1 files changed, 17 insertions, 0 deletions
diff --git a/tests/programs/o3scopes.zc b/tests/programs/o3scopes.zc
new file mode 100644
index 0000000..4dbf68c
--- /dev/null
+++ b/tests/programs/o3scopes.zc
@@ -0,0 +1,17 @@
+// registers reused by scopes that never overlap, and a fixed array read through its cached items and length
+o3 int scopes(fixed []int f) {
+	int total = 0;
+	for (int a = 0; a < 3; a++) { int x = a * 2; total += x; }
+	for (int b = 0; b < 3; b++) { int y = b * 3; total += y; }
+	for (int c = 0; c < 3; c++) { int z = c * 5; total += z; }
+	for (int e = 0; e < len(f); e++) { int w = f[e]; total += w; }
+	for (int g = 0; g < 4; g++) { int h = g + 1, q = h * h, r = q - 1; total += r; }
+	return total;
+}
+fn main() {
+	fixed []int f = new(fixed []int, 4);
+	for (int i = 0; i < 4; i++) f[i] = 10 * i;
+	put_n(scopes(f)); put_c(10);
+	free(d*f);
+	return 0;
+}