From 6ff9491ae9a51c6adada2a667a869861edefcb2b Mon Sep 17 00:00:00 2001
From: Marek Polacek <mpolacek@gcc.gnu.org>
Date: Tue, 2 Jan 2018 15:05:09 +0000
Subject: [PATCH] re PR c++/81860 (Call to undefined inline function involving
 inheriting constructors)

	PR c++/81860
	* g++.dg/cpp0x/inh-ctor30.C: New test.

From-SVN: r256076
---
 gcc/ChangeLog                           |  4 ++++
 gcc/testsuite/ChangeLog                 |  5 +++--
 gcc/testsuite/g++.dg/cpp0x/inh-ctor30.C | 27 +++++++++++++++++++++++++
 3 files changed, 34 insertions(+), 2 deletions(-)
 create mode 100644 gcc/testsuite/g++.dg/cpp0x/inh-ctor30.C

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 522573ffb903..6cc4c4db8296 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2018-01-02  Richard Biener  <rguenther@suse.de>
+
+	* ipa-inline.c (big_speedup_p): Fix expression.
+
 2018-01-02  Jan Hubicka  <hubicka@ucw.cz>
 
 	PR target/81616
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 223877e2b440..9b88e6c05e38 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,6 +1,7 @@
-2018-01-02  Richard Biener  <rguenther@suse.de>
+2018-01-02  Marek Polacek  <polacek@redhat.com>
 
-	* ipa-inline.c (big_speedup_p): Fix expression.
+	PR c++/81860
+	* g++.dg/cpp0x/inh-ctor30.C: New test.
 
 2018-01-01  Paul Thomas  <pault@gcc.gnu.org>
 
diff --git a/gcc/testsuite/g++.dg/cpp0x/inh-ctor30.C b/gcc/testsuite/g++.dg/cpp0x/inh-ctor30.C
new file mode 100644
index 000000000000..f40b052eac0a
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/inh-ctor30.C
@@ -0,0 +1,27 @@
+// PR c++/81860
+// { dg-do compile { target c++11 } }
+// { dg-final { scan-assembler "_ZN1AIjEC2Ev" } }
+
+template <typename T>
+struct A
+{
+  A() {}
+};
+
+struct B
+{
+  template <typename D>
+  B(D, const A<unsigned>& a = A<unsigned>()) : a(a) {}
+
+  A<unsigned> a;
+};
+
+struct C : B
+{
+  using B::B;
+};
+
+int main()
+{
+  C c(0);
+}
-- 
2.47.2