From: Mikko Rasa <tdb@tdb.fi>
Date: Thu, 30 Aug 2018 10:41:06 +0000 (+0300)
Subject: Use const references in BuildInfo::Tracked operators
X-Git-Url: http://git.tdb.fi/?p=builder.git;a=commitdiff_plain;h=7885ebe9620edd82f119eb290267c8e7eda014ed

Use const references in BuildInfo::Tracked operators
---

diff --git a/source/buildinfo.h b/source/buildinfo.h
index 1bba819..5528748 100644
--- a/source/buildinfo.h
+++ b/source/buildinfo.h
@@ -66,8 +66,8 @@ public:
 		Tracked(T v): value(v), set(false) { }
 		Tracked &operator=(const Tracked &v) { if(v.set) { value = v.value; set = true; } return *this; }
 
-		Tracked &operator=(T v) { value = v; set = true; return *this; }
-		operator T() const { return value; }
+		Tracked &operator=(const T &v) { value = v; set = true; return *this; }
+		operator const T &() const { return value; }
 	};
 
 	typedef std::map<std::string, std::string> DefineMap;