From f3dda728a4a92520ec9db7bd28a184af9c07db0d Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Sun, 26 Jul 2015 12:07:14 +0200
Subject: [PATCH] Remove unnecessary parentheses

---
 src/libstore/build.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index e7696e44e..d1703f483 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -2730,10 +2730,10 @@ void DerivationGoal::registerOutputs()
             for (auto & i : used)
                 if (allowed) {
                     if (spec.find(i) == spec.end())
-                        throw BuildError(format("output (‘%1%’) is not allowed to refer to path ‘%2%’") % actualPath % i);
+                        throw BuildError(format("output ‘%1%’ is not allowed to refer to path ‘%2%’") % actualPath % i);
                 } else {
                     if (spec.find(i) != spec.end())
-                        throw BuildError(format("output (‘%1%’) is not allowed to refer to path ‘%2%’") % actualPath % i);
+                        throw BuildError(format("output ‘%1%’ is not allowed to refer to path ‘%2%’") % actualPath % i);
                 }
         };