From ac3fdd896dfff5b350d21e8874b2a676043ffb7c Mon Sep 17 00:00:00 2001
From: Empa <emanuel@empa.xyz>
Date: Sat, 6 Jan 2024 13:46:43 +0100
Subject: [PATCH] Test fib loop variant

---
 .../res/tests/fib_loop/fib_loop.out           |  1 +
 .../res/tests/fib_loop/fib_loop.saf           | 20 +++++++++++++++++++
 2 files changed, 21 insertions(+)
 create mode 100644 crates/saft-tests/res/tests/fib_loop/fib_loop.out
 create mode 100644 crates/saft-tests/res/tests/fib_loop/fib_loop.saf

diff --git a/crates/saft-tests/res/tests/fib_loop/fib_loop.out b/crates/saft-tests/res/tests/fib_loop/fib_loop.out
new file mode 100644
index 0000000..63a38c8
--- /dev/null
+++ b/crates/saft-tests/res/tests/fib_loop/fib_loop.out
@@ -0,0 +1 @@
+3736710778780434371
diff --git a/crates/saft-tests/res/tests/fib_loop/fib_loop.saf b/crates/saft-tests/res/tests/fib_loop/fib_loop.saf
new file mode 100644
index 0000000..0bafca4
--- /dev/null
+++ b/crates/saft-tests/res/tests/fib_loop/fib_loop.saf
@@ -0,0 +1,20 @@
+fn fib(n) {
+    if n == 0 { return 0; };
+
+    a := 0;
+    b := 1;
+
+    loop {
+        if n == 1 {
+            break b;
+        };
+
+        c := a + b;
+        a = b;
+        b = c;
+
+        n = n - 1;
+    }
+}
+
+print(fib(100));