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diff gcc/testsuite/g++.dg/cpp2a/constexpr-virtual6.C @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/g++.dg/cpp2a/constexpr-virtual6.C	Thu Oct 25 07:37:49 2018 +0900
@@ -0,0 +1,25 @@
+// P1064R0
+// { dg-do compile }
+// { dg-options "-std=c++2a" }
+
+struct X1
+{
+  constexpr virtual X1 const *f() const { return this; }
+};
+
+struct Y
+{
+  int m = 0;
+};
+
+struct X2: public Y, public X1
+{
+  constexpr virtual X2 const *f() const { return this; }
+};
+
+constexpr X1 x1;
+static_assert(x1.f() == &x1);
+
+constexpr X2 x2;
+constexpr X1 const& r2 = x2;
+static_assert(r2.f() == &r2);