36 	} while (0)
193 	int count = 0;  in cleanup_mm()
198 	vma_iter_set(vmi, 0);  in cleanup_mm()
205 	mm->map_count = 0;  in cleanup_mm()
231 	struct vm_area_struct *vma_left = alloc_vma(&mm, 0, 0x1000, 0, flags);  in test_simple_merge()
232 	struct vm_area_struct *vma_right = alloc_vma(&mm, 0x2000, 0x3000, 2, flags);  in test_simple_merge()
233 	VMA_ITERATOR(vmi, &mm, 0x1000);  in test_simple_merge()
237 		.start = 0x1000,  in test_simple_merge()
238 		.end = 0x2000,  in test_simple_merge()
249 	ASSERT_EQ(vma->vm_start, 0);  in test_simple_merge()
250 	ASSERT_EQ(vma->vm_end, 0x3000);  in test_simple_merge()
251 	ASSERT_EQ(vma->vm_pgoff, 0);  in test_simple_merge()
265 	struct vm_area_struct *init_vma = alloc_vma(&mm, 0, 0x3000, 0, flags);  in test_simple_modify()
266 	VMA_ITERATOR(vmi, &mm, 0x1000);  in test_simple_modify()
275 			       0x1000, 0x2000, VM_READ | VM_MAYREAD);  in test_simple_modify()
280 	ASSERT_EQ(vma->vm_start, 0x1000);  in test_simple_modify()
281 	ASSERT_EQ(vma->vm_end, 0x2000);  in test_simple_modify()
289 	vma_iter_set(&vmi, 0);  in test_simple_modify()
292 	ASSERT_EQ(vma->vm_start, 0);  in test_simple_modify()
293 	ASSERT_EQ(vma->vm_end, 0x1000);  in test_simple_modify()
294 	ASSERT_EQ(vma->vm_pgoff, 0);  in test_simple_modify()
301 	ASSERT_EQ(vma->vm_start, 0x1000);  in test_simple_modify()
302 	ASSERT_EQ(vma->vm_end, 0x2000);  in test_simple_modify()
310 	ASSERT_EQ(vma->vm_start, 0x2000);  in test_simple_modify()
311 	ASSERT_EQ(vma->vm_end, 0x3000);  in test_simple_modify()
324 	struct vm_area_struct *vma = alloc_vma(&mm, 0, 0x1000, 0, flags);  in test_simple_expand()
325 	VMA_ITERATOR(vmi, &mm, 0);  in test_simple_expand()
329 		.start = 0,  in test_simple_expand()
330 		.end = 0x3000,  in test_simple_expand()
331 		.pgoff = 0,  in test_simple_expand()
338 	ASSERT_EQ(vma->vm_start, 0);  in test_simple_expand()
339 	ASSERT_EQ(vma->vm_end, 0x3000);  in test_simple_expand()
340 	ASSERT_EQ(vma->vm_pgoff, 0);  in test_simple_expand()
352 	struct vm_area_struct *vma = alloc_vma(&mm, 0, 0x3000, 0, flags);  in test_simple_shrink()
353 	VMA_ITERATOR(vmi, &mm, 0);  in test_simple_shrink()
357 	ASSERT_FALSE(vma_shrink(&vmi, vma, 0, 0x1000, 0));  in test_simple_shrink()
359 	ASSERT_EQ(vma->vm_start, 0);  in test_simple_shrink()
360 	ASSERT_EQ(vma->vm_end, 0x1000);  in test_simple_shrink()
361 	ASSERT_EQ(vma->vm_pgoff, 0);  in test_simple_shrink()
373 	VMA_ITERATOR(vmi, &mm, 0);  in test_merge_new()
401 	vma_a = alloc_and_link_vma(&mm, 0, 0x2000, 0, flags);  in test_merge_new()
407 	vma_b = alloc_and_link_vma(&mm, 0x3000, 0x4000, 3, flags);  in test_merge_new()
412 	vma_c = alloc_and_link_vma(&mm, 0xb000, 0xc000, 0xb, flags);  in test_merge_new()
423 	vma_d = try_merge_new_vma(&mm, &vmg, 0x7000, 0x9000, 7, flags, &merged);  in test_merge_new()
