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+// debug_msg.cc -- a test case for printing debug info for missing symbols.
+
+// Copyright 2006, 2007, 2008 Free Software Foundation, Inc.
+// Written by Ian Lance Taylor <iant@google.com>.
+
+// This file is part of gold.
+
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+// MA 02110-1301, USA.
+
+// This file is constructed to have undefined references. In
+// debug_msg.sh, we will try to link this file, and analyze the
+// error messages that are produced.
+
+extern int undef_int;
+extern float undef_float;
+extern void undef_fn1();
+extern void undef_fn2();
+
+int* badref1 = &undef_int;
+static float* badref2 = &undef_float;
+void (*fn_array[])() =
+{
+ undef_fn1,
+ undef_fn2
+};
+
+template<class Foo>
+int testfn(Foo x)
+{
+ undef_fn1();
+ undef_fn2();
+ return undef_int;
+}
+
+class Base
+{
+ virtual void virtfn() { undef_fn1(); }
+};
+
+class Derived : public Base
+{
+ virtual void virtfn() { undef_fn2(); }
+};
+
+// This tests One Definition Rule (ODR) violations.
+void SortAscending(int array[], int size); // in odr_violation1.cc
+void SortDescending(int array[], int size); // in odr_violation2.cc
+// This tests One Definition Rule (ODR) non-violations.
+#include "odr_header2.h"
+OdrBase* CreateOdrDerived1(); // in odr_violation1.cc
+OdrBase* CreateOdrDerived2(); // in odr_violation2.cc
+
+extern "C" int OverriddenCFunction(int i); // in odr_violation*.cc
+
+inline int SometimesInlineFunction(int i) { // strong in odr_violation2.cc.
+ return i;
+}
+
+
+int main()
+{
+ testfn(5);
+ testfn(4.0);
+
+ Base b;
+ Derived d;
+
+ int kInput1[] = {1, 6, 9, 7, 3, 4, 2, 10, 5, 8};
+ int kSize1 = sizeof(kInput1) / sizeof(int);
+ SortAscending(kInput1, kSize1);
+
+ int kInput2[] = {1, 6, 9, 7, 3, 4, 2, 10, 5, 8};
+ int kSize2 = sizeof(kInput2) / sizeof(int);
+ SortDescending(kInput2, kSize2);
+
+ OverriddenCFunction(3);
+ SometimesInlineFunction(3);
+
+ delete CreateOdrDerived1();
+ delete CreateOdrDerived2();
+
+ return 0;
+}