From e92a01a8876eb52c54d83d54323db89a2be097aa Mon Sep 17 00:00:00 2001
From: Context Git Mirror Bot <phg42.2a@gmail.com>
Date: Sat, 23 May 2015 13:15:04 +0200
Subject: 2015-05-23 10:16:00

---
 tex/generic/context/luatex/luatex-fonts-cbk.lua    | 17 +++++++++++++----
 tex/generic/context/luatex/luatex-fonts-merged.lua | 19 ++++++++++++++-----
 2 files changed, 27 insertions(+), 9 deletions(-)

(limited to 'tex/generic')

diff --git a/tex/generic/context/luatex/luatex-fonts-cbk.lua b/tex/generic/context/luatex/luatex-fonts-cbk.lua
index 58162b4af..81b5b6e85 100644
--- a/tex/generic/context/luatex/luatex-fonts-cbk.lua
+++ b/tex/generic/context/luatex/luatex-fonts-cbk.lua
@@ -18,6 +18,7 @@ local nodes = nodes
 
 local traverse_id = node.traverse_id
 local free_node   = node.free
+local remove_node = node.remove
 
 local glyph_code  = nodes.nodecodes.glyph
 local disc_code   = nodes.nodecodes.disc
@@ -60,6 +61,7 @@ function nodes.handlers.nodepass(head)
         local prevfont  = nil
         local basefont  = nil
         local variants  = nil
+        local redundant = nil
         for n in traverse_id(glyph_code,head) do
             local font = n.font
             if font ~= prevfont then
@@ -104,17 +106,24 @@ function nodes.handlers.nodepass(head)
                             local variant = hash[p.char]
                             if variant then
                                 p.char = variant
-                                p.next = n.next
-                                if n.next then
-                                    n.next.prev = p
+                                if not redundant then
+                                    redundant = { n }
+                                else
+                                    redundant[#redundant+1] = n
                                 end
-                                node.free(n)
                             end
                         end
                     end
                 end
             end
         end
+        if redundant then
+            for i=1,#redundant do
+                local n = redundant[i]
+                remove_node(head,n)
+                free_node(n)
+            end
+        end
         for d in traverse_id(disc_code,head) do
             local r = d.replace
             if r then
diff --git a/tex/generic/context/luatex/luatex-fonts-merged.lua b/tex/generic/context/luatex/luatex-fonts-merged.lua
index c060dc304..fe61b3dcb 100644
--- a/tex/generic/context/luatex/luatex-fonts-merged.lua
+++ b/tex/generic/context/luatex/luatex-fonts-merged.lua
@@ -1,6 +1,6 @@
 -- merged file : luatex-fonts-merged.lua
 -- parent file : luatex-fonts.lua
--- merge date  : 05/22/15 19:25:13
+-- merge date  : 05/23/15 10:13:59
 
 do -- begin closure to overcome local limits and interference
 
@@ -15211,6 +15211,7 @@ local fonts=fonts
 local nodes=nodes
 local traverse_id=node.traverse_id
 local free_node=node.free
+local remove_node=node.remove
 local glyph_code=nodes.nodecodes.glyph
 local disc_code=nodes.nodecodes.disc
 local ligaturing=node.ligaturing
@@ -15241,6 +15242,7 @@ function nodes.handlers.nodepass(head)
     local prevfont=nil
     local basefont=nil
     local variants=nil
+    local redundant=nil
     for n in traverse_id(glyph_code,head) do
       local font=n.font
       if font~=prevfont then
@@ -15285,17 +15287,24 @@ function nodes.handlers.nodepass(head)
               local variant=hash[p.char]
               if variant then
                 p.char=variant
-                p.next=n.next
-                if n.next then
-                  n.next.prev=p
+                if not redundant then
+                  redundant={ n }
+                else
+                  redundant[#redundant+1]=n
                 end
-                node.free(n)
               end
             end
           end
         end
       end
     end
+    if redundant then
+      for i=1,#redundant do
+        local n=redundant[i]
+        remove_node(head,n)
+        free_node(n)
+      end
+    end
     for d in traverse_id(disc_code,head) do
       local r=d.replace
       if r then
-- 
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