From c89580487b38d365dad56afea587f698ae101947 Mon Sep 17 00:00:00 2001
From: Ben Boeckel <ben.boeckel@kitware.com>
Date: Thu, 7 Apr 2022 13:53:03 -0400
Subject: cmTarget: pass candidate strings by const-ref

This avoids having to copy the `std::string` overload.
---
 Source/cmTarget.cxx | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx
index a01321d..e85cc33 100644
--- a/Source/cmTarget.cxx
+++ b/Source/cmTarget.cxx
@@ -1227,16 +1227,16 @@ std::string ConvertToString<cmValue>(cmValue value)
 }
 
 template <typename ValueType>
-bool StringIsEmpty(ValueType value);
+bool StringIsEmpty(ValueType const& value);
 
 template <>
-bool StringIsEmpty<const char*>(const char* value)
+bool StringIsEmpty<const char*>(const char* const& value)
 {
   return cmValue::IsEmpty(value);
 }
 
 template <>
-bool StringIsEmpty<cmValue>(cmValue value)
+bool StringIsEmpty<cmValue>(cmValue const& value)
 {
   return value.IsEmpty();
 }
-- 
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