1// RUN: %clang_cc1 -std=c++11 -emit-pch -o %t %s 2// RUN: %clang_cc1 -std=c++11 -include-pch %t -verify %s 3 4// expected-no-diagnostics 5 6// Before the patch, this test triggered an assert violation in 7// ASTContext::getSubstTemplateTypeParmType. 8 9#ifndef HEADER_INCLUDED 10#define HEADER_INCLUDED 11 12template <typename T> 13using Id = T; 14 15template <typename X> 16struct Class1 { 17 template <typename Y, typename = decltype(Y())> 18 struct Nested1; 19}; 20 21template <typename A> 22struct Class2 { 23 template <typename B, typename = Id<decltype(B())>> 24 struct Nested2; 25}; 26 27#else 28 29Class2<char> test; 30 31#endif 32