1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/other/crash-4.C b/gcc/testsuite/g++.dg/other/crash-4.C
new file mode 100644
index 000000000..a77fe05d4
--- /dev/null
+++ b/gcc/testsuite/g++.dg/other/crash-4.C
@@ -0,0 +1,26 @@
+// Copyright (C) 2005 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 14 Jun 2005 <nathan@codesourcery.com>
+
+// PR 20678: ICE on error message
+// Origin:  Andrew Pinski pinskia@gcc.gnu.org
+
+// NOTE: This test assumes packed structure layout differs from unpacked
+//       structure layout.  This isn't true, e.g., with the default
+//       arm-none-elf options.
+// { dg-options "-mstructure-size-boundary=8" { target arm*-*-* } }
+
+struct a
+{
+  int m;
+  a(const a&);
+};
+struct b // { dg-error "cannot bind packed field" "" { target { ! default_packed } } }
+{
+  char c;
+  a aa __attribute__((packed)); // { dg-warning "attribute ignored" "" { target default_packed } }
+};
+struct c
+{
+  b bb;
+  c(const b& __a): bb(__a) {} // { dg-message "synthesized" "" { target { ! default_packed } } }
+};