diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/cpp0x/sfinae17.C')
-rw-r--r-- | gcc/testsuite/g++.dg/cpp0x/sfinae17.C | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp0x/sfinae17.C b/gcc/testsuite/g++.dg/cpp0x/sfinae17.C new file mode 100644 index 00000000000..dbbd9efe410 --- /dev/null +++ b/gcc/testsuite/g++.dg/cpp0x/sfinae17.C @@ -0,0 +1,31 @@ +// PR c++/48530 +// { dg-options -std=c++0x } + +template<class T, + class = decltype(T{}) +> +char f(int); + +template<class> +char (&f(...))[2]; + +struct DelDtor { + ~DelDtor() = delete; +}; + +static_assert(sizeof(f<DelDtor[2]>(0)) != 1, "Error"); + +struct A +{ + static DelDtor *p; +}; + +template<class T, + class = decltype(delete T::p, (T*)0) +> +char g(int); + +template<class> +char (&g(...))[2]; + +static_assert(sizeof(g<DelDtor>(0)) != 1, "Error"); |