From 7493d97d7f8211cb60d52a5cb6af9fb9983b84fa Mon Sep 17 00:00:00 2001
From: Patrik Nyblom <pan@erlang.org>
Date: Fri, 4 Jun 2010 10:16:32 +0200
Subject: Add warnings for shadowed variables in ms_transform funs

Also changed compiler to allow for warnings in parse_transforms.
---
 lib/compiler/src/compile.erl | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'lib/compiler/src/compile.erl')

diff --git a/lib/compiler/src/compile.erl b/lib/compiler/src/compile.erl
index 4642fb68b3..39c4620da1 100644
--- a/lib/compiler/src/compile.erl
+++ b/lib/compiler/src/compile.erl
@@ -819,6 +819,10 @@ foldl_transform(St, [T|Ts]) ->
 	{'EXIT',R} ->
 	    Es = [{St#compile.ifile,[{none,compile,{parse_transform,T,R}}]}],
 	    {error,St#compile{errors=St#compile.errors ++ Es}};
+	{warning, Forms, Ws} ->
+	    foldl_transform(
+	      St#compile{code=Forms,
+			 warnings=St#compile.warnings ++ Ws}, Ts);
 	Forms ->
 	    foldl_transform(St#compile{code=Forms}, Ts)
     end;
-- 
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