From 338f5208b3970040ac51fb0cf6a979957d396bf4 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Mon, 18 Mar 2019 08:47:58 +0000
Subject: [PATCH] compcert: fix source

---
 pkgs/development/compilers/compcert/default.nix | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/compilers/compcert/default.nix b/pkgs/development/compilers/compcert/default.nix
index de01d7afdf04..4538d3031489 100644
--- a/pkgs/development/compilers/compcert/default.nix
+++ b/pkgs/development/compilers/compcert/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, fetchurl, fetchpatch, makeWrapper
+{ stdenv, lib, fetchFromGitHub, fetchpatch, makeWrapper
 , coq, ocamlPackages, coq2html
 , tools ? stdenv.cc
 }:
@@ -14,9 +14,11 @@ stdenv.mkDerivation rec {
   name    = "compcert-${version}";
   version = "3.5";
 
-  src = fetchurl {
-    url    = "http://compcert.inria.fr/release/${name}.tgz";
-    sha256 = "127s8nwsmpl7ng7h4yy8cci8p6ncsw8i8jq3z0pyhx2siryddq0v";
+  src = fetchFromGitHub {
+    owner = "AbsInt";
+    repo = "CompCert";
+    rev = "v${version}";
+    sha256 = "1g8067a5x3vd0l47d04gjvy5yx49nghh55am5d1fbrjirfsnsz8j";
   };
 
   nativeBuildInputs = [ makeWrapper ];
@@ -24,7 +26,6 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   patchPhase = ''
-    substituteInPlace ./VERSION --replace 3.4 3.5
     substituteInPlace ./configure \
       --replace '{toolprefix}gcc' '{toolprefix}cc'
   '';