Commit | Line | Data |
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c906108c SS |
1 | // Test various -*- C++ -*- things. |
2 | ||
a0b3c4fd JM |
3 | // ====================== basic C++ types ======================= |
4 | bool v_bool; | |
5 | bool v_bool_array[2]; | |
6 | ||
c906108c SS |
7 | typedef struct fleep fleep; |
8 | struct fleep { int a; } s; | |
9 | ||
10 | // ====================== simple class structures ======================= | |
11 | ||
12 | struct default_public_struct { | |
13 | // defaults to public: | |
14 | int a; | |
15 | int b; | |
16 | }; | |
17 | ||
18 | struct explicit_public_struct { | |
19 | public: | |
20 | int a; | |
21 | int b; | |
22 | }; | |
23 | ||
24 | struct protected_struct { | |
25 | protected: | |
26 | int a; | |
27 | int b; | |
28 | }; | |
29 | ||
30 | struct private_struct { | |
31 | private: | |
32 | int a; | |
33 | int b; | |
34 | }; | |
35 | ||
36 | struct mixed_protection_struct { | |
37 | public: | |
38 | int a; | |
39 | int b; | |
40 | private: | |
41 | int c; | |
42 | int d; | |
43 | protected: | |
44 | int e; | |
45 | int f; | |
46 | public: | |
47 | int g; | |
48 | private: | |
49 | int h; | |
50 | protected: | |
51 | int i; | |
52 | }; | |
53 | ||
54 | class public_class { | |
55 | public: | |
56 | int a; | |
57 | int b; | |
58 | }; | |
59 | ||
60 | class protected_class { | |
61 | protected: | |
62 | int a; | |
63 | int b; | |
64 | }; | |
65 | ||
66 | class default_private_class { | |
67 | // defaults to private: | |
68 | int a; | |
69 | int b; | |
70 | }; | |
71 | ||
72 | class explicit_private_class { | |
73 | private: | |
74 | int a; | |
75 | int b; | |
76 | }; | |
77 | ||
78 | class mixed_protection_class { | |
79 | public: | |
80 | int a; | |
81 | int b; | |
82 | private: | |
83 | int c; | |
84 | int d; | |
85 | protected: | |
86 | int e; | |
87 | int f; | |
88 | public: | |
89 | int g; | |
90 | private: | |
91 | int h; | |
92 | protected: | |
93 | int i; | |
94 | }; | |
95 | ||
96 | class const_vol_method_class { | |
97 | public: | |
98 | int a; | |
99 | int b; | |
100 | int foo (int &) const; | |
101 | int bar (int &) volatile; | |
102 | int baz (int &) const volatile; | |
103 | }; | |
104 | ||
105 | int const_vol_method_class::foo (int & ir) const | |
106 | { | |
107 | return ir + 3; | |
108 | } | |
109 | int const_vol_method_class::bar (int & ir) volatile | |
110 | { | |
111 | return ir + 4; | |
112 | } | |
113 | int const_vol_method_class::baz (int & ir) const volatile | |
114 | { | |
115 | return ir + 5; | |
116 | } | |
117 | ||
118 | // ========================= simple inheritance ========================== | |
119 | ||
120 | class A { | |
121 | public: | |
122 | int a; | |
123 | int x; | |
124 | }; | |
125 | ||
126 | A g_A; | |
127 | ||
128 | class B : public A { | |
129 | public: | |
130 | int b; | |
131 | int x; | |
132 | }; | |
133 | ||
134 | B g_B; | |
135 | ||
136 | class C : public A { | |
137 | public: | |
138 | int c; | |
139 | int x; | |
140 | }; | |
141 | ||
142 | C g_C; | |
143 | ||
