diff options
Diffstat (limited to 'tools/test')
| -rw-r--r-- | tools/test/malloc/Makefile | 3 | ||||
| -rw-r--r-- | tools/test/malloc/main.c | 12 |
2 files changed, 12 insertions, 3 deletions
diff --git a/tools/test/malloc/Makefile b/tools/test/malloc/Makefile index 0db5977..6637ab1 100644 --- a/tools/test/malloc/Makefile +++ b/tools/test/malloc/Makefile @@ -1,5 +1,6 @@ +# $FreeBSD$ PROG= malloc -SRCS= main.c malloc.c +SRCS= main.c .PATH: ${.CURDIR}/../../../lib/libc/stdlib NOMAN= sorry diff --git a/tools/test/malloc/main.c b/tools/test/malloc/main.c index 4d1d380..2a05029 100644 --- a/tools/test/malloc/main.c +++ b/tools/test/malloc/main.c @@ -1,3 +1,4 @@ +/* $FreeBSD$ */ #include <stdlib.h> #include <stdio.h> #include <unistd.h> @@ -19,7 +20,7 @@ main(int argc, char **argv) printf("BRK(0)=%x ",sbrk(0)); foo = malloc (sizeof *foo * NBUCKETS); memset(foo,0,sizeof *foo * NBUCKETS); - for (i = 1; i <= 4096; i+=i) { + for (i = 1; i <= 4096; i *= 2) { for (j = 0 ; j < 40960/i && j < NBUCKETS; j++) { foo[j] = malloc(i); } @@ -31,8 +32,15 @@ main(int argc, char **argv) for (i = 0 ; i < NOPS ; i++) { j = random() % NBUCKETS; - k = random() % NSIZE; + k = random() % NSIZE; foo[j] = realloc(foo[j], k & 1 ? 0 : k); + if (k & 1 || k == 0) { + /* + * Workaround because realloc return bogus pointer rather than + * NULL if passed zero length. + */ + foo[j] = 0; + } if (foo[j]) foo[j][0] = 1; } |
