PR c++/92058 - constinit malfunction in static data member.

	* g++.dg/cpp2a/constinit15.C: New test.

From-SVN: r277990

gcc/testsuite/ChangeLog

-2019-11-08 Mark Eggleston <mark.eggleston@codethink.com>
-	Jim MacArthur <jim.macarthur@codethink.co.uk>
+2019-11-08  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/92058 - constinit malfunction in static data member.
+	* g++.dg/cpp2a/constinit15.C: New test.
+
+2019-11-08  Mark Eggleston  <mark.eggleston@codethink.com>
+	    Jim MacArthur  <jim.macarthur@codethink.co.uk>
 
 	* gfortran.dg/dec_char_conversion_in_assignment_1.f90: New test.
 	* gfortran.dg/dec_char_conversion_in_assignment_2.f90: New test.

gcc/testsuite/g++.dg/cpp2a/constinit15.C

+// PR c++/92058 - constinit malfunction in static data member.
+// { dg-do compile { target c++2a } }
+
+struct B {
+    B() {}
+};
+
+struct A {
+    constinit static inline B b1{}; // { dg-error "does not have a constant initializer|call to non-.constexpr. function" }
+};
+
+int main() {
+    A a;
+}