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/* P2071R2 - Named universal character escapes */
/* { dg-do compile } */
/* { dg-require-effective-target wchar } */
/* { dg-options "-std=gnu99 -Wno-c++-compat" { target c } } */
/* { dg-options "-std=gnu++20" { target c++ } } */
#define z(x) 0
#define a z(
int b = a\N{}); /* { dg-warning "empty named universal character escape sequence; treating it as separate tokens" } */
int c = a\N{); /* { dg-warning "'\\\\N\\\{' not terminated with '\\\}' after \\\\N\\\{; treating it as separate tokens" } */
int d = a\N);
int e = a\NARG);
int f = a\N{abc}); /* { dg-warning "'\\\\N\\\{abc\\\}' is not a valid universal character; treating it as separate tokens" } */
int g = a\N{ABC.123}); /* { dg-warning "'\\\\N\\\{' not terminated with '\\\}' after \\\\N\\\{ABC; treating it as separate tokens" } */
int h = a\N{NON-EXISTENT CHAR}); /* { dg-warning "'\\\\N\\\{NON-EXISTENT CHAR\\\}' is not a valid universal character; treating it as separate tokens" } */
int i = a\N{Latin_Small_Letter_A_With_Acute}); /* { dg-warning "'\\\\N\\\{Latin_Small_Letter_A_With_Acute\\\}' is not a valid universal character; treating it as separate tokens" } */
/* { dg-message "did you mean '\\\\N\\\{LATIN SMALL LETTER A WITH ACUTE\\\}'\\?" "" { target *-*-* } .-1 } */
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