From ef94c6dc1d5a21c095a2da50e3a3c0859cd0bea7 Mon Sep 17 00:00:00 2001
From: Nikolay Amiantov <ab@fmap.me>
Date: Tue, 21 Mar 2017 21:56:40 +0300
Subject: [PATCH] mesa: enable texture floats only for drivers

To be on more safe side. This shouldn't matter theoretically as nothing in core
Mesa depends on them.

(cherry picked from commit 328bcdae252319bacdac9e9e20d0125af9969e20)
---
 pkgs/development/libraries/mesa/default.nix | 2 +-
 pkgs/top-level/all-packages.nix             | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/mesa/default.nix b/pkgs/development/libraries/mesa/default.nix
index 1d0aa2bd8d5a..6a5c72f04c3a 100644
--- a/pkgs/development/libraries/mesa/default.nix
+++ b/pkgs/development/libraries/mesa/default.nix
@@ -7,7 +7,7 @@
 , enableRadv ? false
 # Texture floats are patented, see docs/patents.txt, so we don't enable them for full Mesa.
 # It's overridden for mesa_drivers.
-, enableTextureFloats ? true
+, enableTextureFloats ? false
 , galliumDrivers ? null
 , driDrivers ? null
 , vulkanDrivers ? null
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 37e7ac5dc0e2..bd812cac27e7 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -8886,6 +8886,7 @@ with pkgs;
   mesa_drivers = mesaDarwinOr (
     let mo = mesa_noglu.override {
       grsecEnabled = config.grsecurity or false;
+      enableTextureFloats = true;
     };
     in mo.drivers
   );