From e75009ecdc94a1f16cca0ec42f76594384a24479 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Wed, 14 Feb 2018 22:46:12 +0000
Subject: [PATCH] eprover: fix build in non-GCC environments

---
 pkgs/applications/science/logic/eprover/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/applications/science/logic/eprover/default.nix b/pkgs/applications/science/logic/eprover/default.nix
index 79c3b74e496..44328eeb6bb 100644
--- a/pkgs/applications/science/logic/eprover/default.nix
+++ b/pkgs/applications/science/logic/eprover/default.nix
@@ -1,4 +1,5 @@
 { stdenv, fetchurl, which }:
+
 stdenv.mkDerivation rec {
   name = "eprover-${version}";
   version = "2.0";
@@ -11,7 +12,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ which ];
 
   preConfigure = ''
-    sed -e 's/ *CC *= gcc$//' -i Makefile.vars
+    sed -e 's/ *CC *= *gcc$//' -i Makefile.vars
   '';
   configureFlags = "--exec-prefix=$(out) --man-prefix=$(out)/share/man";