clang/test/SemaCXX/invalid-if-constexpr.cpp

   1 // RUN: %clang_cc1 -verify -std=c++20 %s
   2
   3 namespace GH61885 {
   4 void similar() { // expected-note {{'similar' declared here}}
   5   if constexpr (similer<>) {} // expected-error {{use of undeclared identifier 'similer'; did you mean 'similar'?}}
   6 }
   7 void a() { if constexpr (__adl_swap<>) {}} // expected-error{{use of undeclared identifier '__adl_swap'; did you mean '__sync_swap'?}} \
   8                                            // expected-note {{'__sync_swap' declared here}}
   9
  10 int AA() { return true;} // expected-note {{'AA' declared here}}
  11
  12 void b() { if constexpr (AAA<>) {}} // expected-error {{use of undeclared identifier 'AAA'; did you mean 'AA'?}}
  13 }
  14