// 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(); #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) __float128 g2_2 = __builtin_huge_valf128(); #endif double g3 = __builtin_inf(); float g4 = __builtin_inff(); long double g5 = __builtin_infl(); #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) __float128 g5_2 = __builtin_inff128(); #endif double g6 = __builtin_nan(""); float g7 = __builtin_nanf(""); long double g8 = __builtin_nanl(""); #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) __float128 g8_2 = __builtin_nanf128(""); #endif // 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"); double g9 = __builtin_nans(""); float g10 = __builtin_nansf(""); long double g11 = __builtin_nansl(""); #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) __float128 g11_2 = __builtin_nansf128(""); #endif //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); #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) __float128 g15_2 = __builtin_fabsf128(-12.q); #endif 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); #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__) __float128 g18_2 = __builtin_copysignf128(1.0q, -1.0q); #endif 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 bitreverse1[__builtin_bitreverse8(0x01) == 0x80 ? 1 : -1]; char bitreverse2[__builtin_bitreverse16(0x3C48) == 0x123C ? 1 : -1]; char bitreverse3[__builtin_bitreverse32(0x12345678) == 0x1E6A2C48 ? 1 : -1]; char bitreverse4[__builtin_bitreverse64(0x0123456789ABCDEFULL) == 0xF7B3D591E6A2C480 ? 1 : -1]; char rotateleft1[__builtin_rotateleft8(0x01, 5) == 0x20 ? 1 : -1]; char rotateleft2[__builtin_rotateleft16(0x3210, 11) == 0x8190 ? 1 : -1]; char rotateleft2[__builtin_rotateleft32(0x76543210, 22) == 0x841D950C ? 1 : -1]; char rotateleft2[__builtin_rotateleft64(0xFEDCBA9876543210ULL, 55) == 0x87F6E5D4C3B2A19ULL ? 1 : -1]; char rotateright1[__builtin_rotateright8(0x01, 5) == 0x08 ? 1 : -1]; char rotateright2[__builtin_rotateright16(0x3210, 11) == 0x4206 ? 1 : -1]; char rotateright2[__builtin_rotateright32(0x76543210, 22) == 0x50C841D9 ? 1 : -1]; char rotateright2[__builtin_rotateright64(0xFEDCBA9876543210ULL, 55) == 0xB97530ECA86421FDULL ? 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]; char clrsb1[__builtin_clrsb(0) == BITSIZE(int) - 1 ? 1 : -1]; char clrsb2[__builtin_clrsbl(0L) == BITSIZE(long) - 1 ? 1 : -1]; char clrsb3[__builtin_clrsbll(0LL) == BITSIZE(long long) - 1 ? 1 : -1]; char clrsb4[__builtin_clrsb(~0) == BITSIZE(int) - 1 ? 1 : -1]; char clrsb5[__builtin_clrsbl(~0L) == BITSIZE(long) - 1 ? 1 : -1]; char clrsb6[__builtin_clrsbll(~0LL) == BITSIZE(long long) - 1 ? 1 : -1]; char clrsb7[__builtin_clrsb(1) == BITSIZE(int) - 2 ? 1 : -1]; char clrsb8[__builtin_clrsb(~1) == BITSIZE(int) - 2 ? 1 : -1]; char clrsb9[__builtin_clrsb(1 << (BITSIZE(int) - 1)) == 0 ? 1 : -1]; char clrsb10[__builtin_clrsb(~(1 << (BITSIZE(int) - 1))) == 0 ? 1 : -1]; char clrsb11[__builtin_clrsb(0xf) == BITSIZE(int) - 5 ? 1 : -1]; char clrsb12[__builtin_clrsb(~0x1f) == BITSIZE(int) - 6 ? 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];