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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++.jason/opeq5.C
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Diffstat (limited to 'gcc/testsuite/g++.old-deja/g++.jason/opeq5.C')
-rw-r--r--gcc/testsuite/g++.old-deja/g++.jason/opeq5.C27
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.old-deja/g++.jason/opeq5.C b/gcc/testsuite/g++.old-deja/g++.jason/opeq5.C
new file mode 100644
index 000000000..a2590efcf
--- /dev/null
+++ b/gcc/testsuite/g++.old-deja/g++.jason/opeq5.C
@@ -0,0 +1,27 @@
+// { dg-do run }
+// Testcase for tricky synthesized op= in complex inheritance situation.
+// This used to test whether the virtual base was copy-assigned only once.
+// That feature is not required by ISO C++, so the test now only checks
+// whether the vbase is assigned at all.
+
+int count = 0;
+extern "C" int printf (const char *, ...);
+
+class A {
+ public:
+ A& operator = (const A&) { count++; return *this; }
+};
+
+class B: virtual private A { };
+class C: virtual public A { };
+class D: public B, public C { };
+
+int main()
+{
+ D a, b;
+ a = b;
+ printf ("%d\n",count);
+ if (count == 0)
+ return 1;
+ return 0;
+}