forked from OSchip/llvm-project
124 lines
5.2 KiB
C
124 lines
5.2 KiB
C
// RUN: %clang_cc1 -fsyntax-only -verify %s
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// Math stuff
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double g0 = __builtin_huge_val();
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float g1 = __builtin_huge_valf();
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long double g2 = __builtin_huge_vall();
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double g3 = __builtin_inf();
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float g4 = __builtin_inff();
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long double g5 = __builtin_infl();
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double g6 = __builtin_nan("");
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float g7 = __builtin_nanf("");
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long double g8 = __builtin_nanl("");
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// GCC constant folds these too (via native strtol):
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//double g6_1 = __builtin_nan("1");
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//float g7_1 = __builtin_nanf("1");
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//long double g8_1 = __builtin_nanl("1");
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// APFloat doesn't have signalling NaN functions.
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//double g9 = __builtin_nans("");
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//float g10 = __builtin_nansf("");
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//long double g11 = __builtin_nansl("");
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//int g12 = __builtin_abs(-12);
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double g13 = __builtin_fabs(-12.);
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double g13_0 = __builtin_fabs(-0.);
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double g13_1 = __builtin_fabs(-__builtin_inf());
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float g14 = __builtin_fabsf(-12.f);
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// GCC doesn't eat this one.
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//long double g15 = __builtin_fabsfl(-12.0L);
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float g16 = __builtin_copysign(1.0, -1.0);
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double g17 = __builtin_copysignf(1.0f, -1.0f);
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long double g18 = __builtin_copysignl(1.0L, -1.0L);
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char classify_nan [__builtin_fpclassify(+1, -1, -1, -1, -1, __builtin_nan(""))];
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char classify_snan [__builtin_fpclassify(+1, -1, -1, -1, -1, __builtin_nans(""))];
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char classify_inf [__builtin_fpclassify(-1, +1, -1, -1, -1, __builtin_inf())];
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char classify_neg_inf [__builtin_fpclassify(-1, +1, -1, -1, -1, -__builtin_inf())];
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char classify_normal [__builtin_fpclassify(-1, -1, +1, -1, -1, 1.539)];
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char classify_normal2 [__builtin_fpclassify(-1, -1, +1, -1, -1, 1e-307)];
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char classify_denorm [__builtin_fpclassify(-1, -1, -1, +1, -1, 1e-308)];
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char classify_denorm2 [__builtin_fpclassify(-1, -1, -1, +1, -1, -1e-308)];
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char classify_zero [__builtin_fpclassify(-1, -1, -1, -1, +1, 0.0)];
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char classify_neg_zero[__builtin_fpclassify(-1, -1, -1, -1, +1, -0.0)];
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char isinf_sign_noninf1[__builtin_isinf_sign(-0.0) == 0 ? 1 : -1];
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char isinf_sign_noninf2[__builtin_isinf_sign(1e307) == 0 ? 1 : -1];
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char isinf_sign_noninf3[__builtin_isinf_sign(__builtin_nan("")) == 0 ? 1 : -1];
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char isinf_sign_noninf4[__builtin_isinf_sign(-436.) == 0 ? 1 : -1];
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char isinf_sign_inf [__builtin_isinf_sign(__builtin_inf()) == 1 ? 1 : -1];
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char isinf_sign_neg_inf[__builtin_isinf_sign(-__builtin_inf()) == -1 ? 1 : -1];
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//double g19 = __builtin_powi(2.0, 4);
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//float g20 = __builtin_powif(2.0f, 4);
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//long double g21 = __builtin_powil(2.0L, 4);
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#define BITSIZE(x) (sizeof(x) * 8)
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char g22[__builtin_clz(1) == BITSIZE(int) - 1 ? 1 : -1];
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char g23[__builtin_clz(7) == BITSIZE(int) - 3 ? 1 : -1];