438 	vma = try_merge_new_vma(&mm, &vmg, 0x2000, 0x3000, 2, flags, &merged);  in test_merge_new()
442 	ASSERT_EQ(vma->vm_start, 0);  in test_merge_new()
443 	ASSERT_EQ(vma->vm_end, 0x4000);  in test_merge_new()
444 	ASSERT_EQ(vma->vm_pgoff, 0);  in test_merge_new()
455 	vma = try_merge_new_vma(&mm, &vmg, 0x4000, 0x5000, 4, flags, &merged);  in test_merge_new()
459 	ASSERT_EQ(vma->vm_start, 0);  in test_merge_new()
460 	ASSERT_EQ(vma->vm_end, 0x5000);  in test_merge_new()
461 	ASSERT_EQ(vma->vm_pgoff, 0);  in test_merge_new()
474 	vma = try_merge_new_vma(&mm, &vmg, 0x6000, 0x7000, 6, flags, &merged);  in test_merge_new()
478 	ASSERT_EQ(vma->vm_start, 0x6000);  in test_merge_new()
479 	ASSERT_EQ(vma->vm_end, 0x9000);  in test_merge_new()
492 	vma = try_merge_new_vma(&mm, &vmg, 0x5000, 0x6000, 5, flags, &merged);  in test_merge_new()
496 	ASSERT_EQ(vma->vm_start, 0);  in test_merge_new()
497 	ASSERT_EQ(vma->vm_end, 0x9000);  in test_merge_new()
498 	ASSERT_EQ(vma->vm_pgoff, 0);  in test_merge_new()
510 	vma = try_merge_new_vma(&mm, &vmg, 0xa000, 0xb000, 0xa, flags, &merged);  in test_merge_new()
514 	ASSERT_EQ(vma->vm_start, 0xa000);  in test_merge_new()
515 	ASSERT_EQ(vma->vm_end, 0xc000);  in test_merge_new()
516 	ASSERT_EQ(vma->vm_pgoff, 0xa);  in test_merge_new()
527 	vma = try_merge_new_vma(&mm, &vmg, 0x9000, 0xa000, 0x9, flags, &merged);  in test_merge_new()
531 	ASSERT_EQ(vma->vm_start, 0);  in test_merge_new()
532 	ASSERT_EQ(vma->vm_end, 0xc000);  in test_merge_new()
533 	ASSERT_EQ(vma->vm_pgoff, 0);  in test_merge_new()
545 	count = 0;  in test_merge_new()
546 	vma_iter_set(&vmi, 0);  in test_merge_new()
549 		ASSERT_EQ(vma->vm_start, 0);  in test_merge_new()
550 		ASSERT_EQ(vma->vm_end, 0xc000);  in test_merge_new()
551 		ASSERT_EQ(vma->vm_pgoff, 0);  in test_merge_new()
569 	VMA_ITERATOR(vmi, &mm, 0);  in test_vma_merge_special_flags()
575 	vm_flags_t all_special_flags = 0;  in test_vma_merge_special_flags()
580 	for (i = 0; i < ARRAY_SIZE(special_flags); i++) {  in test_vma_merge_special_flags()
589 	vma_left = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_vma_merge_special_flags()
600 	vmg_set_range(&vmg, 0x3000, 0x4000, 3, flags);  in test_vma_merge_special_flags()
601 	for (i = 0; i < ARRAY_SIZE(special_flags); i++) {  in test_vma_merge_special_flags()
619 	vma = alloc_and_link_vma(&mm, 0x3000, 0x4000, 3, flags);  in test_vma_merge_special_flags()
623 	for (i = 0; i < ARRAY_SIZE(special_flags); i++) {  in test_vma_merge_special_flags()
641 	VMA_ITERATOR(vmi, &mm, 0);  in test_vma_merge_with_close()
719 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_vma_merge_with_close()
720 	vma_next = alloc_and_link_vma(&mm, 0x5000, 0x9000, 5, flags);  in test_vma_merge_with_close()
723 	vmg_set_range(&vmg, 0x3000, 0x5000, 3, flags);  in test_vma_merge_with_close()
