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 | |