From 3d0ac2daface107f2edb1e0e4636d3960b6e856d Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Tue, 22 Apr 2025 17:12:54 -0400
Subject: [PATCH] clang-tidy: fix bugprone-unhandled-self-assignment lint

---
 Source/cmSourceGroup.cxx | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/Source/cmSourceGroup.cxx b/Source/cmSourceGroup.cxx
index 3a3ca595b3..4a7f8e2e91 100644
--- a/Source/cmSourceGroup.cxx
+++ b/Source/cmSourceGroup.cxx
@@ -40,11 +40,13 @@ cmSourceGroup::cmSourceGroup(cmSourceGroup const& r)
 
 cmSourceGroup& cmSourceGroup::operator=(cmSourceGroup const& r)
 {
-  this->Name = r.Name;
-  this->GroupRegex = r.GroupRegex;
-  this->GroupFiles = r.GroupFiles;
-  this->SourceFiles = r.SourceFiles;
-  *(this->Internal) = *(r.Internal);
+  if (this != &r) {
+    this->Name = r.Name;
+    this->GroupRegex = r.GroupRegex;
+    this->GroupFiles = r.GroupFiles;
+    this->SourceFiles = r.SourceFiles;
+    *(this->Internal) = *(r.Internal);
+  }
   return *this;
 }