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-rw-r--r--tests/programs/arena.zc16
1 files changed, 16 insertions, 0 deletions
diff --git a/tests/programs/arena.zc b/tests/programs/arena.zc
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--- /dev/null
+++ b/tests/programs/arena.zc
@@ -0,0 +1,16 @@
+// the bump arena: interior pointers, a rewind, and a full bump.
+fn main() {
+ let a = arena_new(32), p, q, r;
+ p = arena_alloc(a, 4);
+ p[0] = 7;
+ q = arena_alloc(a, 4);
+ put_n(q - p); put_c(' ');
+ put_n(p[0]); put_c(' ');
+ put_n(q[0]); put_c(' ');
+ arena_reset(a);
+ r = arena_alloc(a, 4);
+ put_n(r == p); put_c(' ');
+ put_n(arena_alloc(a, 100) == 0); put_c(10);
+ free(d*a);
+ return 0;
+}