From 1fe62960d35e6cdf262a0417d2d81e2cad5e025f Mon Sep 17 00:00:00 2001
From: Paolo Carlini <paolo.carlini@oracle.com>
Date: Wed, 10 Jul 2013 17:45:43 +0000
Subject: [PATCH] re PR c++/57874 (No SFINAE on ADL lookup failure)

2013-07-10  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/57874
	* g++.dg/cpp0x/sfinae48.C: New.

From-SVN: r200880
---
 gcc/testsuite/ChangeLog               |  5 +++++
 gcc/testsuite/g++.dg/cpp0x/sfinae48.C | 21 +++++++++++++++++++++
 2 files changed, 26 insertions(+)
 create mode 100644 gcc/testsuite/g++.dg/cpp0x/sfinae48.C

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index cbe3ae02b1b..7191eb507dd 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2013-07-10  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/57874
+	* g++.dg/cpp0x/sfinae48.C: New.
+
 2013-07-10  Jakub Jelinek  <jakub@redhat.com>
 
 	PR preprocessor/57824
diff --git a/gcc/testsuite/g++.dg/cpp0x/sfinae48.C b/gcc/testsuite/g++.dg/cpp0x/sfinae48.C
new file mode 100644
index 00000000000..ba728d9de8f
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/sfinae48.C
@@ -0,0 +1,21 @@
+// PR c++/57874
+// { dg-do compile { target c++11 } }
+
+namespace NX
+{
+  struct X {};
+  void foo(X) {}
+}
+
+namespace NY
+{
+  struct Y {};
+}
+
+template<class T>
+auto ADLfoo(T&&) -> decltype((foo(T{}), short()));
+
+char ADLfoo(...);
+
+static_assert(sizeof(ADLfoo(NY::Y{})) == 1, "");
+static_assert(sizeof(ADLfoo(NX::X{})) == 2, "");
-- 
2.30.2