Viewing file:  Wframe-address.c (1.89 KB) -rw-r--r--
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/* { dg-do compile } */
/* { dg-options "-Wframe-address" } */
/* { dg-additional-options "-mbackchain" { target { s390*-*-* } } } */
void* __attribute__ ((noclone, noinline))
test_builtin_frame_address (unsigned i)
{
void* const fa[] = {
__builtin_frame_address (0),
__builtin_frame_address (1), /* { dg-warning "builtin_frame_address" } */
__builtin_frame_address (2), /* { dg-warning "builtin_frame_address" } */
__builtin_frame_address (3), /* { dg-warning "builtin_frame_address" } */
__builtin_frame_address (4) /* { dg-warning "builtin_frame_address" } */
};
return fa [i];
}
void* __attribute__ ((noclone, noinline))
test_builtin_return_address (unsigned i)
{
void* const ra[] = {
__builtin_return_address (0),
__builtin_return_address (1), /* { dg-warning "builtin_return_address" } */
__builtin_return_address (2), /* { dg-warning "builtin_return_address" } */
__builtin_return_address (3), /* { dg-warning "builtin_return_address" } */
__builtin_return_address (4) /* { dg-warning "builtin_return_address" } */
};
return ra [i];
}
int main (void)
{
test_builtin_frame_address (0);
test_builtin_return_address (0);
void* const a[] = {
__builtin_frame_address (0),
__builtin_frame_address (1), /* { dg-warning "builtin_frame_address" } */
__builtin_frame_address (2), /* { dg-warning "builtin_frame_address" } */
__builtin_frame_address (3), /* { dg-warning "builtin_frame_address" } */
__builtin_frame_address (4), /* { dg-warning "builtin_frame_address" } */
__builtin_return_address (0),
__builtin_return_address (1), /* { dg-warning "builtin_return_address" } */
__builtin_return_address (2), /* { dg-warning "builtin_return_address" } */
__builtin_return_address (3), /* { dg-warning "builtin_return_address" } */
__builtin_return_address (4) /* { dg-warning "builtin_return_address" } */
};
return 0;
}
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