| // RUN: %clang_cc1 -fsyntax-only -verify %s |
| |
| // Math stuff |
| |
| double g0 = __builtin_huge_val(); |
| float g1 = __builtin_huge_valf(); |
| long double g2 = __builtin_huge_vall(); |
| |
| double g3 = __builtin_inf(); |
| float g4 = __builtin_inff(); |
| long double g5 = __builtin_infl(); |
| |
| double g6 = __builtin_nan(""); |
| float g7 = __builtin_nanf(""); |
| long double g8 = __builtin_nanl(""); |
| |
| // GCC constant folds these too (via native strtol): |
| //double g6_1 = __builtin_nan("1"); |
| //float g7_1 = __builtin_nanf("1"); |
| //long double g8_1 = __builtin_nanl("1"); |
| |
| // APFloat doesn't have signalling NaN functions. |
| //double g9 = __builtin_nans(""); |
| //float g10 = __builtin_nansf(""); |
| //long double g11 = __builtin_nansl(""); |
| |
| //int g12 = __builtin_abs(-12); |
| |
| double g13 = __builtin_fabs(-12.); |
| double g13_0 = __builtin_fabs(-0.); |
| double g13_1 = __builtin_fabs(-__builtin_inf()); |
| float g14 = __builtin_fabsf(-12.f); |
| // GCC doesn't eat this one. |
| //long double g15 = __builtin_fabsfl(-12.0L); |
| |
| float g16 = __builtin_copysign(1.0, -1.0); |
| double g17 = __builtin_copysignf(1.0f, -1.0f); |
| long double g18 = __builtin_copysignl(1.0L, -1.0L); |
| |
| char classify_nan [__builtin_fpclassify(+1, -1, -1, -1, -1, __builtin_nan(""))]; |
| char classify_snan [__builtin_fpclassify(+1, -1, -1, -1, -1, __builtin_nans(""))]; |
| char classify_inf [__builtin_fpclassify(-1, +1, -1, -1, -1, __builtin_inf())]; |
| char classify_neg_inf [__builtin_fpclassify(-1, +1, -1, -1, -1, -__builtin_inf())]; |
| char classify_normal [__builtin_fpclassify(-1, -1, +1, -1, -1, 1.539)]; |
| char classify_normal2 [__builtin_fpclassify(-1, -1, +1, -1, -1, 1e-307)]; |
| char classify_denorm [__builtin_fpclassify(-1, -1, -1, +1, -1, 1e-308)]; |
| char classify_denorm2 [__builtin_fpclassify(-1, -1, -1, +1, -1, -1e-308)]; |
| char classify_zero [__builtin_fpclassify(-1, -1, -1, -1, +1, 0.0)]; |
| char classify_neg_zero[__builtin_fpclassify(-1, -1, -1, -1, +1, -0.0)]; |
| |
| char isinf_sign_noninf1[__builtin_isinf_sign(-0.0) == 0 ? 1 : -1]; |
| char isinf_sign_noninf2[__builtin_isinf_sign(1e307) == 0 ? 1 : -1]; |
| char isinf_sign_noninf3[__builtin_isinf_sign(__builtin_nan("")) == 0 ? 1 : -1]; |
| char isinf_sign_noninf4[__builtin_isinf_sign(-436.) == 0 ? 1 : -1]; |
| char isinf_sign_inf [__builtin_isinf_sign(__builtin_inf()) == 1 ? 1 : -1]; |
| char isinf_sign_neg_inf[__builtin_isinf_sign(-__builtin_inf()) == -1 ? 1 : -1]; |
| |
| char isinf_inf_pos[__builtin_isinf(__builtin_inf()) ? 1 : -1]; |
| char isinf_pos [!__builtin_isinf(1.0) ? 1 : -1]; |
| char isinf_normf [!__builtin_isinf(1e-37f) ? 1 : -1]; |
| char isinf_denormf[!__builtin_isinf(1e-38f) ? 1 : -1]; |
| char isinf_norm [!__builtin_isinf(1e-307) ? 1 : -1]; |
| char isinf_denorm [!__builtin_isinf(1e-308) ? 1 : -1]; |
| char isinf_zero [!__builtin_isinf(0.0) ? 1 : -1]; |
| char isinf_negzero[!__builtin_isinf(-0.0) ? 1 : -1]; |
| char isinf_neg [!__builtin_isinf(-1.0) ? 1 : -1]; |