144 | class D : public B, public C { | |
145 | public: | |
146 | int d; | |
147 | int x; | |
148 | }; | |
149 | ||
150 | D g_D; | |
151 | ||
152 | class E : public D { | |
153 | public: | |
154 | int e; | |
155 | int x; | |
156 | }; | |
157 | ||
158 | E g_E; | |
159 | ||
160 | class class_with_anon_union | |
161 | { | |
162 | public: | |
163 | int one; | |
164 | union | |
165 | { | |
166 | int a; | |
167 | long b; | |
168 | }; | |
169 | }; | |
170 | ||
171 | class_with_anon_union g_anon_union; | |
172 | ||
173 | void inheritance2 (void) | |
174 | { | |
175 | } | |
176 | ||
177 | void inheritance1 (void) | |
178 | { | |
179 | int ival; | |
180 | int *intp; | |
181 | ||
182 | // {A::a, A::x} | |
183 | ||
184 | g_A.A::a = 1; | |
185 | g_A.A::x = 2; | |
186 | ||
187 | // {{A::a,A::x},B::b,B::x} | |
188 | ||
189 | g_B.A::a = 3; | |
190 | g_B.A::x = 4; | |
191 | g_B.B::b = 5; | |
192 | g_B.B::x = 6; | |
193 | ||
194 | // {{A::a,A::x},C::c,C::x} | |
195 | ||
196 | g_C.A::a = 7; | |
197 | g_C.A::x = 8; | |
198 | g_C.C::c = 9; | |
199 | g_C.C::x = 10; | |
200 | ||
201 | // {{{A::a,A::x},B::b,B::x},{{A::a,A::x},C::c,C::x},D::d,D::x} | |
202 | ||
203 | // The following initialization code is non-portable, but allows us | |
204 | // to initialize all members of g_D until we can fill in the missing | |
205 | // initialization code with legal C++ code. | |
206 | ||
207 | for (intp = (int *) &g_D, ival = 11; | |
208 | intp < ((int *) &g_D + sizeof (g_D) / sizeof (int)); | |
209 | intp++, ival++) | |
210 | { | |
211 | *intp = ival; | |
212 | } | |
213 | ||
214 | // Overlay the nonportable initialization with legal initialization. | |
215 | ||
216 | // ????? = 11; (g_D.A::a = 11; is ambiguous) | |
217 | // ????? = 12; (g_D.A::x = 12; is ambiguous) | |
e6d71bf3 DB |
218 | /* djb 6-3-2000 |
219 | ||
220 | This should take care of it. Rather than try to initialize using an ambiguous | |
221 | construct, use 2 unambiguous ones for each. Since the ambiguous a/x member is | |
222 | coming from C, and B, initialize D's C::a, and B::a, and D's C::x and B::x. | |
223 | */ | |
224 | g_D.C::a = 15; | |
225 | g_D.C::x = 12; | |
226 | g_D.B::a = 11; | |
227 | g_D.B::x = 12; | |
c906108c SS |
228 | g_D.B::b = 13; |
229 | g_D.B::x = 14; | |
230 | // ????? = 15; | |
231 | // ????? = 16; | |
232 | g_D.C::c = 17; | |
233 | g_D.C::x = 18; | |
234 | g_D.D::d = 19; | |
235 | g_D.D::x = 20; | |
236 | ||
237 | ||
238 | // {{{{A::a,A::x},B::b,B::x},{{A::a,A::x},C::c,C::x},D::d,D::x}},E::e,E::x} | |
239 | ||
240 | // The following initialization code is non-portable, but allows us | |
241 | // to initialize all members of g_D until we can fill in the missing | |
242 | // initialization code with legal C++ code. | |
243 | ||
244 | for (intp = (int *) &g_E, ival = 21; | |
245 | intp < ((int *) &g_E + sizeof (g_E) / sizeof (int)); | |
246 | intp++, ival++) | |
247 | { | |
248 | *intp = ival; | |
249 | } | |
250 | ||
251 | // Overlay the nonportable initialization with legal initialization. | |
252 | ||
