?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Run DCE after a LoopFlatten test to reduce spurious output [nfc]
[llvm-project.git] / clang / test / Sema / constant-builtins-2.c
blob2bdd7b06daabfea1c1c061bf64ac0973e9115c66
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 char iszero_inf_pos[!__builtin_iszero(__builtin_inf()) ? 1 : -1];
128 char iszero_pos [!__builtin_iszero(1.0) ? 1 : -1];
129 char iszero_normf [!__builtin_iszero(1e-37f) ? 1 : -1];
130 char iszero_denormf[!__builtin_iszero(1e-38f) ? 1 : -1];
131 char iszero_norm [!__builtin_iszero(1e-307) ? 1 : -1];
132 char iszero_denorm [!__builtin_iszero(1e-308) ? 1 : -1];
133 char iszero_zero [__builtin_iszero(0.0) ? 1 : -1];
134 char iszero_negzero[__builtin_iszero(-0.0) ? 1 : -1];
135 char iszero_neg [!__builtin_iszero(-1.0) ? 1 : -1];
136 char iszero_inf_neg[!__builtin_iszero(-__builtin_inf()) ? 1 : -1];
137 char iszero_nan [!__builtin_iszero(__builtin_nan("")) ? 1 : -1];
138 char iszero_snan [!__builtin_iszero(__builtin_nans("")) ? 1 : -1];
139
140 char issubnormal_inf_pos[!__builtin_issubnormal(__builtin_inf()) ? 1 : -1];
141 char issubnormal_pos [!__builtin_issubnormal(1.0) ? 1 : -1];
142 char issubnormal_normf [!__builtin_issubnormal(1e-37f) ? 1 : -1];
143 char issubnormal_denormf[__builtin_issubnormal(1e-38f) ? 1 : -1];
144 char issubnormal_norm [!__builtin_issubnormal(1e-307) ? 1 : -1];
145 char issubnormal_denorm [__builtin_issubnormal(1e-308) ? 1 : -1];
146 char issubnormal_zero [!__builtin_issubnormal(0.0) ? 1 : -1];
147 char issubnormal_negzero[!__builtin_issubnormal(-0.0) ? 1 : -1];
148 char issubnormal_neg [!__builtin_issubnormal(-1.0) ? 1 : -1];
149 char issubnormal_inf_neg[!__builtin_issubnormal(-__builtin_inf()) ? 1 : -1];
150 char issubnormal_nan [!__builtin_issubnormal(__builtin_nan("")) ? 1 : -1];
151 char issubnormal_snan [!__builtin_issubnormal(__builtin_nans("")) ? 1 : -1];
152
153 char issignaling_inf_pos[!__builtin_issignaling(__builtin_inf()) ? 1 : -1];
154 char issignaling_pos [!__builtin_issignaling(1.0) ? 1 : -1];
155 char issignaling_normf [!__builtin_issignaling(1e-37f) ? 1 : -1];
156 char issignaling_denormf[!__builtin_issignaling(1e-38f) ? 1 : -1];
157 char issignaling_norm [!__builtin_issignaling(1e-307) ? 1 : -1];
158 char issignaling_denorm [!__builtin_issignaling(1e-308) ? 1 : -1];
159 char issignaling_zero [!__builtin_issignaling(0.0) ? 1 : -1];
160 char issignaling_negzero[!__builtin_issignaling(-0.0) ? 1 : -1];
161 char issignaling_neg [!__builtin_issignaling(-1.0) ? 1 : -1];
162 char issignaling_inf_neg[!__builtin_issignaling(-__builtin_inf()) ? 1 : -1];
163 char issignaling_nan [!__builtin_issignaling(__builtin_nan("")) ? 1 : -1];
164 char issignaling_snan [__builtin_issignaling(__builtin_nans("")) ? 1 : -1];
165
166 char isfpclass_inf_pos_0[__builtin_isfpclass(__builtin_inf(), 0x0200) ? 1 : -1]; // fcPosInf
167 char isfpclass_inf_pos_1[!__builtin_isfpclass(__builtin_inff(), 0x0004) ? 1 : -1]; // fcNegInf
