tests/umovestr3.c: robustify against os specific issues

* tests/umovestr3.c (main): Create extra gap before unreadable page.

diff --git a/tests/umovestr3.c b/tests/umovestr3.c
index b4daae0619bbbbe73f85c3c5ad1d857bd8ec02ff..c0a62cd9df4ca6d482f634ba2814221643c69808 100644 (file)
--- a/tests/umovestr3.c
+++ b/tests/umovestr3.c
@@ -32,6 +32,7 @@
 int
 main(void)
 {
+       (void) tail_alloc(1);
        const unsigned int size = 8;
        const char *const p = tail_alloc(size);
        const char *const efault = p + size;