From 9177a016508696e664df5fa20ce44565978c34c4 Mon Sep 17 00:00:00 2001
From: Marek Polacek <polacek@redhat.com>
Date: Tue, 14 May 2019 21:19:01 +0000
Subject: [PATCH] re PR c++/68918 (spurious "invalid use of incomplete type" in
 trailing return type)

	PR c++/68918
	* g++.dg/cpp0x/decltype71.C: New test.

From-SVN: r271193
---
 gcc/testsuite/ChangeLog                 |  3 +++
 gcc/testsuite/g++.dg/cpp0x/decltype71.C | 25 +++++++++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 gcc/testsuite/g++.dg/cpp0x/decltype71.C

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3dfe6b0550d..93aa83b58c5 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,8 @@
 2019-05-14  Marek Polacek  <polacek@redhat.com>
 
+	PR c++/68918
+	* g++.dg/cpp0x/decltype71.C: New test.
+
 	PR c++/70156
 	* g++.dg/init/static5.C: New test.
 
diff --git a/gcc/testsuite/g++.dg/cpp0x/decltype71.C b/gcc/testsuite/g++.dg/cpp0x/decltype71.C
new file mode 100644
index 00000000000..24c3abfba49
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/decltype71.C
@@ -0,0 +1,25 @@
+// PR c++/68918
+// { dg-do compile { target c++11 } }
+
+struct foo {
+    static void a() {}
+
+    auto b() const -> decltype( this->a() )
+    {}
+
+    template<typename X>
+    auto c() -> decltype( this->a() )
+    {}
+
+    template<typename X>
+    auto d() const -> decltype( a() )
+    {}
+
+    template<typename X>
+    auto e() const -> decltype( this->a() )
+    {}
+};
+
+int main()
+{
+}
-- 
2.30.2