[rand.dist.norm.f]
llvm-svn: 104035
diff --git a/libcxx/include/ratio b/libcxx/include/ratio
index 2d217c1..ca5be9c 100644
--- a/libcxx/include/ratio
+++ b/libcxx/include/ratio
@@ -239,7 +239,7 @@
template <intmax_t _Num, intmax_t _Den> const intmax_t ratio<_Num, _Den>::num;
template <intmax_t _Num, intmax_t _Den> const intmax_t ratio<_Num, _Den>::den;
-template <class T> struct __is_ratio : false_type {};
+template <class _Tp> struct __is_ratio : false_type {};
template <intmax_t _Num, intmax_t _Den> struct __is_ratio<ratio<_Num, _Den> > : true_type {};
typedef ratio<1LL, 1000000000000000000LL> atto;