clang/test/Preprocessor/cxx_oper_keyword.cpp

   1 // RUN: %clang_cc1 %s -E -verify -DOPERATOR_NAMES
   2 // RUN: %clang_cc1 %s -E -verify -fno-operator-names
   3
   4 #ifndef OPERATOR_NAMES
   5 //expected-error@+3 {{token is not a valid binary operator in a preprocessor subexpression}}
   6 #endif
   7 // Valid because 'and' is a spelling of '&&'
   8 #if defined foo and bar
   9 #endif
  10
  11 // Not valid in C++ unless -fno-operator-names is passed:
  12
  13 #ifdef OPERATOR_NAMES
  14 //expected-error@+2 {{C++ operator 'and' (aka '&&') used as a macro name}}
  15 #endif
  16 #define and foo
  17
  18 #ifdef OPERATOR_NAMES
  19 //expected-error@+2 {{C++ operator 'xor' (aka '^') used as a macro name}}
  20 #endif
  21 #if defined xor
  22 #endif
  23
  24 // For error recovery we continue as though the identifier was a macro name regardless of -fno-operator-names.
  25 #ifdef OPERATOR_NAMES
  26 //expected-error@+3 {{C++ operator 'and' (aka '&&') used as a macro name}}
  27 #endif
  28 //expected-warning@+2 {{and is defined}}
  29 #ifdef and
  30 #warning and is defined
  31 #endif
  32
  33 #ifdef OPERATOR_NAMES
  34 //expected-error@+2 {{invalid token at start of a preprocessor expression}}
  35 #endif
  36 #if or
  37 #endif
  38
  39 #ifdef OPERATOR_NAMES
  40 //expected-error@+2 {{invalid token at start of a preprocessor expression}}
  41 #endif
  42 #if and_eq
  43 #endif