From 6f0ef6bb3259031ddf2a3a69905a5ec7a86a1067 Mon Sep 17 00:00:00 2001
From: Franz Pletz <fpletz@fnordicwalking.de>
Date: Sat, 29 Jul 2017 19:42:44 +0200
Subject: [PATCH] ispc: build with current flex

---
 pkgs/development/compilers/ispc/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/compilers/ispc/default.nix b/pkgs/development/compilers/ispc/default.nix
index f8413075ac8..6bc7f66ca29 100644
--- a/pkgs/development/compilers/ispc/default.nix
+++ b/pkgs/development/compilers/ispc/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchFromGitHub, bash, which, m4, python, bison, flex_2_6_1, llvmPackages, clangWrapSelf,
+{stdenv, fetchFromGitHub, bash, which, m4, python, bison, flex, llvmPackages, clangWrapSelf,
 testedTargets ? ["sse2" "host"] # the default test target is sse4, but that is not supported by all Hydra agents
 }:
 
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
     m4
     python
     bison
-    flex_2_6_1
+    flex
     llvm
     llvmPackages.clang-unwrapped # we need to link against libclang, so we need the unwrapped
   ];