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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/g++.old-deja/g++.other/dyncast3.C
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Diffstat (limited to 'gcc/testsuite/g++.old-deja/g++.other/dyncast3.C')
-rw-r--r--gcc/testsuite/g++.old-deja/g++.other/dyncast3.C33
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diff --git a/gcc/testsuite/g++.old-deja/g++.other/dyncast3.C b/gcc/testsuite/g++.old-deja/g++.other/dyncast3.C
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+++ b/gcc/testsuite/g++.old-deja/g++.other/dyncast3.C
@@ -0,0 +1,33 @@
+// { dg-do run }
+// Author: Alfred Miniarik <a8601248@unet.univie.ac.at>
+// test of dynamic_cast
+// runtime detecting of nonpublic
+// inheritance within a cast
+// and therefor failing with result 0.
+
+extern "C" void abort();
+extern "C" int printf (const char *, ...);
+
+static int errors = 0;
+
+void error(int i)
+{
+ printf("Error %i\n",i);
+ errors++;
+}
+
+struct A {virtual ~A(){}};
+struct B : private virtual A {};
+struct C : virtual A {};
+struct D : B, C {};
+
+int
+main()
+{
+ D d;
+ A* ap= &d;
+ if(&d != dynamic_cast<D*>(ap)) error(1);
+ if((B*)&d != dynamic_cast<B*>(ap)) error(2);
+ if((C*)&d != dynamic_cast<C*>(ap)) error(3);
+ return errors ? 1 : 0;
+}