From 3c8d1eef72832a86bd85b7cb2629b672e174e651 Mon Sep 17 00:00:00 2001
From: Marc Chevrier <marc.chevrier@gmail.com>
Date: Sat, 18 Nov 2023 15:40:41 +0100
Subject: Ninja: depfile: keep rules without dependencies

To avoid repeated executions of custom command actions, depfile file
with rules without dependencies must be preserved.

Fixes: #25428
---
 Source/cmGccDepfileLexerHelper.cxx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Source/cmGccDepfileLexerHelper.cxx b/Source/cmGccDepfileLexerHelper.cxx
index 87377de..ae8892a 100644
--- a/Source/cmGccDepfileLexerHelper.cxx
+++ b/Source/cmGccDepfileLexerHelper.cxx
@@ -145,8 +145,8 @@ void cmGccDepfileLexerHelper::sanitizeContent()
         ++rit;
       }
     }
-    // Remove the entry if rules are empty or do not have any paths
-    if (it->rules.empty() || it->paths.empty()) {
+    // Remove the entry if rules are empty
+    if (it->rules.empty()) {
       it = this->Content.erase(it);
     } else {
       ++it;
-- 
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