test/SemaCXX/bool.cpp

   1 // RUN: clang-cc -fsyntax-only -verify %s
   2
   3 // Bool literals can be enum values.
   4 enum {
   5   ReadWrite = false,
   6   ReadOnly = true
   7 };
   8
   9 // bool cannot be decremented, and gives a warning on increment
  10 void test(bool b)
  11 {
  12   ++b; // expected-warning {{incrementing expression of type bool is deprecated}}
  13   b++; // expected-warning {{incrementing expression of type bool is deprecated}}
  14   --b; // expected-error {{cannot decrement expression of type bool}}
  15   b--; // expected-error {{cannot decrement expression of type bool}}
  16
  17   bool *b1 = (int *)0; // expected-error{{expected 'bool *'}}
  18 }