diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/conversion/ptrmem2.C')
-rw-r--r-- | gcc/testsuite/g++.dg/conversion/ptrmem2.C | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/conversion/ptrmem2.C b/gcc/testsuite/g++.dg/conversion/ptrmem2.C new file mode 100644 index 000000000..d46113db6 --- /dev/null +++ b/gcc/testsuite/g++.dg/conversion/ptrmem2.C @@ -0,0 +1,39 @@ +// Copyright (C) 2007 Free Software Foundation +// Contributed by Ollie Wild <aaw@google.com> +// { dg-do compile } + +// Assorted pointer to data member static cast tests. + +struct A { int x; }; +struct B : A { int x; }; +struct P : A { int x; }; +struct V { int x; }; +struct D : B, virtual V, private P { int x; }; + +// Valid static casts. +int B::*p1 = static_cast<int B::*>(&D::x); +int D::*p2 = static_cast<int D::*>(&B::x); + +// Virtual base class. +int V::*p3 = static_cast<int V::*>(&D::x); // { dg-error "" } +int D::*p4 = static_cast<int D::*>(&V::x); // { dg-error "" } + +// Inaccessible base class. +int P::*p5 = static_cast<int P::*>(&D::x); // { dg-error "" } +int D::*p6 = static_cast<int D::*>(&P::x); // { dg-error "" } + +// Ambiguous base class. +int A::*p7 = static_cast<int A::*>(&D::x); // { dg-error "" } +int D::*p8 = static_cast<int D::*>(&A::x); // { dg-error "" } + +// Valid conversions which increase cv-qualification. +const int B::*p9 = static_cast<const int B::*>(&D::x); +const int D::*p10 = static_cast<const int D::*>(&B::x); + +// Invalid conversions which decrease cv-qualification. +int B::*p11 = static_cast<int B::*>(p10); // { dg-error "casts away qualifiers" } +int D::*p12 = static_cast<int D::*>(p9); // { dg-error "casts away qualifiers" } + +// Attempts to change member type. +float B::*p13 = static_cast<float B::*>(&D::x); // { dg-error "" } +float D::*p14 = static_cast<float D::*>(&B::x); // { dg-error "" } |