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      1 // RUN: %clang_cc1 -fsyntax-only -fshort-wchar -verify %s
      2 
      3 void f() {
      4   (void)L"\U00010000";  // expected-warning {{character unicode escape sequence too long for its type}}
      5 
      6   (void)L'\U00010000';  // expected-warning {{character unicode escape sequence too long for its type}}
      7 
      8   (void)L'ab';  // expected-warning {{extraneous characters in character constant ignored}}
      9 
     10   (void)L'a\u1000';  // expected-warning {{extraneous characters in character constant ignored}}
     11 }
     12 
     13