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/* Test -Wchar-subscripts.  */

/* Origin: Joseph Myers <joseph@codesourcery.com> */

/* { dg-do compile } */

/* { dg-options "-Wchar-subscripts" } */

extern int a[];

int *p;

char c;

signed char sc;

unsigned char uc;

void

f (void)

{

  a[sc];

  a[uc];

  sc[a];

  uc[a];

  p[sc];

  p[uc];

  sc[p];

  uc[p];

  a[c]; /* { dg-warning "warning: array subscript has type 'char'" } */

  p[c]; /* { dg-warning "warning: array subscript has type 'char'" } */

  /* -Wchar-subscripts does not warn if the char is not syntactically

      the subscript.  */

  c[a];

  c[p];

}