# HG changeset patch
# User Adam Chlipala <adamc@hcoop.net>
# Date 1245362775 14400
# Node ID 20a364c4a6dcc9add72137b20636b836c43fe94b
# Parent  1c2f335297b714f7e2fe737c8e3c3e35f558c246
Fix a bug with 'Some p' patterns, where 'p' needs specialization

diff -r 1c2f335297b7 -r 20a364c4a6dc src/specialize.sml
--- a/src/specialize.sml	Tue Jun 16 17:52:44 2009 -0400
+++ b/src/specialize.sml	Thu Jun 18 18:06:15 2009 -0400
@@ -190,6 +190,12 @@
                               | SOME pn' => ((PCon (dk, PConVar pn', [], po), #2 p), st)
                         end
         end
+      | PCon (dk, pc, args, SOME p') =>
+        let
+            val (p', st) = pat (p', st)
+        in
+            ((PCon (dk, pc, args, SOME p'), #2 p), st)
+        end
       | PCon _ => (p, st)
       | PRecord xps =>
         let