From: Devecsery, David <ddevec@gatech.edu>
Date: Tue, 2 Feb 2021 23:43:21 +0000 (-0500)
Subject: Update lab1.md
X-Git-Url: https://git.devinivas.org/?a=commitdiff_plain;h=b65b8e7a5ddaf3153d4084e888e0bc70fd59dfde;p=cs3210-lab1.git

Update lab1.md
---

diff --git a/instructions/lab1.md b/instructions/lab1.md
index 7080ed3..a41d856 100644
--- a/instructions/lab1.md
+++ b/instructions/lab1.md
@@ -277,6 +277,9 @@ The library includes the following relevant functions:
 int stab_info(uint eip, struct stab_info *info);
 ```
 
+Sometimes (in the instance of compiler optimizations or assembly functions) the 
+`stab_info` function cannot find a symbol for a valid return address, in this instance
+your backtrace function should print the function name as <unknown> with an offset of 0.
 
 ## Part 3 - Modifying boot.