diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/cpp0x/decltype45.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/cpp0x/decltype45.C | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/decltype45.C b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/decltype45.C new file mode 100644 index 000000000..f768d8554 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/decltype45.C @@ -0,0 +1,40 @@ +// PR c++/51878 +// { dg-do compile { target c++11 } } + +template<class F, class... T> +auto indirect_call(F f, T... t) -> decltype(f(t...)) +{ + return f(t...); +} + +template<class F, class T> +struct VariadicBind +{ + F f; + T t; + + template<class... A> + auto operator()(A... a) -> decltype(indirect_call(f, t, a...)) + { + return indirect_call(f, t, a...); + } +}; + +template<class F> +void apply(F f) +{ + f(); +} + +template<class F, class V1, class... V> +void apply(F f, V1 v1, V... v) +{ + apply(VariadicBind<F, int>{f, v1}, v...); +} + +void func(int, int) { } + +int main() +{ + apply(func, 0, 0); +} |