168 char isfpclass_inf_pos_2[__builtin_isfpclass(__builtin_infl(), 0x0207) ? 1 : -1]; // fcSNan|fcQNan|fcNegInf|fcPosInf
169 char isfpclass_inf_pos_3[!__builtin_isfpclass(__builtin_inf(), 0x01F8) ? 1 : -1]; // fcFinite
170 char isfpclass_pos_0 [__builtin_isfpclass(1.0, 0x0100) ? 1 : -1]; // fcPosNormal
171 char isfpclass_pos_1 [!__builtin_isfpclass(1.0f, 0x0008) ? 1 : -1]; // fcNegNormal
172 char isfpclass_pos_2 [__builtin_isfpclass(1.0L, 0x01F8) ? 1 : -1]; // fcFinite
173 char isfpclass_pos_3 [!__builtin_isfpclass(1.0, 0x0003) ? 1 : -1]; // fcSNan|fcQNan
174 char isfpclass_pdenorm_0[__builtin_isfpclass(1.0e-40f, 0x0080) ? 1 : -1]; // fcPosSubnormal
175 char isfpclass_pdenorm_1[__builtin_isfpclass(1.0e-310, 0x01F8) ? 1 : -1]; // fcFinite
176 char isfpclass_pdenorm_2[!__builtin_isfpclass(1.0e-40f, 0x003C) ? 1 : -1]; // fcNegative
177 char isfpclass_pdenorm_3[!__builtin_isfpclass(1.0e-310, 0x0207) ? 1 : -1]; // ~fcFinite
178 char isfpclass_pzero_0 [__builtin_isfpclass(0.0f, 0x0060) ? 1 : -1]; // fcZero
179 char isfpclass_pzero_1 [__builtin_isfpclass(0.0, 0x01F8) ? 1 : -1]; // fcFinite
180 char isfpclass_pzero_2 [!__builtin_isfpclass(0.0L, 0x0020) ? 1 : -1]; // fcNegZero
181 char isfpclass_pzero_3 [!__builtin_isfpclass(0.0, 0x0003) ? 1 : -1]; // fcNan
182 char isfpclass_nzero_0 [__builtin_isfpclass(-0.0f, 0x0060) ? 1 : -1]; // fcZero
183 char isfpclass_nzero_1 [__builtin_isfpclass(-0.0, 0x01F8) ? 1 : -1]; // fcFinite
184 char isfpclass_nzero_2 [!__builtin_isfpclass(-0.0L, 0x0040) ? 1 : -1]; // fcPosZero
185 char isfpclass_nzero_3 [!__builtin_isfpclass(-0.0, 0x0003) ? 1 : -1]; // fcNan
186 char isfpclass_ndenorm_0[__builtin_isfpclass(-1.0e-40f, 0x0010) ? 1 : -1]; // fcNegSubnormal
187 char isfpclass_ndenorm_1[__builtin_isfpclass(-1.0e-310, 0x01F8) ? 1 : -1]; // fcFinite
188 char isfpclass_ndenorm_2[!__builtin_isfpclass(-1.0e-40f, 0x03C0) ? 1 : -1]; // fcPositive
189 char isfpclass_ndenorm_3[!__builtin_isfpclass(-1.0e-310, 0x0207) ? 1 : -1]; // ~fcFinite
190 char isfpclass_neg_0 [__builtin_isfpclass(-1.0, 0x0008) ? 1 : -1]; // fcNegNormal
191 char isfpclass_neg_1 [!__builtin_isfpclass(-1.0f, 0x00100) ? 1 : -1]; // fcPosNormal
192 char isfpclass_neg_2 [__builtin_isfpclass(-1.0L, 0x01F8) ? 1 : -1]; // fcFinite
193 char isfpclass_neg_3 [!__builtin_isfpclass(-1.0, 0x0003) ? 1 : -1]; // fcSNan|fcQNan
194 char isfpclass_inf_neg_0[__builtin_isfpclass(-__builtin_inf(), 0x0004) ? 1 : -1]; // fcNegInf
195 char isfpclass_inf_neg_1[!__builtin_isfpclass(-__builtin_inff(), 0x0200) ? 1 : -1]; // fcPosInf
196 char isfpclass_inf_neg_2[__builtin_isfpclass(-__builtin_infl(), 0x0207) ? 1 : -1]; // ~fcFinite
197 char isfpclass_inf_neg_3[!__builtin_isfpclass(-__builtin_inf(), 0x03C0) ? 1 : -1]; // fcPositive
198 char isfpclass_qnan_0 [__builtin_isfpclass(__builtin_nan(""), 0x0002) ? 1 : -1]; // fcQNan
199 char isfpclass_qnan_1 [!__builtin_isfpclass(__builtin_nanf(""), 0x0001) ? 1 : -1]; // fcSNan
200 char isfpclass_qnan_2 [__builtin_isfpclass(__builtin_nanl(""), 0x0207) ? 1 : -1]; // ~fcFinite
