re PR lto/42987 (Testcases local1-a.cc and local1.C cause ICE when compiled with -flto -g)

2012-05-07  Richard Guenther  <rguenther@suse.de>

	PR lto/42987
	* g++.dg/lto/pr42987_0.C: New testcase.
	* g++.dg/lto/pr42987_1.C: Likewise.

From-SVN: r187231

gcc/testsuite/ChangeLog

+2012-05-07  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/42987
+	* g++.dg/lto/pr42987_0.C: New testcase.
+	* g++.dg/lto/pr42987_1.C: Likewise.
+
 2012-05-07  Tobias Burnus  <burnus@net-b.de>
 
 	PR fortran/53255

gcc/testsuite/g++.dg/lto/pr42987_0.C

+// { dg-lto-do run }
+// { dg-lto-options { { -flto -g } { -flto -flto-partition=none -g } } }
+
+#include <typeinfo>
+
+struct B {
+  virtual void b() {}
+};
+
+static B* f() {
+  struct D : public B {
+  };
+
+  return new D;
+}
+
+extern B* g();
+
+int main () {
+  if (typeid (*f()) == typeid (*g()))
+    return 1;
+}

gcc/testsuite/g++.dg/lto/pr42987_1.C

+struct B {
+  virtual void b() {}
+};
+
+static B* f() {
+  struct D : public B {
+  };
+
+  return new D;
+}
+
+B* g() {
+  return f();
+}