diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/cpp0x/pr57981.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/cpp0x/pr57981.C | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/pr57981.C b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/pr57981.C new file mode 100644 index 0000000..33f4637 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/pr57981.C @@ -0,0 +1,18 @@ +// { dg-do compile { target c++11 } } +// { dg-options "-Wall -Wextra" } + +template<class T> +void f(T t, void* = 0) // { dg-warning "unused parameter" } +{ +} + +template<class T> +auto g(T t) -> decltype(f(t)) +{ + f(t); +} + +int main() +{ + g(0); +} |