From adce349d7a7a0754cb16b1064a7e96b6e26613ac Mon Sep 17 00:00:00 2001
From: Nicholas Burlett <nickburlett@mac.com>
Date: Wed, 18 Mar 2015 10:18:37 -0700
Subject: [PATCH] Clear the regenerator cache every time we process

To address part of #3591, clear the regenerator's cache every time the
site is processed. This ensures that the regenerator doesn't incorrectly
believe a file hasn't changed based on stale information.
---
 lib/jekyll/regenerator.rb | 8 ++++++++
 lib/jekyll/site.rb        | 1 +
 2 files changed, 9 insertions(+)

diff --git a/lib/jekyll/regenerator.rb b/lib/jekyll/regenerator.rb
index 0616fdd9..b829a95c 100644
--- a/lib/jekyll/regenerator.rb
+++ b/lib/jekyll/regenerator.rb
@@ -59,6 +59,14 @@ module Jekyll
       @cache = {}
     end
 
+
+    # Clear just the cache
+    #
+    # Returns nothing
+    def clear_cache
+      @cache = {}
+    end
+
     # Checks if a path's (or one of its dependencies)
     # mtime has changed
     #
diff --git a/lib/jekyll/site.rb b/lib/jekyll/site.rb
index 96910255..3961669a 100644
--- a/lib/jekyll/site.rb
+++ b/lib/jekyll/site.rb
@@ -68,6 +68,7 @@ module Jekyll
       self.static_files = []
       self.data = {}
       @collections = nil
+      @regenerator.clear_cache()
 
       if limit_posts < 0
         raise ArgumentError, "limit_posts must be a non-negative number"