blob: d1efd25026b450b3c7e4d73ff9360b429de7034d [file] [log] [blame]
/* 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];
}