == 0x3412000000000000 ? 1 : f(); |
| 204 | extern long int bi0; |
| 205 | extern __typeof__(__builtin_expect(0, 0)) bi0; |
| 206 | |
| 207 | // Strings |
| 208 | int array1[__builtin_strlen("ab\0cd")]; |
| 209 | int array2[(sizeof(array1)/sizeof(int)) == 2? 1 : -1]; |
| 210 | |