URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [gcc/] [testsuite/] [g++.dg/] [warn/] [Warray-bounds.C] - Rev 516
Compare with Previous | Blame | View Log
/* { 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;
}