From d2f213216001232aa979f48b15a71999850635e0 Mon Sep 17 00:00:00 2001
From: Patrick Hilhorst <git@hilhorst.be>
Date: Wed, 16 May 2018 21:04:45 +0200
Subject: [PATCH 1/2] iasl: 20180313 -> 20180508

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

diff --git a/pkgs/development/compilers/iasl/default.nix b/pkgs/development/compilers/iasl/default.nix
index 22f80ae559f..6cf4c85fb20 100644
--- a/pkgs/development/compilers/iasl/default.nix
+++ b/pkgs/development/compilers/iasl/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "iasl-${version}";
-  version = "20180313";
+  version = "20180508";
 
   src = fetchurl {
     url = "https://acpica.org/sites/acpica/files/acpica-unix-${version}.tar.gz";
-    sha256 = "05ab2xfv9wqwbzjaa9xqgrvvan87rxv29hw48h1gcckpc5smp2wm";
+    sha256 = "1n7lqmv77kg28drahvxzybwl9v4hzwi8i7xkpgliclfcp5ff909b";
   };
 
   NIX_CFLAGS_COMPILE = "-O3";

From 482a41f025a275d2f60f3d0067ca30912f146ee6 Mon Sep 17 00:00:00 2001
From: Patrick Hilhorst <git@hilhorst.be>
Date: Wed, 16 May 2018 21:10:59 +0200
Subject: [PATCH 2/2] iasl: Temporary fix for acpica/acpica/#387

---
 pkgs/development/compilers/iasl/default.nix | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/compilers/iasl/default.nix b/pkgs/development/compilers/iasl/default.nix
index 6cf4c85fb20..a514672016f 100644
--- a/pkgs/development/compilers/iasl/default.nix
+++ b/pkgs/development/compilers/iasl/default.nix
@@ -9,7 +9,11 @@ stdenv.mkDerivation rec {
     sha256 = "1n7lqmv77kg28drahvxzybwl9v4hzwi8i7xkpgliclfcp5ff909b";
   };
 
-  NIX_CFLAGS_COMPILE = "-O3";
+  NIX_CFLAGS_COMPILE = [
+    "-O3"
+    # See: https://github.com/acpica/acpica/issues/387:
+    "-Wno-error=format-overflow"
+  ];
 
   buildFlags = "iasl";