gcc/testsuite/gcc.dg/c2x-utf8char-3.c

   1 /* Test C2x UTF-8 characters.  Test errors for invalid code.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-std=c2x -pedantic-errors" } */
   4
   5 unsigned char a = u8''; /* { dg-error "empty character constant" } */
   6 unsigned char b = u8'ab'; /* { dg-error "character constant too long for its type" } */
   7 unsigned char c = u8'\u00ff'; /* { dg-error "character constant too long for its type" } */
   8 unsigned char d = u8'\x100'; /* { dg-error "hex escape sequence out of range" } */