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-rw-r--r--lib/libmalloc/tests/testsbrk.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/lib/libmalloc/tests/testsbrk.c b/lib/libmalloc/tests/testsbrk.c
new file mode 100644
index 000000000000..ff6c68d1bb45
--- /dev/null
+++ b/lib/libmalloc/tests/testsbrk.c
@@ -0,0 +1,22 @@
+#include <stdio.h>
+
+int incr = 201;
+char *cp;
+int i;
+
+main()
+{
+ extern char *sbrk();
+ int sz;
+
+ sz = getpagesize();
+ printf("pagesize is 0x%08x (%d)\n", sz, sz);
+ for(i = 0; i < 1000; i++) {
+ if ((cp = sbrk(incr)) == (char *) -1) {
+ fprintf(stderr, "Cannot sbrk further\n");
+ exit(-1);
+ }
+ printf("segment starts at 0x%08x, ends at 0x%08x\n", (int) cp,
+ (int) (cp + incr - 1));
+ }
+}