From 13baa2b5a5eddce9402480d5929261040651f2a0 Mon Sep 17 00:00:00 2001
From: Hiroshi SHIBATA <hsbt@ruby-lang.org>
Date: Fri, 27 Mar 2020 10:01:44 +0900
Subject: [PATCH] [ruby/matrix] Drop to Ruby 2.4 and 2.5

https://github.com/ruby/matrix/commit/3244d82804
---
 lib/matrix/matrix.gemspec | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/matrix/matrix.gemspec b/lib/matrix/matrix.gemspec
index 24e2d59674..018963d913 100644
--- a/lib/matrix/matrix.gemspec
+++ b/lib/matrix/matrix.gemspec
@@ -17,6 +17,7 @@ Gem::Specification.new do |spec|
   spec.description   = %q{An implementation of Matrix and Vector classes.}
   spec.homepage      = "https://github.com/ruby/matrix"
   spec.license       = "BSD-2-Clause"
+  spec.required_ruby_version = ">= 2.5.0"
 
   spec.files         = [".gitignore", "Gemfile", "LICENSE.txt", "README.md", "Rakefile", "bin/console", "bin/setup", "lib/matrix.rb", "lib/matrix/eigenvalue_decomposition.rb", "lib/matrix/lup_decomposition.rb", "lib/matrix/version.rb", "matrix.gemspec"]
   spec.bindir        = "exe"