clang/test/Lexer/escape_newline_unicode.c

   1 // RUN: %clang_cc1 -verify=expected,c -x c -Wunused %s
   2 // RUN: %clang_cc1 -verify=expected,cpp -x c++ -Wunused %s
   3
   4 void gh65156(void) {
   5
   6 int a\
   7 ス = 42;
   8 // expected-warning@-2 {{unused variable 'aス'}}
   9
  10 int b\
  11 \
  12 ス = 42;
  13 // expected-warning@-2 {{backslash and newline separated by space}}
  14 // expected-warning@-4 {{backslash and newline separated by space}}
  15 // expected-warning@-5 {{unused variable 'bス'}}
  16
  17 int ス\
  18 ス = 42;
  19 // expected-warning@-2 {{unused variable 'スス'}}
  20
  21 int \
  22 ス = 42;
  23 // expected-warning@-2 {{unused variable 'ス'}}
  24
  25 }
  26
  27 void gh65156_err(void) {
  28
  29 int \
  30 ❌ = 0;
  31 // cpp-error@-2 {{expected unqualified-id}}
  32 // c-error@-3 {{expected identifier}}
  33
  34
  35 int a\
  36 ❌ = 0;
  37 // expected-error@-1 {{character <U+274C> not allowed in an identifier}}
  38 }