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comparison: memory/jemalloc/src/test/mremap.c
memory/jemalloc/src/test/mremap.c
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:1721cc37dcb1 |
|---|---|
| 1 #define JEMALLOC_MANGLE | |
| 2 #include "jemalloc_test.h" | |
| 3 | |
| 4 int | |
| 5 main(void) | |
| 6 { | |
| 7 int ret, err; | |
| 8 size_t sz, lg_chunk, chunksize, i; | |
| 9 char *p, *q; | |
| 10 | |
| 11 malloc_printf("Test begin\n"); | |
| 12 | |
| 13 sz = sizeof(lg_chunk); | |
| 14 if ((err = mallctl("opt.lg_chunk", &lg_chunk, &sz, NULL, 0))) { | |
| 15 assert(err != ENOENT); | |
| 16 malloc_printf("%s(): Error in mallctl(): %s\n", __func__, | |
| 17 strerror(err)); | |
| 18 ret = 1; | |
| 19 goto label_return; | |
| 20 } | |
| 21 chunksize = ((size_t)1U) << lg_chunk; | |
| 22 | |
| 23 p = (char *)malloc(chunksize); | |
| 24 if (p == NULL) { | |
| 25 malloc_printf("malloc(%zu) --> %p\n", chunksize, p); | |
| 26 ret = 1; | |
| 27 goto label_return; | |
| 28 } | |
| 29 memset(p, 'a', chunksize); | |
| 30 | |
| 31 q = (char *)realloc(p, chunksize * 2); | |
| 32 if (q == NULL) { | |
| 33 malloc_printf("realloc(%p, %zu) --> %p\n", p, chunksize * 2, | |
| 34 q); | |
| 35 ret = 1; | |
| 36 goto label_return; | |
| 37 } | |
| 38 for (i = 0; i < chunksize; i++) { | |
| 39 assert(q[i] == 'a'); | |
| 40 } | |
| 41 | |
| 42 p = q; | |
| 43 | |
| 44 q = (char *)realloc(p, chunksize); | |
| 45 if (q == NULL) { | |
| 46 malloc_printf("realloc(%p, %zu) --> %p\n", p, chunksize, q); | |
| 47 ret = 1; | |
| 48 goto label_return; | |
| 49 } | |
| 50 for (i = 0; i < chunksize; i++) { | |
| 51 assert(q[i] == 'a'); | |
| 52 } | |
| 53 | |
| 54 free(q); | |
| 55 | |
| 56 ret = 0; | |
| 57 label_return: | |
| 58 malloc_printf("Test end\n"); | |
| 59 return (ret); | |
| 60 } |
