From f664274af964fa1528b4be41f534ebb79c5a6a32 Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Fri, 16 Mar 2018 09:44:56 +0100
Subject: re PR c++/84874 (internal compiler error: in reshape_init_class, at
 cp/decl.c:5800)

	PR c++/84874
	* g++.dg/cpp2a/desig8.C: New test.

From-SVN: r258588
---
 gcc/testsuite/ChangeLog             |  5 ++++-
 gcc/testsuite/g++.dg/cpp2a/desig8.C | 31 +++++++++++++++++++++++++++++++
 2 files changed, 35 insertions(+), 1 deletion(-)
 create mode 100644 gcc/testsuite/g++.dg/cpp2a/desig8.C

(limited to 'gcc')

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4c03ff2..fdaa023 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,12 +1,15 @@
 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
 
+	PR c++/84874
+	* g++.dg/cpp2a/desig8.C: New test.
+
 	PR tree-optimization/84841
 	* gcc.dg/pr84841.c: New test.
 
 	PR c++/84874
 	* g++.dg/cpp2a/desig7.C: New test.
 
-03-16-2018  Mark Doffman  <mark.doffman@codethink.co.uk>
+2018-03-16  Mark Doffman  <mark.doffman@codethink.co.uk>
             Jim MacArthur  <jim.macarthur@codethink.co.uk>
 
 	* gfortran.dg/automatic_1.f90: New test.
diff --git a/gcc/testsuite/g++.dg/cpp2a/desig8.C b/gcc/testsuite/g++.dg/cpp2a/desig8.C
new file mode 100644
index 0000000..d00d86f
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp2a/desig8.C
@@ -0,0 +1,31 @@
+// PR c++/84874
+// { dg-do run { target c++17 } }
+// { dg-options "" }
+
+struct A { int a; struct { int b; }; };
+struct B { A d; };
+
+void
+foo (B *x)
+{
+  *x = { .d = { .b = 5 } };
+}
+
+void
+bar (A *x)
+{
+  *x = { .b = 6 };
+}
+
+int
+main ()
+{
+  B b = { { 2, 3 } };
+  foo (&b);
+  if (b.d.a != 0 || b.d.b != 5)
+    __builtin_abort ();
+  b.d.a = 8;
+  bar (&b.d);
+  if (b.d.a != 0 || b.d.b != 6)
+    __builtin_abort ();
+}
-- 
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