From a85bea173a78caf21a375675cc12eb1db22b1c19 Mon Sep 17 00:00:00 2001
From: Ben Boeckel <ben.boeckel@kitware.com>
Date: Tue, 11 Feb 2020 03:30:55 -0500
Subject: cmGlobalNinjaGenerator: avoid unnecessary string addition

---
 Source/cmGlobalNinjaGenerator.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/cmGlobalNinjaGenerator.cxx b/Source/cmGlobalNinjaGenerator.cxx
index ff9c433..e83ac08 100644
--- a/Source/cmGlobalNinjaGenerator.cxx
+++ b/Source/cmGlobalNinjaGenerator.cxx
@@ -714,7 +714,7 @@ bool cmGlobalNinjaGenerator::CheckFortran(cmMakefile* mf) const
   /* clang-format off */
   e <<
     "The Ninja generator does not support Fortran using Ninja version\n"
-    "  " + this->NinjaVersion + "\n"
+    "  " << this->NinjaVersion << "\n"
     "due to lack of required features.  "
     "Kitware has implemented the required features and they have been "
     "merged to upstream ninja for inclusion in Ninja 1.10 and higher.  "
-- 
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