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char g24[__builtin_clz(1 << (BITSIZE(int) - 1)) == 0 ? 1 : -1];
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int g25 = __builtin_clz(0); // expected-error {{not a compile-time constant}}
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char g26[__builtin_clzl(0xFL) == BITSIZE(long) - 4 ? 1 : -1];
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char g27[__builtin_clzll(0xFFLL) == BITSIZE(long long) - 8 ? 1 : -1];
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char g28[__builtin_ctz(1) == 0 ? 1 : -1];
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char g29[__builtin_ctz(8) == 3 ? 1 : -1];
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char g30[__builtin_ctz(1 << (BITSIZE(int) - 1)) == BITSIZE(int) - 1 ? 1 : -1];
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int g31 = __builtin_ctz(0); // expected-error {{not a compile-time constant}}
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char g32[__builtin_ctzl(0x10L) == 4 ? 1 : -1];
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char g33[__builtin_ctzll(0x100LL) == 8 ? 1 : -1];
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char g34[__builtin_popcount(0) == 0 ? 1 : -1];
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char g35[__builtin_popcount(0xF0F0) == 8 ? 1 : -1];
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char g36[__builtin_popcount(~0) == BITSIZE(int) ? 1 : -1];
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char g37[__builtin_popcount(~0L) == BITSIZE(int) ? 1 : -1];
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char g38[__builtin_popcountl(0L) == 0 ? 1 : -1];
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char g39[__builtin_popcountl(0xF0F0L) == 8 ? 1 : -1];
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char g40[__builtin_popcountl(~0L) == BITSIZE(long) ? 1 : -1];
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char g41[__builtin_popcountll(0LL) == 0 ? 1 : -1];
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char g42[__builtin_popcountll(0xF0F0LL) == 8 ? 1 : -1];
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char g43[__builtin_popcountll(~0LL) == BITSIZE(long long) ? 1 : -1];
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char g44[__builtin_parity(0) == 0 ? 1 : -1];
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char g45[__builtin_parity(0xb821) == 0 ? 1 : -1];
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char g46[__builtin_parity(0xb822) == 0 ? 1 : -1];
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char g47[__builtin_parity(0xb823) == 1 ? 1 : -1];
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char g48[__builtin_parity(0xb824) == 0 ? 1 : -1];
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char g49[__builtin_parity(0xb825) == 1 ? 1 : -1];
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char g50[__builtin_parity(0xb826) == 1 ? 1 : -1];
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char g51[__builtin_parity(~0) == 0 ? 1 : -1];
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char g52[__builtin_parityl(1L << (BITSIZE(long) - 1)) == 1 ? 1 : -1];
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char g53[__builtin_parityll(1LL << (BITSIZE(long long) - 1)) == 1 ? 1 : -1];
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char g54[__builtin_ffs(0) == 0 ? 1 : -1];
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char g55[__builtin_ffs(1) == 1 ? 1 : -1];
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char g56[__builtin_ffs(0xfbe71) == 1 ? 1 : -1];
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char g57[__builtin_ffs(0xfbe70) == 5 ? 1 : -1];
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char g58[__builtin_ffs(1U << (BITSIZE(int) - 1)) == BITSIZE(int) ? 1 : -1];
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char g59[__builtin_ffsl(0x10L) == 5 ? 1 : -1];
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char g60[__builtin_ffsll(0x100LL) == 9 ? 1 : -1];
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#undef BITSIZE
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// GCC misc stuff
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extern int f();
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int h0 = __builtin_types_compatible_p(int, float);
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//int h1 = __builtin_choose_expr(1, 10, f());
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//int h2 = __builtin_expect(0, 0);
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int h3 = __builtin_bswap16(0x1234) == 0x3412 ? 1 : f();
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int h4 = __builtin_bswap32(0x1234) == 0x34120000 ? 1 : f();
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int h5 = __builtin_bswap64(0x1234) == 0x3412000000000000 ? 1 : f();
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extern long int bi0;
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extern __typeof__(__builtin_expect(0, 0)) bi0;
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// Strings
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int array1[__builtin_strlen("ab\0cd")];
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int array2[(sizeof(array1)/sizeof(int)) == 2? 1 : -1];
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