gcc/testsuite/g++.dg/diagnostic/string-literal-concat.C

   1 /* { dg-options "-fdiagnostics-show-caret -std=c++11" } */
   2
   3 const void *s = u8"a"  u"b";  // { dg-error "24: non-standard concatenation" }
   4 /* { dg-begin-multiline-output "" }
   5  const void *s = u8"a"  u"b";
   6                  ~~~~~  ^~~~
   7    { dg-end-multiline-output "" } */
   8
   9 const void *s2 = u"a"  u"b"  u8"c";  // { dg-error "30: non-standard concatenation" }
  10 /* { dg-begin-multiline-output "" }
  11  const void *s2 = u"a"  u"b"  u8"c";
  12                         ~~~~  ^~~~~
  13   { dg-end-multiline-output "" } */
  14
  15 #define TEST_U8_LITERAL u8"a"
  16
  17 const void *s3 = TEST_U8_LITERAL u8"b";
  18
  19 const void *s4 = TEST_U8_LITERAL u"b"; // { dg-error "34: non-standard concatenation" }
  20 /* { dg-begin-multiline-output "" }
  21  const void *s4 = TEST_U8_LITERAL u"b";
  22                                   ^~~~
  23   { dg-end-multiline-output "" } */