201 char isfpclass_qnan_3 [!__builtin_isfpclass(__builtin_nan(""), 0x01F8) ? 1 : -1]; // fcFinite
202 char isfpclass_snan_0 [__builtin_isfpclass(__builtin_nansf(""), 0x0001) ? 1 : -1]; // fcSNan
203 char isfpclass_snan_1 [!__builtin_isfpclass(__builtin_nans(""), 0x0002) ? 1 : -1]; // fcQNan
204 char isfpclass_snan_2 [__builtin_isfpclass(__builtin_nansl(""), 0x0207) ? 1 : -1]; // ~fcFinite
205 char isfpclass_snan_3 [!__builtin_isfpclass(__builtin_nans(""), 0x01F8) ? 1 : -1]; // fcFinite
206
207 //double g19 = __builtin_powi(2.0, 4);
208 //float g20 = __builtin_powif(2.0f, 4);
209 //long double g21 = __builtin_powil(2.0L, 4);
210
211 #define BITSIZE(x) (sizeof(x) * 8)
212 char clz1[__builtin_clz(1) == BITSIZE(int) - 1 ? 1 : -1];
213 char clz2[__builtin_clz(7) == BITSIZE(int) - 3 ? 1 : -1];
214 char clz3[__builtin_clz(1 << (BITSIZE(int) - 1)) == 0 ? 1 : -1];
215 int clz4 = __builtin_clz(0); // expected-error {{not a compile-time constant}}
216 char clz5[__builtin_clzl(0xFL) == BITSIZE(long) - 4 ? 1 : -1];
217 char clz6[__builtin_clzll(0xFFLL) == BITSIZE(long long) - 8 ? 1 : -1];
218 char clz7[__builtin_clzs(0x1) == BITSIZE(short) - 1 ? 1 : -1];
219 char clz8[__builtin_clzs(0xf) == BITSIZE(short) - 4 ? 1 : -1];
220 char clz9[__builtin_clzs(0xfff) == BITSIZE(short) - 12 ? 1 : -1];
221
222 char ctz1[__builtin_ctz(1) == 0 ? 1 : -1];
223 char ctz2[__builtin_ctz(8) == 3 ? 1 : -1];
224 char ctz3[__builtin_ctz(1 << (BITSIZE(int) - 1)) == BITSIZE(int) - 1 ? 1 : -1];
225 int ctz4 = __builtin_ctz(0); // expected-error {{not a compile-time constant}}
226 char ctz5[__builtin_ctzl(0x10L) == 4 ? 1 : -1];
227 char ctz6[__builtin_ctzll(0x100LL) == 8 ? 1 : -1];
228 char ctz7[__builtin_ctzs(1 << (BITSIZE(short) - 1)) == BITSIZE(short) - 1 ? 1 : -1];
229
230 char popcount1[__builtin_popcount(0) == 0 ? 1 : -1];
231 char popcount2[__builtin_popcount(0xF0F0) == 8 ? 1 : -1];
232 char popcount3[__builtin_popcount(~0) == BITSIZE(int) ? 1 : -1];
233 char popcount4[__builtin_popcount(~0L) == BITSIZE(int) ? 1 : -1];
234 char popcount5[__builtin_popcountl(0L) == 0 ? 1 : -1];
235 char popcount6[__builtin_popcountl(0xF0F0L) == 8 ? 1 : -1];
236 char popcount7[__builtin_popcountl(~0L) == BITSIZE(long) ? 1 : -1];
237 char popcount8[__builtin_popcountll(0LL) == 0 ? 1 : -1];
238 char popcount9[__builtin_popcountll(0xF0F0LL) == 8 ? 1 : -1];
239 char popcount10[__builtin_popcountll(~0LL) == BITSIZE(long long) ? 1 : -1];
240
241 char parity1[__builtin_parity(0) == 0 ? 1 : -1];
242 char parity2[__builtin_parity(0xb821) == 0 ? 1 : -1];
243 char parity3[__builtin_parity(0xb822) == 0 ? 1 : -1];
244 char parity4[__builtin_parity(0xb823) == 1 ? 1 : -1];
245 char parity5[__builtin_parity(0xb824) == 0 ? 1 : -1];
246 char parity6[__builtin_parity(0xb825) == 1 ? 1 : -1];
247 char parity7[__builtin_parity(0xb826) == 1 ? 1 : -1];
248 char parity8[__builtin_parity(~0) == 0 ? 1 : -1];
249 char parity9[__builtin_parityl(1L << (BITSIZE(long) - 1)) == 1 ? 1 : -1];