726 	ASSERT_EQ(vma_prev->vm_start, 0);  in test_vma_merge_with_close()
727 	ASSERT_EQ(vma_prev->vm_end, 0x5000);  in test_vma_merge_with_close()
728 	ASSERT_EQ(vma_prev->vm_pgoff, 0);  in test_vma_merge_with_close()
744 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_vma_merge_with_close()
745 	vma = alloc_and_link_vma(&mm, 0x3000, 0x5000, 3, flags);  in test_vma_merge_with_close()
748 	vmg_set_range(&vmg, 0x3000, 0x5000, 3, flags);  in test_vma_merge_with_close()
772 	vma = alloc_and_link_vma(&mm, 0x3000, 0x5000, 3, flags);  in test_vma_merge_with_close()
773 	vma_next = alloc_and_link_vma(&mm, 0x5000, 0x9000, 5, flags);  in test_vma_merge_with_close()
776 	vmg_set_range(&vmg, 0x3000, 0x5000, 3, flags);  in test_vma_merge_with_close()
800 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_vma_merge_with_close()
801 	vma = alloc_and_link_vma(&mm, 0x3000, 0x5000, 3, flags);  in test_vma_merge_with_close()
802 	vma_next = alloc_and_link_vma(&mm, 0x5000, 0x9000, 5, flags);  in test_vma_merge_with_close()
805 	vmg_set_range(&vmg, 0x3000, 0x5000, 3, flags);  in test_vma_merge_with_close()
826 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_vma_merge_with_close()
827 	vma = alloc_and_link_vma(&mm, 0x3000, 0x5000, 3, flags);  in test_vma_merge_with_close()
828 	vma_next = alloc_and_link_vma(&mm, 0x5000, 0x9000, 5, flags);  in test_vma_merge_with_close()
831 	vmg_set_range(&vmg, 0x3000, 0x5000, 3, flags);  in test_vma_merge_with_close()
837 	ASSERT_EQ(vma_prev->vm_start, 0);  in test_vma_merge_with_close()
838 	ASSERT_EQ(vma_prev->vm_end, 0x5000);  in test_vma_merge_with_close()
839 	ASSERT_EQ(vma_prev->vm_pgoff, 0);  in test_vma_merge_with_close()
850 	VMA_ITERATOR(vmi, &mm, 0);  in test_vma_merge_new_with_close()
855 	struct vm_area_struct *vma_prev = alloc_and_link_vma(&mm, 0, 0x2000, 0, flags);  in test_vma_merge_new_with_close()
856 	struct vm_area_struct *vma_next = alloc_and_link_vma(&mm, 0x5000, 0x7000, 5, flags);  in test_vma_merge_new_with_close()
886 	vmg_set_range(&vmg, 0x2000, 0x5000, 2, flags);  in test_vma_merge_new_with_close()
890 	ASSERT_EQ(vma->vm_start, 0);  in test_vma_merge_new_with_close()
891 	ASSERT_EQ(vma->vm_end, 0x5000);  in test_vma_merge_new_with_close()
892 	ASSERT_EQ(vma->vm_pgoff, 0);  in test_vma_merge_new_with_close()
905 	VMA_ITERATOR(vmi, &mm, 0);  in test_merge_existing()
925 	vma = alloc_and_link_vma(&mm, 0x2000, 0x6000, 2, flags);  in test_merge_existing()
927 	vma_next = alloc_and_link_vma(&mm, 0x6000, 0x9000, 6, flags);  in test_merge_existing()
929 	vmg_set_range(&vmg, 0x3000, 0x6000, 3, flags);  in test_merge_existing()
935 	ASSERT_EQ(vma_next->vm_start, 0x3000);  in test_merge_existing()
936 	ASSERT_EQ(vma_next->vm_end, 0x9000);  in test_merge_existing()
939 	ASSERT_EQ(vma->vm_start, 0x2000);  in test_merge_existing()