253 | // ????? = 21; (g_E.A::a = 21; is ambiguous) | |
254 | // ????? = 22; (g_E.A::x = 22; is ambiguous) | |
255 | g_E.B::b = 23; | |
256 | g_E.B::x = 24; | |
257 | // ????? = 25; | |
258 | // ????? = 26; | |
259 | g_E.C::c = 27; | |
260 | g_E.C::x = 28; | |
261 | g_E.D::d = 29; | |
262 | g_E.D::x = 30; | |
263 | g_E.E::e = 31; | |
264 | g_E.E::x = 32; | |
265 | ||
266 | g_anon_union.one = 1; | |
267 | g_anon_union.a = 2; | |
268 | ||
269 | inheritance2 (); | |
270 | } | |
271 | ||
272 | // ======================== virtual base classes========================= | |
273 | ||
274 | class vA { | |
275 | public: | |
276 | int va; | |
277 | int vx; | |
278 | }; | |
279 | ||
280 | vA g_vA; | |
281 | ||
282 | class vB : public virtual vA { | |
283 | public: | |
284 | int vb; | |
285 | int vx; | |
286 | }; | |
287 | ||
288 | vB g_vB; | |
289 | ||
290 | class vC : public virtual vA { | |
291 | public: | |
292 | int vc; | |
293 | int vx; | |
294 | }; | |
295 | ||
296 | vC g_vC; | |
297 | ||
298 | class vD : public virtual vB, public virtual vC { | |
299 | public: | |
300 | int vd; | |
301 | int vx; | |
302 | }; | |
303 | ||
304 | vD g_vD; | |
305 | ||
306 | class vE : public virtual vD { | |
307 | public: | |
308 | int ve; | |
309 | int vx; | |
310 | }; | |
311 | ||
312 | vE g_vE; | |
313 | ||
314 | void inheritance4 (void) | |
315 | { | |
316 | } | |
317 | ||
318 | void inheritance3 (void) | |
319 | { | |
320 | int ival; | |
321 | int *intp; | |
322 | ||
323 | // {vA::va, vA::vx} | |
324 | ||
325 | g_vA.vA::va = 1; | |
326 | g_vA.vA::vx = 2; | |
327 | ||
328 | // {{vA::va, vA::vx}, vB::vb, vB::vx} | |
329 | ||
330 | g_vB.vA::va = 3; | |
331 | g_vB.vA::vx = 4; | |
332 | g_vB.vB::vb = 5; | |
333 | g_vB.vB::vx = 6; | |
334 | ||
335 | // {{vA::va, vA::vx}, vC::vc, vC::vx} | |
336 | ||
337 | g_vC.vA::va = 7; | |
338 | g_vC.vA::vx = 8; | |
339 | g_vC.vC::vc = 9; | |
340 | g_vC.vC::vx = 10; | |
341 | ||
342 | // {{{{vA::va, vA::vx}, vB::vb, vB::vx}, vC::vc, vC::vx}, vD::vd,vD::vx} | |
343 | ||
344 | g_vD.vA::va = 11; | |
345 | g_vD.vA::vx = 12; | |
346 | g_vD.vB::vb = 13; | |
347 | g_vD.vB::vx = 14; | |
348 | g_vD.vC::vc = 15; | |
349 | g_vD.vC::vx = 16; | |
350 | g_vD.vD::vd = 17; | |
351 | g_vD.vD::vx = 18; | |
352 | ||
353 | ||
354 | // {{{{{vA::va,vA::vx},vB::vb,vB::vx},vC::vc,vC::vx},vD::vd,vD::vx},vE::ve,vE::vx} | |
355 | ||
356 | g_vD.vA::va = 19; | |
357 | g_vD.vA::vx = 20; | |
358 | g_vD.vB::vb = 21; | |
359 | g_vD.vB::vx = 22; | |
360 | g_vD.vC::vc = 23; | |
361 | g_vD.vC::vx = 24; | |
362 | g_vD.vD::vd = 25; | |
363 | g_vD.vD::vx = 26; | |
364 | g_vE.vE::ve = 27; | |
365 | g_vE.vE::vx = 28; | |
366 | ||
367 | inheritance4 (); | |
368 | } | |
369 | ||
370 | // ====================================================================== | |
371 | ||
372 | class Base1 { | |
373 | public: | |
374 | int x; | |
375 | Base1(int i) { x = i; } | |
376 | }; | |
377 | ||
378 | class Foo | |
379 | { | |
380 | public: | |
381 | int x; | |
382 | int y; | |
383 | static int st; | |
