diff options
Diffstat (limited to 'gcc')
-rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/init/pr25811-3.C | 38 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/init/pr25811-4.C | 38 |
3 files changed, 81 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 367bd88..2799527 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2011-05-26 Fabien ChĂȘne <fabien@gcc.gnu.org> + * g++.dg/init/pr25811-2.C: New. + * g++.dg/init/pr25811-3.C: New. + * g++.dg/init/pr25811-4.C: New. + 2011-05-25 Jason Merrill <jason@redhat.com> * g++.dg/cpp0x/enum17.C: New. diff --git a/gcc/testsuite/g++.dg/init/pr25811-3.C b/gcc/testsuite/g++.dg/init/pr25811-3.C new file mode 100644 index 0000000..631da5b --- /dev/null +++ b/gcc/testsuite/g++.dg/init/pr25811-3.C @@ -0,0 +1,38 @@ +// { dg-do compile } + +struct A { int const i; }; +struct B { int& i; }; +struct C { int i; }; + +template< class T > +class is_constructible_via_new_without_initializer +{ + template<int> class size {}; + + typedef char yes_type; + struct no_type { char data[2]; }; + + template <class U> + static yes_type sfinae (size< sizeof (new U) >*); + + template <class U> + static no_type sfinae (...); + +public: + static const bool value = sizeof (sfinae<T>(0)) == sizeof (yes_type); +}; + +#define JOIN( X, Y ) DO_JOIN( X, Y ) +#define DO_JOIN( X, Y ) DO_JOIN2(X,Y) +#define DO_JOIN2( X, Y ) X##Y + +#ifdef __GXX_EXPERIMENTAL_CXX0X__ +# define STATIC_ASSERT(Expr) static_assert(Expr, #Expr) +#else +# define STATIC_ASSERT(Expr) int JOIN(a,__LINE__)[Expr? 1 : -1] +#endif + +STATIC_ASSERT (!is_constructible_via_new_without_initializer<A>::value); +STATIC_ASSERT (!is_constructible_via_new_without_initializer<B>::value); +STATIC_ASSERT (is_constructible_via_new_without_initializer<C>::value); + diff --git a/gcc/testsuite/g++.dg/init/pr25811-4.C b/gcc/testsuite/g++.dg/init/pr25811-4.C new file mode 100644 index 0000000..abfb3d9 --- /dev/null +++ b/gcc/testsuite/g++.dg/init/pr25811-4.C @@ -0,0 +1,38 @@ +// { dg-do compile } +// { dg-options "-fpermissive" } + +struct A { int const i; }; +struct B { int& i; }; +struct C { int i; }; + +template< class T > +class is_constructible_via_new_without_initializer +{ + template<int> class size {}; + + typedef char yes_type; + struct no_type { char data[2]; }; + + template <class U> + static yes_type sfinae (size< sizeof (new U) >*); + + template <class U> + static no_type sfinae (...); + +public: + static const bool value = sizeof (sfinae<T>(0)) == sizeof (yes_type); +}; + +#define JOIN( X, Y ) DO_JOIN( X, Y ) +#define DO_JOIN( X, Y ) DO_JOIN2(X,Y) +#define DO_JOIN2( X, Y ) X##Y + +#ifdef __GXX_EXPERIMENTAL_CXX0X__ +# define STATIC_ASSERT(Expr) static_assert(Expr, #Expr) +#else +# define STATIC_ASSERT(Expr) int JOIN(a,__LINE__)[Expr? 1 : -1] +#endif + +STATIC_ASSERT (!is_constructible_via_new_without_initializer<A>::value); +STATIC_ASSERT (!is_constructible_via_new_without_initializer<B>::value); +STATIC_ASSERT (is_constructible_via_new_without_initializer<C>::value); |