250 char parity10[__builtin_parityll(1LL << (BITSIZE(long long) - 1)) == 1 ? 1 : -1];
251
252 char bitreverse1[__builtin_bitreverse8(0x01) == 0x80 ? 1 : -1];
253 char bitreverse2[__builtin_bitreverse16(0x3C48) == 0x123C ? 1 : -1];
254 char bitreverse3[__builtin_bitreverse32(0x12345678) == 0x1E6A2C48 ? 1 : -1];
255 char bitreverse4[__builtin_bitreverse64(0x0123456789ABCDEFULL) == 0xF7B3D591E6A2C480 ? 1 : -1];
256
257 char rotateleft1[__builtin_rotateleft8(0x01, 5) == 0x20 ? 1 : -1];
258 char rotateleft2[__builtin_rotateleft16(0x3210, 11) == 0x8190 ? 1 : -1];
259 char rotateleft3[__builtin_rotateleft32(0x76543210, 22) == 0x841D950C ? 1 : -1];
260 char rotateleft4[__builtin_rotateleft64(0xFEDCBA9876543210ULL, 55) == 0x87F6E5D4C3B2A19ULL ? 1 : -1];
261
262 char rotateright1[__builtin_rotateright8(0x01, 5) == 0x08 ? 1 : -1];
263 char rotateright2[__builtin_rotateright16(0x3210, 11) == 0x4206 ? 1 : -1];
264 char rotateright3[__builtin_rotateright32(0x76543210, 22) == 0x50C841D9 ? 1 : -1];
265 char rotateright4[__builtin_rotateright64(0xFEDCBA9876543210ULL, 55) == 0xB97530ECA86421FDULL ? 1 : -1];
266
267 char ffs1[__builtin_ffs(0) == 0 ? 1 : -1];
268 char ffs2[__builtin_ffs(1) == 1 ? 1 : -1];
269 char ffs3[__builtin_ffs(0xfbe71) == 1 ? 1 : -1];
270 char ffs4[__builtin_ffs(0xfbe70) == 5 ? 1 : -1];
271 char ffs5[__builtin_ffs(1U << (BITSIZE(int) - 1)) == BITSIZE(int) ? 1 : -1];
272 char ffs6[__builtin_ffsl(0x10L) == 5 ? 1 : -1];
273 char ffs7[__builtin_ffsll(0x100LL) == 9 ? 1 : -1];
274
275 char clrsb1[__builtin_clrsb(0) == BITSIZE(int) - 1 ? 1 : -1];
276 char clrsb2[__builtin_clrsbl(0L) == BITSIZE(long) - 1 ? 1 : -1];
277 char clrsb3[__builtin_clrsbll(0LL) == BITSIZE(long long) - 1 ? 1 : -1];
278 char clrsb4[__builtin_clrsb(~0) == BITSIZE(int) - 1 ? 1 : -1];
279 char clrsb5[__builtin_clrsbl(~0L) == BITSIZE(long) - 1 ? 1 : -1];
280 char clrsb6[__builtin_clrsbll(~0LL) == BITSIZE(long long) - 1 ? 1 : -1];
281 char clrsb7[__builtin_clrsb(1) == BITSIZE(int) - 2 ? 1 : -1];
282 char clrsb8[__builtin_clrsb(~1) == BITSIZE(int) - 2 ? 1 : -1];
283 char clrsb9[__builtin_clrsb(1 << (BITSIZE(int) - 1)) == 0 ? 1 : -1];
284 char clrsb10[__builtin_clrsb(~(1 << (BITSIZE(int) - 1))) == 0 ? 1 : -1];
285 char clrsb11[__builtin_clrsb(0xf) == BITSIZE(int) - 5 ? 1 : -1];
286 char clrsb12[__builtin_clrsb(~0x1f) == BITSIZE(int) - 6 ? 1 : -1];
287 #undef BITSIZE
288
289 // GCC misc stuff
290
291 extern int f(void);
292
293 int h0 = __builtin_types_compatible_p(int, float);
294 //int h1 = __builtin_choose_expr(1, 10, f());
295 //int h2 = __builtin_expect(0, 0);
296 int h3 = __builtin_bswap16(0x1234) == 0x3412 ? 1 : f();
297 int h4 = __builtin_bswap32(0x1234) == 0x34120000 ? 1 : f();
298 int h5 = __builtin_bswap64(0x1234) == 0x3412000000000000 ? 1 : f();
299 extern long int bi0;
300 extern __typeof__(__builtin_expect(0, 0)) bi0;
301
302 // Strings
303 int array1[__builtin_strlen("ab\0cd")];
304 int array2[(sizeof(array1)/sizeof(int)) == 2? 1 : -1];
LLVM monorepo