940 	ASSERT_EQ(vma->vm_end, 0x3000);  in test_merge_existing()
959 	vma = alloc_and_link_vma(&mm, 0x2000, 0x6000, 2, flags);  in test_merge_existing()
960 	vma_next = alloc_and_link_vma(&mm, 0x6000, 0x9000, 6, flags);  in test_merge_existing()
962 	vmg_set_range(&vmg, 0x2000, 0x6000, 2, flags);  in test_merge_existing()
967 	ASSERT_EQ(vma_next->vm_start, 0x2000);  in test_merge_existing()
968 	ASSERT_EQ(vma_next->vm_end, 0x9000);  in test_merge_existing()
987 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_merge_existing()
989 	vma = alloc_and_link_vma(&mm, 0x3000, 0x7000, 3, flags);  in test_merge_existing()
991 	vmg_set_range(&vmg, 0x3000, 0x6000, 3, flags);  in test_merge_existing()
998 	ASSERT_EQ(vma_prev->vm_start, 0);  in test_merge_existing()
999 	ASSERT_EQ(vma_prev->vm_end, 0x6000);  in test_merge_existing()
1000 	ASSERT_EQ(vma_prev->vm_pgoff, 0);  in test_merge_existing()
1002 	ASSERT_EQ(vma->vm_start, 0x6000);  in test_merge_existing()
1003 	ASSERT_EQ(vma->vm_end, 0x7000);  in test_merge_existing()
1022 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_merge_existing()
1024 	vma = alloc_and_link_vma(&mm, 0x3000, 0x7000, 3, flags);  in test_merge_existing()
1025 	vmg_set_range(&vmg, 0x3000, 0x7000, 3, flags);  in test_merge_existing()
1031 	ASSERT_EQ(vma_prev->vm_start, 0);  in test_merge_existing()
1032 	ASSERT_EQ(vma_prev->vm_end, 0x7000);  in test_merge_existing()
1033 	ASSERT_EQ(vma_prev->vm_pgoff, 0);  in test_merge_existing()
1051 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_merge_existing()
1053 	vma = alloc_and_link_vma(&mm, 0x3000, 0x7000, 3, flags);  in test_merge_existing()
1054 	vma_next = alloc_and_link_vma(&mm, 0x7000, 0x9000, 7, flags);  in test_merge_existing()
1055 	vmg_set_range(&vmg, 0x3000, 0x7000, 3, flags);  in test_merge_existing()
1061 	ASSERT_EQ(vma_prev->vm_start, 0);  in test_merge_existing()
1062 	ASSERT_EQ(vma_prev->vm_end, 0x9000);  in test_merge_existing()
1063 	ASSERT_EQ(vma_prev->vm_pgoff, 0);  in test_merge_existing()
1086 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_merge_existing()
1087 	vma = alloc_and_link_vma(&mm, 0x3000, 0x8000, 3, flags);  in test_merge_existing()
1088 	vma_next = alloc_and_link_vma(&mm, 0x8000, 0xa000, 8, flags);  in test_merge_existing()
1090 	vmg_set_range(&vmg, 0x4000, 0x5000, 4, flags);  in test_merge_existing()
1096 	vmg_set_range(&vmg, 0x5000, 0x6000, 5, flags);  in test_merge_existing()
1102 	vmg_set_range(&vmg, 0x6000, 0x7000, 6, flags);  in test_merge_existing()
1108 	vmg_set_range(&vmg, 0x4000, 0x7000, 4, flags);  in test_merge_existing()
1114 	vmg_set_range(&vmg, 0x4000, 0x6000, 4, flags);  in test_merge_existing()
1120 	vmg_set_range(&vmg, 0x5000, 0x6000, 5, flags);  in test_merge_existing()
1135 	VMA_ITERATOR(vmi, &mm, 0);  in test_anon_vma_non_mergeable()
