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/* $NetBSD: msg_302.c,v 1.8 2023/07/07 19:45:22 rillig Exp $ */
# 3 "msg_302.c"
// Test for message: '%s' returns pointer to automatic object [302]
/* lint1-extra-flags: -X 351 */
void *
return_arg(int arg)
{
/* expect+1: warning: 'return_arg' returns pointer to automatic object [302] */
return &arg;
}
void *
return_local(void)
{
int local = 3;
/* expect+1: warning: 'return_local' returns pointer to automatic object [302] */
return &local;
}
void *
return_local_array(int x)
{
int local[5], *indirect = local;
switch (x) {
case 0:
/* expect+1: warning: 'return_local_array' returns pointer to automatic object [302] */
return local;
case 1:
/* expect+1: warning: 'return_local_array' returns pointer to automatic object [302] */
return &local[3];
case 2:
/* expect+1: warning: 'return_local_array' returns pointer to automatic object [302] */
return 5 + local;
case 3:
/* expect+1: warning: 'return_local_array' returns pointer to automatic object [302] */
return local + 5;
case 4:
/* XXX: lint only checks '+' but not '-'. */
return local - -3;
case 5:
/* XXX: lint doesn't track this indirection, but Clang-tidy does. */
return indirect;
case 6:
/* expect+1: warning: 'return_local_array' returns pointer to automatic object [302] */
return (local);
case 7:
/* C99 6.5.2.5p6 */
/* expect+1: warning: 'return_local_array' returns pointer to automatic object [302] */
return (char[]){"local string"};
default:
return "OK";
}
}
void *
return_static(void)
{
static int long_lived = 3;
return &long_lived;
}
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