test/Misc/diag-template-diffing-cxx98.cpp

// RUN: %clang_cc1 -fsyntax-only %s -std=c++98 2>&1 | FileCheck %s

namespace PR14342 {
  template<typename T, char a> struct X {};
  X<int, 1> x = X<long, 257>();
  // CHECK: error: no viable conversion from 'X<long, [...]>' to 'X<int, [...]>'
}