Subversion Repositories openrisc

/* { dg-do compile } */

/* { dg-options "-O2 -Warray-bounds" } */

int a[10];

extern "C" __SIZE_TYPE__ strlen(const char *s);

static inline int n(void) {

    return strlen("12345");

}

void g(int *p);

void h(int p);

int* f(void) {

    int b[10];

    int i;

    struct {

       int c[10];

    } c;

    a[-1] = 0;             /* { dg-warning "array subscript" } */

    a[ 0] = 0;

    a[ 1] = 0;

    a[ 9] = 0;

    a[10] = 0;             /* { dg-warning "array subscript" } */

    a[11] = 0;             /* { dg-warning "array subscript" } */

    a[2 * n() - 11] = 1;    /* { dg-warning "array subscript" } */

    a[2 * n() - 10] = 1;

    a[2 * n() -  1] = 1;

    a[2 * n() -  0] = 1;    /* { dg-warning "array subscript" } */

    b[-1] = 0;             /* { dg-warning "array subscript" } */

    b[ 0] = 0;

    b[ 1] = 0;

    b[ 9] = 0;

    b[10] = 0;             /* { dg-warning "array subscript" } */

    b[11] = 0;             /* { dg-warning "array subscript" } */

    b[2 * n() - 11] = 1;    /* { dg-warning "array subscript" } */

    b[2 * n() - 10] = 1;

    b[2 * n() -  1] = 1;

    b[2 * n() -  0] = 1;    /* { dg-warning "array subscript" } */

    c.c[-1] = 0;           /* { dg-warning "array subscript" } */

    c.c[ 0] = 0;

    c.c[ 1] = 0;

    c.c[ 9] = 0;

    c.c[10] = 0;           /* { dg-warning "array subscript" } */

    c.c[11] = 0;           /* { dg-warning "array subscript" } */

    c.c[2 * n() - 11] = 1;  /* { dg-warning "array subscript" } */

    c.c[2 * n() - 10] = 1;

    c.c[2 * n() -  1] = 1;

    c.c[2 * n() -  0] = 1;  /* { dg-warning "array subscript" } */

    g(&a[8]);

    g(&a[9]);

    g(&a[10]);

    g(&a[11]);             /* { dg-warning "array subscript" } */

    g(&a[-30]+10);             /* { dg-warning "array subscript" } */

    g(&a[-30]+30);

    g(&b[10]);

    g(&c.c[10]);

    g(&a[11]);             /* { dg-warning "array subscript" } */

    g(&b[11]);             /* { dg-warning "array subscript" } */

    g(&c.c[11]);           /* { dg-warning "array subscript" } */

    g(&a[0]);

    g(&b[0]);

    g(&c.c[0]);

    g(&a[-1]);             /* { dg-warning "array subscript" } */

    g(&b[-1]);             /* { dg-warning "array subscript" } */

    h(sizeof a[-1]);

    h(sizeof a[10]);

    h(sizeof b[-1]);

    h(sizeof b[10]);

    h(sizeof c.c[-1]);

    h(sizeof c.c[10]);

    if (10 < 10)

       a[10] = 0;

    if (10 < 10)

       b[10] = 0;

    if (-1 >= 0)

       c.c[-1] = 0;

    return a;

}