From 87af25b80bbda4b35c71c1379996fd985c422dec Mon Sep 17 00:00:00 2001
From: Kirill Osenkov <github@osenkov.com>
Date: Fri, 25 Jun 2021 13:40:07 -0700
Subject: [PATCH] Don't log Building with tools version "Current".

Fixes #6406
---
 .../BackEnd/Components/Logging/ProjectLoggingContext.cs    | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/Build/BackEnd/Components/Logging/ProjectLoggingContext.cs b/src/Build/BackEnd/Components/Logging/ProjectLoggingContext.cs
index 846c0b3a643..4c5e5934c83 100644
--- a/src/Build/BackEnd/Components/Logging/ProjectLoggingContext.cs
+++ b/src/Build/BackEnd/Components/Logging/ProjectLoggingContext.cs
@@ -135,7 +135,12 @@ private ProjectLoggingContext(NodeLoggingContext nodeLoggingContext, int submiss
                 properties,
                 items,
                 evaluationId);
-            LoggingService.LogComment(this.BuildEventContext, MessageImportance.Low, "ToolsVersionInEffectForBuild", toolsVersion);
+
+            // No need to log a redundant message in the common case
+            if (toolsVersion != "Current")
+            {
+                LoggingService.LogComment(this.BuildEventContext, MessageImportance.Low, "ToolsVersionInEffectForBuild", toolsVersion);
+            }
 
             this.IsValid = true;
         }