Markdown reader: fixed parsing of fenced code after list...

...when there is no intervening blank line.

Closes #3733.

src/Text/Pandoc/Readers/Markdown.hs

@@ -868,7 +868,10 @@ rawListItem :: PandocMonad m
 rawListItem start = try $ do
   start
   first <- listLineCommon
-  rest <- many (notFollowedBy listStart >> notFollowedBy blankline >> listLine)
+  rest <- many (do notFollowedBy listStart
+                   notFollowedBy (() <$ codeBlockFenced)
+                   notFollowedBy blankline
+                   listLine)
   blanks <- many blankline
   return $ unlines (first:rest) ++ blanks
 

test/command/3733.md

@@ -0,0 +1,13 @@
+````
+% pandoc -t native
+- Item1
+- Item2
+```yaml
+some: code
+```
+^D
+[BulletList
+ [[Plain [Str "Item1"]]
+ ,[Plain [Str "Item2"]]]
+,CodeBlock ("",["yaml"],[]) "some: code"]
+````