clang/test/Parser/editor-placeholder-recovery.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s
   2 // RUN: %clang_cc1 -fsyntax-only -std=c++11 -fallow-editor-placeholders -DSUPPRESS -verify %s
   3
   4 struct Struct {
   5 public:
   6     void method(Struct &x);
   7 };
   8
   9 struct <#struct name#> {
  10   int <#field-name#>;
  11 #ifndef SUPPRESS
  12   // expected-error@-3 {{editor placeholder in source file}}
  13   // expected-error@-3 {{editor placeholder in source file}}
  14 #endif
  15 };
  16
  17 typename <#typename#>::<#name#>;
  18 decltype(<#expression#>) foobar;
  19 typedef <#type#> <#name#>;
  20 #ifndef SUPPRESS
  21   // expected-error@-4 2 {{editor placeholder in source file}}
  22   // expected-error@-4 {{editor placeholder in source file}}
  23   // expected-error@-4 2 {{editor placeholder in source file}}
  24 #endif
  25
  26 namespace <#identifier#> {
  27   <#declarations#>
  28 #ifndef SUPPRESS
  29   // expected-error@-3 {{editor placeholder in source file}}
  30   // expected-error@-3 {{editor placeholder in source file}}
  31 #endif
  32
  33 }
  34
  35 using <#qualifier#>::<#name#>;
  36 #ifndef SUPPRESS
  37   // expected-error@-2 2 {{editor placeholder in source file}}
  38 #endif
  39
  40 void avoidPlaceholderErrors(Struct &obj) {
  41     static_cast< <#type#> >(<#expression#>);
  42     while (<#condition#>) {
  43         <#statements#>
  44     }
  45     obj.method(<#Struct &x#>);
  46 #ifndef SUPPRESS
  47   // expected-error@-6 2 {{editor placeholder in source file}}
  48   // expected-error@-6 {{editor placeholder in source file}}
  49   // expected-error@-6 {{editor placeholder in source file}}
  50   // expected-error@-5 {{editor placeholder in source file}}
  51 #endif
  52     switch (<#expression#>) {
  53         case <#constant#>:
  54             <#statements#>
  55 #ifndef SUPPRESS
  56   // expected-error@-4 {{editor placeholder in source file}}
  57   // expected-error@-4 {{editor placeholder in source file}}
  58   // expected-error@-4 {{editor placeholder in source file}}
  59 #endif
  60             break;
  61
  62         default:
  63             break;
  64     }
  65 }
  66
  67 void Struct::method(<#Struct &x#>, noSupressionHere) { // expected-error {{unknown type name 'noSupressionHere'}}
  68 #ifndef SUPPRESS
  69   // expected-error@-2 {{editor placeholder in source file}}
  70 #endif
  71 }
  72
  73 void handleTrigraph() {
  74   <??=placeholder#> // expected-error {{expected expression}} expected-error {{expected expression}} expected-warning {{trigraph converted to '#' character}}
  75 }