From 2b18969e4835a79dc79f69025b77b5111263a924 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Wed, 4 Jan 2012 15:33:23 +0100
Subject: core_SUITE: Cover the nomatch_shadow warning in v3_kernel

---
 lib/compiler/test/core_SUITE.erl                   |  5 ++--
 .../test/core_SUITE_data/nomatch_shadow.core       | 28 ++++++++++++++++++++++
 2 files changed, 31 insertions(+), 2 deletions(-)
 create mode 100644 lib/compiler/test/core_SUITE_data/nomatch_shadow.core

(limited to 'lib/compiler/test')

diff --git a/lib/compiler/test/core_SUITE.erl b/lib/compiler/test/core_SUITE.erl
index 0a52dcdc4a..47d7f1aa51 100644
--- a/lib/compiler/test/core_SUITE.erl
+++ b/lib/compiler/test/core_SUITE.erl
@@ -23,7 +23,7 @@
 	 init_per_testcase/2,end_per_testcase/2,
 	 dehydrated_itracer/1,nested_tries/1,
 	 make_effect_seq/1,eval_is_boolean/1,
-	 unsafe_case/1]).
+	 unsafe_case/1,nomatch_shadow/1]).
 
 -include_lib("test_server/include/test_server.hrl").
 
@@ -44,7 +44,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
 all() -> 
     test_lib:recompile(?MODULE),
     [dehydrated_itracer,nested_tries,make_effect_seq,
-     eval_is_boolean,unsafe_case].
+     eval_is_boolean,unsafe_case,nomatch_shadow].
 
 groups() -> 
     [].
@@ -67,6 +67,7 @@ end_per_group(_GroupName, Config) ->
 ?comp(make_effect_seq).
 ?comp(eval_is_boolean).
 ?comp(unsafe_case).
+?comp(nomatch_shadow).
 
 try_it(Mod, Conf) ->
     Src = filename:join(?config(data_dir, Conf), atom_to_list(Mod)),
diff --git a/lib/compiler/test/core_SUITE_data/nomatch_shadow.core b/lib/compiler/test/core_SUITE_data/nomatch_shadow.core
new file mode 100644
index 0000000000..565d9dc0f3
--- /dev/null
+++ b/lib/compiler/test/core_SUITE_data/nomatch_shadow.core
@@ -0,0 +1,28 @@
+module 'nomatch_shadow' ['nomatch_shadow'/0]
+    attributes []
+'nomatch_shadow'/0 =
+    fun () ->
+	case <> of
+	  <> when 'true' ->
+	      apply 't'/1
+		  (42)
+	  ( <> when 'true' ->
+		( primop 'match_fail'
+		      ({'function_clause'})
+		  -| [{'function_name',{'nomatch_shadow',0}}] )
+	    -| ['compiler_generated'] )
+	end
+'t'/1 =
+    fun (_cor0) ->
+	case _cor0 of
+	  <42> when 'true' ->
+	      'ok'
+	  <42> when 'true' ->
+	      'ok'
+	  ( <_cor1> when 'true' ->
+		( primop 'match_fail'
+		      ({'function_clause',_cor1})
+		  -| [{'function_name',{'t',1}}] )
+	    -| ['compiler_generated'] )
+	end
+end
-- 
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