From d9243ded6be29c0e3804027b398b45cc9eb57690 Mon Sep 17 00:00:00 2001
From: Gwilym Inzani <email@gwilym.dev>
Date: Tue, 4 Jun 2024 21:18:10 +0100
Subject: [PATCH] The link register points to the next instruction

---
 agb/src/backtrace.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/agb/src/backtrace.rs b/agb/src/backtrace.rs
index 0673761b..2ead7d54 100644
--- a/agb/src/backtrace.rs
+++ b/agb/src/backtrace.rs
@@ -77,7 +77,10 @@ pub(crate) fn unwind_exception() -> Frames {
             break;
         }
 
-        frames.push(lr);
+        // need to subtract 2 here since the link register points to the _next_ instruction
+        // to execute, not the one that is being branched from which is the one we care about
+        // in the stack trace.
+        frames.push(lr - 2);
 
         frame_pointer = sp;
     }