384 | Foo (int i, int j) { x = i; y = j; } | |
385 | int operator! (); | |
386 | operator int (); | |
387 | int times (int y); | |
388 | }; | |
389 | ||
390 | class Bar : public Base1, public Foo { | |
391 | public: | |
392 | int z; | |
393 | Bar (int i, int j, int k) : Base1 (10*k), Foo (i, j) { z = k; } | |
394 | }; | |
395 | ||
c906108c SS |
396 | int Foo::operator! () { return !x; } |
397 | ||
398 | int Foo::times (int y) { return x * y; } | |
399 | ||
400 | int Foo::st = 100; | |
401 | ||
402 | Foo::operator int() { return x; } | |
403 | ||
404 | Foo foo(10, 11); | |
405 | Bar bar(20, 21, 22); | |
406 | ||
2bec0572 ND |
407 | class ClassWithEnum { |
408 | public: | |
409 | enum PrivEnum { red, green, blue, yellow = 42 }; | |
410 | PrivEnum priv_enum; | |
411 | int x; | |
412 | }; | |
413 | ||
414 | void enums2 (void) | |
415 | { | |
416 | } | |
417 | ||
418 | /* classes.exp relies on statement order in this function for testing | |
419 | enumeration fields. */ | |
420 | ||
421 | void enums1 () | |
422 | { | |
423 | ClassWithEnum obj_with_enum; | |
424 | obj_with_enum.priv_enum = ClassWithEnum::red; | |
425 | obj_with_enum.x = 0; | |
426 | enums2 (); | |
427 | obj_with_enum.priv_enum = ClassWithEnum::green; | |
428 | } | |
429 | ||
54602222 ND |
430 | class ClassParam { |
431 | public: | |
432 | int Aptr_a (A *a) { return a->a; } | |
433 | int Aptr_x (A *a) { return a->x; } | |
434 | int Aref_a (A &a) { return a.a; } | |
435 | int Aref_x (A &a) { return a.x; } | |
436 | int Aval_a (A a) { return a.a; } | |
437 | int Aval_x (A a) { return a.x; } | |
438 | }; | |
439 | ||
440 | ClassParam class_param; | |
441 | ||
c906108c SS |
442 | class Contains_static_instance |
443 | { | |
444 | public: | |
445 | int x; | |
446 | int y; | |
447 | Contains_static_instance (int i, int j) { x = i; y = j; } | |
448 | static Contains_static_instance null; | |
449 | }; | |
450 | ||
451 | Contains_static_instance Contains_static_instance::null(0,0); | |
452 | Contains_static_instance csi(10,20); | |
453 | ||
454 | class Contains_nested_static_instance | |
455 | { | |
456 | public: | |
457 | class Nested | |
458 | { | |
459 | public: | |
460 | Nested(int i) : z(i) {} | |
461 | int z; | |
462 | static Contains_nested_static_instance xx; | |
463 | }; | |
464 | ||
465 | Contains_nested_static_instance(int i, int j) : x(i), y(j) {} | |
466 | ||
467 | int x; | |
468 | int y; | |
469 | ||
470 | static Contains_nested_static_instance null; | |
471 | static Nested yy; | |
472 | }; | |
473 | ||
474 | Contains_nested_static_instance Contains_nested_static_instance::null(0, 0); | |
475 | Contains_nested_static_instance::Nested Contains_nested_static_instance::yy(5); | |
476 | Contains_nested_static_instance | |
477 | Contains_nested_static_instance::Nested::xx(1,2); | |
478 | Contains_nested_static_instance cnsi(30,40); | |
479 | ||
480 | typedef struct { | |
481 | int one; | |
482 | int two; | |
483 | } tagless_struct; | |
484 | tagless_struct v_tagless; | |
485 | ||
