diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/opt/thunk3.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/opt/thunk3.C | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/opt/thunk3.C b/gcc-4.9/gcc/testsuite/g++.dg/opt/thunk3.C new file mode 100644 index 000000000..bfd68744a --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/opt/thunk3.C @@ -0,0 +1,48 @@ +// PR c++/39106 +// { dg-do compile } +// { dg-options "-O2" } + +extern "C" void abort (); + +struct A +{ + A (bool x = true); +}; +class B +{ + virtual bool bar (A &, int) const =0; +}; +class C : virtual public B +{ +}; +struct D : virtual public B +{ + bool bar (A &, int) const; +}; +template <int N> +struct E : public D +{ + bool bar (A &x, int y) const + { + return baz().bar (x, y); + } + const D & baz () const; +}; +extern template class E<0>; + +void +foo () +{ + try + { + A a; + abort (); + } catch (...) + { + } + A b; + E<0> c; + c.bar (b, 3); + E<0> d; + d.bar (b, 3); +} |