From 67b237eab6133f4e22cebc165f10842c469972fb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?D=C3=A1vid=20Balatoni?=
 <40299962+dbalatoni13@users.noreply.github.com>
Date: Wed, 19 Nov 2025 05:55:55 +0100
Subject: [PATCH] Adjust symbol name matching logic for GCC (#278)

* Adjust symbol name matching logic for GCC

* Turn $ and . into a list

* Fix borrow issue
---
 objdiff-core/src/diff/data.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/objdiff-core/src/diff/data.rs b/objdiff-core/src/diff/data.rs
index 17bf1e8..6842c90 100644
--- a/objdiff-core/src/diff/data.rs
+++ b/objdiff-core/src/diff/data.rs
@@ -37,12 +37,13 @@ pub fn diff_bss_symbol(
 
 pub fn symbol_name_matches(left_name: &str, right_name: &str) -> bool {
     // Match Metrowerks symbol$1234 against symbol$2345
-    if let Some((prefix, suffix)) = left_name.split_once('$') {
+    // and GCC symbol.1234 against symbol.2345
+    if let Some((prefix, suffix)) = left_name.split_once(['$', '.']) {
         if !suffix.chars().all(char::is_numeric) {
             return false;
         }
         right_name
-            .split_once('$')
+            .split_once(['$', '.'])
             .is_some_and(|(p, s)| p == prefix && s.chars().all(char::is_numeric))
     } else {
         left_name == right_name