test/SemaCXX/wchar_t.cpp


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// RUN: clang -fsyntax-only -pedantic -verify %s 
wchar_t x;

void f(wchar_t p) {
  wchar_t x;
  unsigned wchar_t y; // expected-warning {{'wchar_t' cannot be signed or unsigned}}
  signed wchar_t z; // expected-warning {{'wchar_t' cannot be signed or unsigned}}
  ++x;
}