| char isinf_inf_neg[__builtin_isinf(-__builtin_inf()) ? 1 : -1]; |
| char isinf_nan [!__builtin_isinf(__builtin_nan("")) ? 1 : -1]; |
| char isinf_snan [!__builtin_isinf(__builtin_nans("")) ? 1 : -1]; |
| |
| char isfinite_inf_pos[!__builtin_isfinite(__builtin_inf()) ? 1 : -1]; |
| char isfinite_pos [__builtin_isfinite(1.0) ? 1 : -1]; |
| char isfinite_normf [__builtin_isfinite(1e-37f) ? 1 : -1]; |
| char isfinite_denormf[__builtin_isfinite(1e-38f) ? 1 : -1]; |
| char isfinite_norm [__builtin_isfinite(1e-307) ? 1 : -1]; |
| char isfinite_denorm [__builtin_isfinite(1e-308) ? 1 : -1]; |
| char isfinite_zero [__builtin_isfinite(0.0) ? 1 : -1]; |
| char isfinite_negzero[__builtin_isfinite(-0.0) ? 1 : -1]; |
| char isfinite_neg [__builtin_isfinite(-1.0) ? 1 : -1]; |
| char isfinite_inf_neg[!__builtin_isfinite(-__builtin_inf()) ? 1 : -1]; |
| char isfinite_nan [!__builtin_isfinite(__builtin_nan("")) ? 1 : -1]; |
| char isfinite_snan [!__builtin_isfinite(__builtin_nans("")) ? 1 : -1]; |
| |
| char isnan_inf_pos[!__builtin_isnan(__builtin_inf()) ? 1 : -1]; |
| char isnan_pos [!__builtin_isnan(1.0) ? 1 : -1]; |
| char isnan_normf [!__builtin_isnan(1e-37f) ? 1 : -1]; |
| char isnan_denormf[!__builtin_isnan(1e-38f) ? 1 : -1]; |
| char isnan_norm [!__builtin_isnan(1e-307) ? 1 : -1]; |
| char isnan_denorm [!__builtin_isnan(1e-308) ? 1 : -1]; |
| char isnan_zero [!__builtin_isnan(0.0) ? 1 : -1]; |
| char isnan_negzero[!__builtin_isnan(-0.0) ? 1 : -1]; |
| char isnan_neg [!__builtin_isnan(-1.0) ? 1 : -1]; |
| char isnan_inf_neg[!__builtin_isnan(-__builtin_inf()) ? 1 : -1]; |
| char isnan_nan [__builtin_isnan(__builtin_nan("")) ? 1 : -1]; |
| char isnan_snan [__builtin_isnan(__builtin_nans("")) ? 1 : -1]; |
| |
| char isnormal_inf_pos[!__builtin_isnormal(__builtin_inf()) ? 1 : -1]; |
| char isnormal_pos [__builtin_isnormal(1.0) ? 1 : -1]; |
| char isnormal_normf [__builtin_isnormal(1e-37f) ? 1 : -1]; |
| char isnormal_denormf[!__builtin_isnormal(1e-38f) ? 1 : -1]; |
| char isnormal_norm [__builtin_isnormal(1e-307) ? 1 : -1]; |
| char isnormal_denorm [!__builtin_isnormal(1e-308) ? 1 : -1]; |
| char isnormal_zero [!__builtin_isnormal(0.0) ? 1 : -1]; |
| char isnormal_negzero[!__builtin_isnormal(-0.0) ? 1 : -1]; |
| char isnormal_neg [__builtin_isnormal(-1.0) ? 1 : -1]; |
| char isnormal_inf_neg[!__builtin_isnormal(-__builtin_inf()) ? 1 : -1]; |
| char isnormal_nan [!__builtin_isnormal(__builtin_nan("")) ? 1 : -1]; |
| char isnormal_snan [!__builtin_isnormal(__builtin_nans("")) ? 1 : -1]; |
| |
| //double g19 = __builtin_powi(2.0, 4); |
| //float g20 = __builtin_powif(2.0f, 4); |
| //long double g21 = __builtin_powil(2.0L, 4); |
| |
| #define BITSIZE(x) (sizeof(x) * 8) |
| char clz1[__builtin_clz(1) == BITSIZE(int) - 1 ? 1 : -1]; |
| char clz2[__builtin_clz(7) == BITSIZE(int) - 3 ? 1 : -1]; |
| char clz3[__builtin_clz(1 << (BITSIZE(int) - 1)) == 0 ? 1 : -1]; |
| int clz4 = __builtin_clz(0); // expected-error {{not a compile-time constant}} |
| char clz5[__builtin_clzl(0xFL) == BITSIZE(long) - 4 ? 1 : -1]; |
