1 files changed, 41 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.old-deja/g++.other/sizeof4.C b/gcc/testsuite/g++.old-deja/g++.other/sizeof4.C
new file mode 100644
index 000000000..325d3d003
--- /dev/null
+++ b/gcc/testsuite/g++.old-deja/g++.other/sizeof4.C
@@ -0,0 +1,41 @@
+// { dg-do assemble  }
+
+// Copyright (C) 1999 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 5 Sep 1999 <nathan@acm.org>
+
+// C++ does not decay lvalues into rvalues until as late as possible. This
+// means things like the rhs of a comma operator mustn't decay. This will make
+// a difference if it is an array or function.
+
+struct S;
+struct T {int m;};
+extern S s;  // an incomplete
+extern S arys[20];  // an incomplete array
+extern T aryt[];    // an incomplete array;
+
+void fn () {}
+
+int main (int argc, char **argv)
+{
+  sizeof (s);           // { dg-error "" } incomplete
+  sizeof (0, s);        // { dg-error "" } incomplete
+  sizeof (argc ? s : s); // { dg-error "" } incomplete
+
+  sizeof (arys);        // { dg-error "" } incomplete
+  sizeof (0, arys);     // { dg-error "" } incomplete
+  sizeof (argc ? arys : arys); // { dg-error "" } incomplete
+
+  sizeof (aryt);        // { dg-error "" } incomplete
+  sizeof (0, aryt);     // { dg-error "" } incomplete
+  sizeof (argc ? aryt : aryt); // { dg-error "" } incomplete
+  
+  sizeof (fn);            // { dg-error "" } cannot take size of function
+  sizeof (0, fn);         // { dg-error "" } cannot take size of function
+  sizeof (argc ? fn : fn); // { dg-error "" } cannot take size of function
+  
+  sizeof (&fn);       // ok
+  sizeof (0, &fn);    // ok
+  sizeof (argc ? &fn : &fn); // ok
+  
+  return 0;
+}