re PR c++/48647 ([C++0x] SFINAE does not handle incompatible pointer types well in conditional operator)
PR c++/48647 * typeck.c (composite_pointer_type_r): Return error_mark_node on error in SFINAE context. From-SVN: r174031
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@ -1,3 +1,9 @@
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2011-05-22 Jason Merrill <jason@redhat.com>
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PR c++/48647
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* typeck.c (composite_pointer_type_r): Return error_mark_node
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on error in SFINAE context.
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2011-05-20 Jason Merrill <jason@redhat.com>
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PR c++/48945
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@ -516,7 +516,8 @@ composite_pointer_type_r (tree t1, tree t2,
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{
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if (complain & tf_error)
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composite_pointer_error (DK_PERMERROR, t1, t2, operation);
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else
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return error_mark_node;
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result_type = void_type_node;
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}
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result_type = cp_build_qualified_type (result_type,
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@ -527,9 +528,13 @@ composite_pointer_type_r (tree t1, tree t2,
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if (TYPE_PTR_TO_MEMBER_P (t1))
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{
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if (!same_type_p (TYPE_PTRMEM_CLASS_TYPE (t1),
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TYPE_PTRMEM_CLASS_TYPE (t2))
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&& (complain & tf_error))
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TYPE_PTRMEM_CLASS_TYPE (t2)))
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{
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if (complain & tf_error)
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composite_pointer_error (DK_PERMERROR, t1, t2, operation);
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else
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return error_mark_node;
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}
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result_type = build_ptrmem_type (TYPE_PTRMEM_CLASS_TYPE (t1),
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result_type);
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}
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@ -1,3 +1,8 @@
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2011-05-22 Jason Merrill <jason@redhat.com>
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* g++.dg/cpp0x/sfinae23.C: New.
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* g++.dg/cpp0x/sfinae8.C: Correct.
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2011-05-22 Thomas Koenig <tkoenig@gcc.gnu.org>
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* gfortran.dg/function_optimize_8.f90: New test case.
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@ -0,0 +1,28 @@
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// PR c++/48647
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// { dg-options -std=c++0x }
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template< class T >
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T&& declval();
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template< class T, class U >
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decltype( true ? declval<T>() : declval<U>() ) test( int );
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template< class T, class U >
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void test( ... );
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template< class T, class U >
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struct is_same {
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static const bool value = false;
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};
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template< class T >
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struct is_same<T, T> {
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static const bool value = true;
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};
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#define SA(X) static_assert ((X),#X)
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typedef decltype( test<int*, double*>(0) ) void_expected;
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SA ((is_same<void_expected, void>::value));
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SA ((!is_same<void_expected, void*>::value));
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@ -120,7 +120,7 @@ STATIC_ASSERT((!is_equality_comparable<Y, X>::value));
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STATIC_ASSERT((!is_equality_comparable<Y>::value));
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STATIC_ASSERT((is_equality_comparable<int X::*>::value));
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STATIC_ASSERT((!is_equality_comparable<int X::*, int Y::*>::value));
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STATIC_ASSERT((is_equality_comparable<int*, float*>::value));
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STATIC_ASSERT((!is_equality_comparable<int*, float*>::value));
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STATIC_ASSERT((is_equality_comparable<X*, Z*>::value));
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STATIC_ASSERT((!is_equality_comparable<X*, Y*>::value));
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@ -139,7 +139,7 @@ STATIC_ASSERT((!is_not_equal_comparable<Y, X>::value));
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STATIC_ASSERT((!is_not_equal_comparable<Y>::value));
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STATIC_ASSERT((is_not_equal_comparable<int X::*>::value));
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STATIC_ASSERT((!is_not_equal_comparable<int X::*, int Y::*>::value));
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STATIC_ASSERT((is_not_equal_comparable<int*, float*>::value));
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STATIC_ASSERT((!is_not_equal_comparable<int*, float*>::value));
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STATIC_ASSERT((is_not_equal_comparable<X*, Z*>::value));
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STATIC_ASSERT((!is_not_equal_comparable<X*, Y*>::value));
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