1160 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_anon_vma_non_mergeable()
1161 	vma = alloc_and_link_vma(&mm, 0x3000, 0x7000, 3, flags);  in test_anon_vma_non_mergeable()
1162 	vma_next = alloc_and_link_vma(&mm, 0x7000, 0x9000, 7, flags);  in test_anon_vma_non_mergeable()
1185 	vmg_set_range(&vmg, 0x3000, 0x7000, 3, flags);  in test_anon_vma_non_mergeable()
1191 	ASSERT_EQ(vma_prev->vm_start, 0);  in test_anon_vma_non_mergeable()
1192 	ASSERT_EQ(vma_prev->vm_end, 0x7000);  in test_anon_vma_non_mergeable()
1193 	ASSERT_EQ(vma_prev->vm_pgoff, 0);  in test_anon_vma_non_mergeable()
1211 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_anon_vma_non_mergeable()
1212 	vma_next = alloc_and_link_vma(&mm, 0x7000, 0x9000, 7, flags);  in test_anon_vma_non_mergeable()
1222 	vmg_set_range(&vmg, 0x3000, 0x7000, 3, flags);  in test_anon_vma_non_mergeable()
1227 	ASSERT_EQ(vma_prev->vm_start, 0);  in test_anon_vma_non_mergeable()
1228 	ASSERT_EQ(vma_prev->vm_end, 0x7000);  in test_anon_vma_non_mergeable()
1229 	ASSERT_EQ(vma_prev->vm_pgoff, 0);  in test_anon_vma_non_mergeable()
1243 	VMA_ITERATOR(vmi, &mm, 0);  in test_dup_anon_vma()
1262 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_dup_anon_vma()
1263 	vma_next = alloc_and_link_vma(&mm, 0x3000, 0x5000, 3, flags);  in test_dup_anon_vma()
1266 	vmg_set_range(&vmg, 0, 0x5000, 0, flags);  in test_dup_anon_vma()
1270 	ASSERT_EQ(expand_existing(&vmg), 0);  in test_dup_anon_vma()
1288 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_dup_anon_vma()
1289 	vma = alloc_and_link_vma(&mm, 0x3000, 0x5000, 3, flags);  in test_dup_anon_vma()
1290 	vma_next = alloc_and_link_vma(&mm, 0x5000, 0x8000, 5, flags);  in test_dup_anon_vma()
1297 	vmg_set_range(&vmg, 0x3000, 0x5000, 3, flags);  in test_dup_anon_vma()
1304 	ASSERT_EQ(vma_prev->vm_start, 0);  in test_dup_anon_vma()
1305 	ASSERT_EQ(vma_prev->vm_end, 0x8000);  in test_dup_anon_vma()
1321 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_dup_anon_vma()
1322 	vma = alloc_and_link_vma(&mm, 0x3000, 0x5000, 3, flags);  in test_dup_anon_vma()
1323 	vma_next = alloc_and_link_vma(&mm, 0x5000, 0x8000, 5, flags);  in test_dup_anon_vma()
1326 	vmg_set_range(&vmg, 0x3000, 0x5000, 3, flags);  in test_dup_anon_vma()
1333 	ASSERT_EQ(vma_prev->vm_start, 0);  in test_dup_anon_vma()
1334 	ASSERT_EQ(vma_prev->vm_end, 0x8000);  in test_dup_anon_vma()
1350 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_dup_anon_vma()
1351 	vma = alloc_and_link_vma(&mm, 0x3000, 0x8000, 3, flags);  in test_dup_anon_vma()
1354 	vmg_set_range(&vmg, 0x3000, 0x5000, 3, flags);  in test_dup_anon_vma()
1361 	ASSERT_EQ(vma_prev->vm_start, 0);  in test_dup_anon_vma()
1362 	ASSERT_EQ(vma_prev->vm_end, 0x5000);  in test_dup_anon_vma()
1378 	vma = alloc_and_link_vma(&mm, 0, 0x5000, 0, flags);  in test_dup_anon_vma()
