From bf4d34ba6260cc4464c51d73c313f0921d9fa0dc Mon Sep 17 00:00:00 2001
From: Weijia Wang <9713184+wegank@users.noreply.github.com>
Date: Sun, 10 Dec 2023 14:52:11 +0100
Subject: [PATCH] dl-poly-classic-mpi: fix build with gcc 11+

---
 .../science/molecular-dynamics/dl-poly-classic/default.nix   | 5 ++++-
 pkgs/top-level/all-packages.nix                              | 2 +-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/pkgs/applications/science/molecular-dynamics/dl-poly-classic/default.nix b/pkgs/applications/science/molecular-dynamics/dl-poly-classic/default.nix
index cf4584979ba2..a13a071584fd 100644
--- a/pkgs/applications/science/molecular-dynamics/dl-poly-classic/default.nix
+++ b/pkgs/applications/science/molecular-dynamics/dl-poly-classic/default.nix
@@ -20,6 +20,9 @@ stdenv.mkDerivation {
     cp -v ../build/MakePAR Makefile
   '';
 
+  # https://gitlab.com/DL_POLY_Classic/dl_poly/-/blob/master/README
+  env.NIX_CFLAGS_COMPILE = "-fallow-argument-mismatch";
+
   buildPhase = ''
     make dlpoly
   '';
@@ -33,7 +36,7 @@ stdenv.mkDerivation {
     homepage = "https://www.ccp5.ac.uk/DL_POLY_C";
     description = "DL_POLY Classic is a general purpose molecular dynamics simulation package";
     license = licenses.bsdOriginal;
-    platforms = [ "x86_64-linux" ];
+    platforms = platforms.unix;
     maintainers = [ maintainers.costrouc ];
   };
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e59de08224d3..bbde29597b96 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -39412,7 +39412,7 @@ with pkgs;
 
   ### SCIENCE/MOLECULAR-DYNAMICS
 
-  dl-poly-classic-mpi = callPackage ../applications/science/molecular-dynamics/dl-poly-classic { stdenv = gcc10StdenvCompat; };
+  dl-poly-classic-mpi = callPackage ../applications/science/molecular-dynamics/dl-poly-classic { };
 
   lammps = callPackage ../applications/science/molecular-dynamics/lammps {
     fftw = fftw;