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-rw-r--r--tests/conformance/8-runtime/new_zero_index_traps.zc6
1 files changed, 6 insertions, 0 deletions
diff --git a/tests/conformance/8-runtime/new_zero_index_traps.zc b/tests/conformance/8-runtime/new_zero_index_traps.zc
new file mode 100644
index 0000000..ee77d88
--- /dev/null
+++ b/tests/conformance/8-runtime/new_zero_index_traps.zc
@@ -0,0 +1,6 @@
+// expect error: zy: index 0 out of range (length 0)
+// spec 8.4: rt.new(0) has no words, so p[0] is outside
+include rt;
+void pn(int x) { rt.put_n(x); rt.put_c(10); }
+fn main() { word* p = rt.new(0); int i = 0; pn(p[i]); return 0; }
+// zc0: skip