From d5cf10fb90cc3cea04a4ca241cce4cf2f800ea1d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A1szl=C3=B3=20Kupcsik?= <koopac@gmail.com>
Date: Sun, 9 Mar 2025 20:51:19 +0100
Subject: [PATCH] rPackages.graper: fix build

---
 pkgs/development/r-modules/default.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/pkgs/development/r-modules/default.nix b/pkgs/development/r-modules/default.nix
index 101433bfe70e..fc1a05996893 100644
--- a/pkgs/development/r-modules/default.nix
+++ b/pkgs/development/r-modules/default.nix
@@ -1295,6 +1295,13 @@ let
       '';
     });
 
+    graper = old.graper.overrideAttrs (attrs: {
+      postPatch = ''
+        substituteInPlace "src/Makevars" \
+          --replace-fail "CXX_STD=CXX11" "CXX_STD=CXX14"
+      '';
+    });
+
    ocf = old.ocf.overrideAttrs (attrs: {
       postPatch = "patchShebangs configure";
     });