diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/cpp0x/sfinae21.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/cpp0x/sfinae21.C | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/sfinae21.C b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/sfinae21.C new file mode 100644 index 000000000..743d7cfc2 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/sfinae21.C @@ -0,0 +1,18 @@ +// PR c++/48735 +// { dg-do compile { target c++11 } } + +template<class T, + class = decltype(T{}) +> +char f(int); + +template<class> +char (&f(...))[2]; + +struct ND { + // Make ND() non-aggregate. + virtual void f(); + ND() = delete; +}; + +static_assert(sizeof(f<ND[1]>(0)) != 1, "Error"); |