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/* Copyright (C) 2001 Free Software Foundation, Inc.  */

/* { dg-do compile } */

/* { dg-options "-Wtraditional -std=c89" } */

/* This tests various diagnostics with -Wtraditioanl about escape

   sequences, for both the preprocessor and the compiler.

   Neil Booth, 22 May 2001.  */

#if '\a'                /* { dg-warning "traditional" "traditional bell" } */

#endif

#if '\x1a' != 26        /* { dg-warning "traditional" "traditional hex" } */

 #error bad hex         /* { dg-bogus "bad" "bad hexadecimal evaluation" } */

#endif

#if L'\u00a1'           /* { dg-warning "only valid" "\u is unknown in C89" } */

#endif

void foo ()

{

  int c = '\a';         /* { dg-warning "traditional" "traditional bell" } */

  c = '\xa1';           /* { dg-warning "traditional" "traditional hex" } */

  c = L'\u00a1';        /* { dg-warning "only valid" "\u is unknown in C89" } */

}