diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/template/repo9.C')
-rw-r--r-- | gcc/testsuite/g++.dg/template/repo9.C | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/template/repo9.C b/gcc/testsuite/g++.dg/template/repo9.C new file mode 100644 index 000000000..7ddc6bf56 --- /dev/null +++ b/gcc/testsuite/g++.dg/template/repo9.C @@ -0,0 +1,49 @@ +// PR c++/36364 +// { dg-options "-frepo" } +// { dg-final { cleanup-repo-files } } +// { dg-require-host-local "" } +// { dg-skip-if "dkms are not final links" { vxworks_kernel } } + +template <typename C> struct A +{ + static void assign (C &c1, const C &c2) { c1 = c2; } +}; + +template <typename C, typename T> struct B +{ + struct D + { + static const C terminal; + static unsigned long stor[]; + static D &empty_rep () + { + void *p = reinterpret_cast <void *>(&stor); + return *reinterpret_cast <D *>(p); + } + void test (unsigned long n) + { + T::assign (this->refdata ()[n], terminal); + } + C *refdata () throw () + { + return reinterpret_cast <C *>(this + 1); + } + }; + C *dataplus; + C *data () const { return dataplus; } + D *rep () const { return &((reinterpret_cast < D * >(data ()))[-1]); } + static D & empty_rep () { return D::empty_rep (); } + B () : dataplus (empty_rep ().refdata ()) { } + ~B () { } + void push_back (C c) { rep ()->test (10); } +}; + +template <typename C, typename T> const C B <C, T>::D::terminal = C (); +template <typename C, typename T> unsigned long B <C, T>::D::stor[64]; + +int +main () +{ + B <char, A <char> > s; + s.push_back ('a'); +} |