More test cases

Signed-off-by: Alan Jowett <[email protected]>

test-data/loop.yaml

@@ -414,3 +414,29 @@ post:
 
 messages:
   - "0: Loop counter is too large (pc[0] < 100000)"
+
+---
+# Check for case where the verifier incorrectly assumes that an instruction is the head of a loop
+# when it is not. Verify that it still computes the correct post-state.
+test-case: non-loop backwards jump
+options: ["termination"]
+
+pre: [r0.type=number]
+code:
+  <start>: |
+    r0 = 1
+    goto <two>
+  <one>: |
+    r0 += 1
+    exit
+  <two>: |
+    r0 += 1
+    goto <one>
+
+post:
+  - "r0.svalue=3"
+  - "r0.uvalue=3"
+  - "r0.type=number"
+  - pc[2]=1
+
+messages: