From 8a9d5e296b12810f7a5a2684c412e1188172a6a9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fabi=C3=A1n=20Heredia=20Montiel?= <fabianhjr@protonmail.com>
Date: Fri, 15 Apr 2022 11:14:41 -0500
Subject: [PATCH] cmtk: add `-std=c++11` to fix build on gcc11

---
 pkgs/applications/science/biology/cmtk/default.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/applications/science/biology/cmtk/default.nix b/pkgs/applications/science/biology/cmtk/default.nix
index b6286d11c8cb..36db47ad168a 100644
--- a/pkgs/applications/science/biology/cmtk/default.nix
+++ b/pkgs/applications/science/biology/cmtk/default.nix
@@ -12,7 +12,10 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake ];
 
-  NIX_CFLAGS_COMPILE = lib.optionalString stdenv.cc.isClang "-Wno-error=c++11-narrowing";
+  NIX_CFLAGS_COMPILE = [
+    "-std=c++11"
+    (lib.optional stdenv.cc.isClang "-Wno-error=c++11-narrowing")
+  ];
 
   meta = with lib; {
     description = "Computational Morphometry Toolkit ";