From 1fef1d87bbd78ce1ab182bd721098fdc9a2f7afd Mon Sep 17 00:00:00 2001
From: Randy Eckenrode <randy@largeandhighquality.com>
Date: Fri, 3 Nov 2023 18:34:41 -0400
Subject: [PATCH] mecab: fix build with clang 16

Force the language mode to C++14. mecab-nodic uses several features that
have been removed from C++17.
---
 pkgs/tools/text/mecab/base.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/tools/text/mecab/base.nix b/pkgs/tools/text/mecab/base.nix
index 572ec28c0750..ea572104238c 100644
--- a/pkgs/tools/text/mecab/base.nix
+++ b/pkgs/tools/text/mecab/base.nix
@@ -15,5 +15,9 @@ finalAttrs: {
     "--with-charset=utf8"
   ];
 
+  # mecab uses several features that have been removed in C++17.
+  # Force the language mode to C++14, so that it can compile with clang 16.
+  makeFlags = [ "CXXFLAGS=-std=c++14" ];
+
   doCheck = true;
 }