From 4d6452bab925f448852f277be66adee1b33ddce7 Mon Sep 17 00:00:00 2001
From: Mathnerd314 <mathnerd314.gph+hs@gmail.com>
Date: Mon, 17 Aug 2015 10:31:22 -0600
Subject: [PATCH] Move licenseAllowed check into the builder attribute (fixes
 #7541)

---
 pkgs/stdenv/generic/default.nix | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/pkgs/stdenv/generic/default.nix b/pkgs/stdenv/generic/default.nix
index fe7bec54ba0..19443e3e6ea 100644
--- a/pkgs/stdenv/generic/default.nix
+++ b/pkgs/stdenv/generic/default.nix
@@ -131,8 +131,6 @@ let
         else true;
 
     in
-      assert licenseAllowed attrs;
-
       lib.addPassthru (derivation (
         (removeAttrs attrs
           ["meta" "passthru" "crossAttrs" "pos"
@@ -152,7 +150,7 @@ let
           computedPropagatedImpureHostDeps = lib.unique (lib.concatMap (input: input.__propagatedImpureHostDeps or []) (propagatedBuildInputs ++ propagatedNativeBuildInputs));
         in
         {
-          builder = attrs.realBuilder or shell;
+          builder = assert licenseAllowed attrs; attrs.realBuilder or shell;
           args = attrs.args or ["-e" (attrs.builder or ./default-builder.sh)];
           stdenv = result;
           system = result.system;