Viewing file:  escape-1.c (1.33 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* Copyright (C) 2001 Free Software Foundation, Inc. */
/* { dg-do compile } */
/* This tests various diagnostics about escape sequences, for both
the preprocessor and the compiler.
Neil Booth, 22 May 2001. */
#if '\x' /* { dg-error "no following" "\x with no digits" } */
#endif
#if '\x400' /* { dg-error "out of range" "\x out of range" } */
#endif
#if '\x0ff' /* { dg-bogus "out of range" "\x out of range" } */
#endif
#if '\400' /* { dg-error "out of range" "\x out of range" } */
#endif
#if '\377' /* { dg-bogus "out of range" "bogus \x out of range" } */
#endif
#if '\177' != 0x7f /* { dg-bogus "out of range" "bogus \x out of range" } */
#error bad octal /* { dg-bogus "bad" "bad octal evaluation" } */
#endif
#if '\0377' /* { dg-warning "multi" "too long octal" } */
#endif
#if '\p' /* { dg-error "unknown escape" "unknown escape seq" } */
#endif
void foo ()
{
int c;
c = '\x'; /* { dg-error "no following" "\x with no digits" } */
c = '\x100'; /* { dg-error "out of range" "\x out of range" } */
c = '\x0ff'; /* { dg-bogus "out of range" "\x out of range" } */
c = '\400'; /* { dg-error "out of range" "\x out of range" } */
c = '\377'; /* { dg-bogus "out of range" "bogus \x out of range" } */
c = '\0377'; /* { dg-warning "multi" "too long octal" } */
c = '\p'; /* { dg-error "unknown escape" "unknown escape seq" } */
}
|
