From 11ffae58473472766960b2f6c59108e331a9eba7 Mon Sep 17 00:00:00 2001
From: Marek Polacek <polacek@redhat.com>
Date: Wed, 29 Jan 2020 15:12:46 -0500
Subject: [PATCH] c++: Add new test [PR88092]

This test got fixed by r10-1976-gdaaa6fcc70ffe66bd56f5819ad4ee78fecd54bb6
so let's add it to the testsuite.

	PR c++/88092
	* g++.dg/cpp2a/nontype-class31.C: New test.
---
 gcc/testsuite/ChangeLog                      |  5 +++++
 gcc/testsuite/g++.dg/cpp2a/nontype-class31.C | 19 +++++++++++++++++++
 2 files changed, 24 insertions(+)
 create mode 100644 gcc/testsuite/g++.dg/cpp2a/nontype-class31.C

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index b62e7effb59..a8d563b1205 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2020-01-29  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/88092
+	* g++.dg/cpp2a/nontype-class31.C: New test.
+
 2020-01-29  Jeff Law  <law@redhat.com
 
 	PR tree-optimization/89689
diff --git a/gcc/testsuite/g++.dg/cpp2a/nontype-class31.C b/gcc/testsuite/g++.dg/cpp2a/nontype-class31.C
new file mode 100644
index 00000000000..329b3129e1b
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp2a/nontype-class31.C
@@ -0,0 +1,19 @@
+// PR c++/88092
+// { dg-do compile { target c++2a } }
+
+template<typename T>
+struct S {
+ constexpr S(...) { }
+};
+
+template <typename T> S(T) -> S<T>;
+
+template <S s> struct foo { };
+
+template <S s>
+void fn ()
+{
+  auto t = s;
+  foo<t> f1;
+  foo<s> f2;
+}
-- 
2.30.2