486 | /* Try to get the compiler to allocate a class in a register. */ | |
487 | class small { | |
488 | public: | |
489 | int x; | |
490 | int method (); | |
491 | }; | |
492 | ||
493 | int | |
494 | small::method () | |
495 | { | |
496 | return x + 5; | |
497 | } | |
498 | ||
499 | void marker_reg1 () {} | |
500 | ||
501 | int | |
502 | register_class () | |
503 | { | |
504 | /* We don't call any methods for v, so gcc version cygnus-2.3.3-930220 | |
505 | might put this variable in a register. This is a lose, though, because | |
506 | it means that GDB can't call any methods for that variable. */ | |
507 | register small v; | |
508 | ||
509 | int i; | |
510 | ||
511 | /* Perform a computation sufficiently complicated that optimizing compilers | |
512 | won't optimized out the variable. If some compiler constant-folds this | |
513 | whole loop, maybe using a parameter to this function here would help. */ | |
514 | v.x = 0; | |
515 | for (i = 0; i < 13; ++i) | |
516 | v.x += i; | |
517 | --v.x; /* v.x is now 77 */ | |
518 | marker_reg1 (); | |
519 | return v.x + 5; | |
520 | } | |
521 | ||
a0b3c4fd JM |
522 | void dummy() |
523 | { | |
524 | v_bool = true; | |
525 | v_bool_array[0] = false; | |
526 | v_bool_array[1] = v_bool; | |
527 | } | |
528 | ||
54602222 ND |
529 | void use_methods () |
530 | { | |
531 | /* Refer to methods so that they don't get optimized away. */ | |
532 | int i; | |
533 | i = class_param.Aptr_a (&g_A); | |
534 | i = class_param.Aptr_x (&g_A); | |
535 | i = class_param.Aref_a (g_A); | |
536 | i = class_param.Aref_x (g_A); | |
537 | i = class_param.Aval_a (g_A); | |
538 | i = class_param.Aval_x (g_A); | |
539 | } | |
540 | ||
a0b3c4fd | 541 | |
c906108c SS |
542 | int |
543 | main() | |
544 | { | |
545 | #ifdef usestubs | |
546 | set_debug_traps(); | |
547 | breakpoint(); | |
548 | #endif | |
a0b3c4fd | 549 | dummy(); |
c906108c SS |
550 | inheritance1 (); |
551 | inheritance3 (); | |
2bec0572 | 552 | enums1 (); |
c906108c SS |
553 | register_class (); |
554 | ||
555 | /* FIXME: pmi gets optimized out. Need to do some more computation with | |
556 | it or something. (No one notices, because the test is xfail'd anyway, | |
557 | but that probably won't always be true...). */ | |
558 | int Foo::* pmi = &Foo::y; | |
559 | ||
560 | /* Make sure the AIX linker doesn't remove the variable. */ | |
561 | v_tagless.one = 5; | |
562 | ||
54602222 ND |
563 | use_methods (); |
564 | ||
c906108c SS |
565 | return foo.*pmi; |
566 | } | |
567 | ||
568 | /* Create an instance for some classes, otherwise they get optimized away. */ | |
569 | ||
570 | default_public_struct default_public_s; | |
571 | explicit_public_struct explicit_public_s; | |
572 | protected_struct protected_s; | |
573 | private_struct private_s; | |
574 | mixed_protection_struct mixed_protection_s; | |
575 | public_class public_c; | |
576 | protected_class protected_c; | |
577 | default_private_class default_private_c; | |
578 | explicit_private_class explicit_private_c; | |
579 | mixed_protection_class mixed_protection_c; |