1379 	vma_next = alloc_and_link_vma(&mm, 0x5000, 0x8000, 5, flags);  in test_dup_anon_vma()
1382 	vmg_set_range(&vmg, 0x3000, 0x5000, 3, flags);  in test_dup_anon_vma()
1389 	ASSERT_EQ(vma_next->vm_start, 0x3000);  in test_dup_anon_vma()
1390 	ASSERT_EQ(vma_next->vm_end, 0x8000);  in test_dup_anon_vma()
1403 	VMA_ITERATOR(vmi, &mm, 0);  in test_vmi_prealloc_fail()
1416 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_vmi_prealloc_fail()
1417 	vma = alloc_and_link_vma(&mm, 0x3000, 0x5000, 3, flags);  in test_vmi_prealloc_fail()
1420 	vmg_set_range(&vmg, 0x3000, 0x5000, 3, flags);  in test_vmi_prealloc_fail()
1443 	vma_prev = alloc_and_link_vma(&mm, 0, 0x3000, 0, flags);  in test_vmi_prealloc_fail()
1444 	vma = alloc_and_link_vma(&mm, 0x3000, 0x5000, 3, flags);  in test_vmi_prealloc_fail()
1447 	vmg_set_range(&vmg, 0, 0x5000, 3, flags);  in test_vmi_prealloc_fail()
1467 	VMA_ITERATOR(vmi, &mm, 0x1000);  in test_merge_extend()
1470 	vma = alloc_and_link_vma(&mm, 0, 0x1000, 0, flags);  in test_merge_extend()
1471 	alloc_and_link_vma(&mm, 0x3000, 0x4000, 3, flags);  in test_merge_extend()
1482 	ASSERT_EQ(vma_merge_extend(&vmi, vma, 0x2000), vma);  in test_merge_extend()
1483 	ASSERT_EQ(vma->vm_start, 0);  in test_merge_extend()
1484 	ASSERT_EQ(vma->vm_end, 0x4000);  in test_merge_extend()
1485 	ASSERT_EQ(vma->vm_pgoff, 0);  in test_merge_extend()
1498 	VMA_ITERATOR(vmi, &mm, 0);  in test_copy_vma()
1503 	vma = alloc_and_link_vma(&mm, 0x3000, 0x5000, 3, flags);  in test_copy_vma()
1504 	vma_new = copy_vma(&vma, 0, 0x2000, 0, &need_locks);  in test_copy_vma()
1507 	ASSERT_EQ(vma_new->vm_start, 0);  in test_copy_vma()
1508 	ASSERT_EQ(vma_new->vm_end, 0x2000);  in test_copy_vma()
1509 	ASSERT_EQ(vma_new->vm_pgoff, 0);  in test_copy_vma()
1515 	vma = alloc_and_link_vma(&mm, 0, 0x2000, 0, flags);  in test_copy_vma()
1516 	vma_next = alloc_and_link_vma(&mm, 0x6000, 0x8000, 6, flags);  in test_copy_vma()
1517 	vma_new = copy_vma(&vma, 0x4000, 0x2000, 4, &need_locks);  in test_copy_vma()
1529 	VMA_ITERATOR(vmi, &mm, 0);  in test_expand_only_mode()
1531 	VMG_STATE(vmg, &mm, &vmi, 0x5000, 0x9000, flags, 5);  in test_expand_only_mode()
1539 	alloc_and_link_vma(&mm, 0, 0x2000, 0, flags);  in test_expand_only_mode()
1543 	 * 0x9000.  in test_expand_only_mode()
1545 	vma_iter_set(&vmi, 0x3000);  in test_expand_only_mode()
1546 	vma_prev = alloc_and_link_vma(&mm, 0x3000, 0x5000, 3, flags);  in test_expand_only_mode()
1554 	ASSERT_EQ(vma->vm_start, 0x3000);  in test_expand_only_mode()
1555 	ASSERT_EQ(vma->vm_end, 0x9000);  in test_expand_only_mode()
1558 	ASSERT_EQ(vma_iter_addr(&vmi), 0x3000);  in test_expand_only_mode()
1566 	int num_tests = 0, num_fail = 0;  in main()
1577 	} while (0)  in main()
1602 	return num_fail == 0 ? EXIT_SUCCESS : EXIT_FAILURE;  in main()