clang/test/SemaCXX/undefined-partial-specialization.cpp

   1 // RUN: %clang_cc1 -std=c++17 -verify %s
   2 // RUN: %clang_cc1 -std=c++20 -verify %s
   3
   4 namespace GH61356 {
   5
   6 template <typename T, bool b>
   7 class boo {void foo();};
   8
   9 template <typename T>
  10 class boo<T, true>;
  11
  12 template<typename T>
  13 void boo<T, true>::foo(){} // expected-error{{out-of-line definition of 'foo' from class 'boo<type-parameter-0-0, true>' without definition}}
  14
  15 }