| char clz6[__builtin_clzll(0xFFLL) == BITSIZE(long long) - 8 ? 1 : -1]; |
| char clz7[__builtin_clzs(0x1) == BITSIZE(short) - 1 ? 1 : -1]; |
| char clz8[__builtin_clzs(0xf) == BITSIZE(short) - 4 ? 1 : -1]; |
| char clz9[__builtin_clzs(0xfff) == BITSIZE(short) - 12 ? 1 : -1]; |
| |
| char ctz1[__builtin_ctz(1) == 0 ? 1 : -1]; |
| char ctz2[__builtin_ctz(8) == 3 ? 1 : -1]; |
| char ctz3[__builtin_ctz(1 << (BITSIZE(int) - 1)) == BITSIZE(int) - 1 ? 1 : -1]; |
| int ctz4 = __builtin_ctz(0); // expected-error {{not a compile-time constant}} |
| char ctz5[__builtin_ctzl(0x10L) == 4 ? 1 : -1]; |
| char ctz6[__builtin_ctzll(0x100LL) == 8 ? 1 : -1]; |
| char ctz7[__builtin_ctzs(1 << (BITSIZE(short) - 1)) == BITSIZE(short) - 1 ? 1 : -1]; |
| |
| char popcount1[__builtin_popcount(0) == 0 ? 1 : -1]; |
| char popcount2[__builtin_popcount(0xF0F0) == 8 ? 1 : -1]; |
| char popcount3[__builtin_popcount(~0) == BITSIZE(int) ? 1 : -1]; |
| char popcount4[__builtin_popcount(~0L) == BITSIZE(int) ? 1 : -1]; |
| char popcount5[__builtin_popcountl(0L) == 0 ? 1 : -1]; |
| char popcount6[__builtin_popcountl(0xF0F0L) == 8 ? 1 : -1]; |
| char popcount7[__builtin_popcountl(~0L) == BITSIZE(long) ? 1 : -1]; |
| char popcount8[__builtin_popcountll(0LL) == 0 ? 1 : -1]; |
| char popcount9[__builtin_popcountll(0xF0F0LL) == 8 ? 1 : -1]; |
| char popcount10[__builtin_popcountll(~0LL) == BITSIZE(long long) ? 1 : -1]; |
| |
| char parity1[__builtin_parity(0) == 0 ? 1 : -1]; |
| char parity2[__builtin_parity(0xb821) == 0 ? 1 : -1]; |
| char parity3[__builtin_parity(0xb822) == 0 ? 1 : -1]; |
| char parity4[__builtin_parity(0xb823) == 1 ? 1 : -1]; |
| char parity5[__builtin_parity(0xb824) == 0 ? 1 : -1]; |
| char parity6[__builtin_parity(0xb825) == 1 ? 1 : -1]; |
| char parity7[__builtin_parity(0xb826) == 1 ? 1 : -1]; |
| char parity8[__builtin_parity(~0) == 0 ? 1 : -1]; |
| char parity9[__builtin_parityl(1L << (BITSIZE(long) - 1)) == 1 ? 1 : -1]; |
| char parity10[__builtin_parityll(1LL << (BITSIZE(long long) - 1)) == 1 ? 1 : -1]; |
| |
| char ffs1[__builtin_ffs(0) == 0 ? 1 : -1]; |
| char ffs2[__builtin_ffs(1) == 1 ? 1 : -1]; |
| char ffs3[__builtin_ffs(0xfbe71) == 1 ? 1 : -1]; |
| char ffs4[__builtin_ffs(0xfbe70) == 5 ? 1 : -1]; |
| char ffs5[__builtin_ffs(1U << (BITSIZE(int) - 1)) == BITSIZE(int) ? 1 : -1]; |
| char ffs6[__builtin_ffsl(0x10L) == 5 ? 1 : -1]; |
| char ffs7[__builtin_ffsll(0x100LL) == 9 ? 1 : -1]; |
| #undef BITSIZE |
| |
| // GCC misc stuff |
| |
| extern int f(); |
| |
| int h0 = __builtin_types_compatible_p(int, float); |
| //int h1 = __builtin_choose_expr(1, 10, f()); |
| //int h2 = __builtin_expect(0, 0); |
| int h3 = __builtin_bswap16(0x1234) == 0x3412 ? 1 : f(); |
| int h4 = __builtin_bswap32(0x1234) == 0x34120000 ? 1 : f(); |
| int h5 = __builtin_bswap64(0x1234) == 0x3412000000000000 ? 1 : f(); |
| extern long int bi0; |
| extern __typeof__(__builtin_expect(0, 0)) bi0; |
| |
| // Strings |
| int array1[__builtin_strlen("ab\0cd")]; |
| int array2[(sizeof(array1)/sizeof(int)) == 2? 1 : -1]; |