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/* { dg-do run } */
/* { dg-options "-flto -fipa-type-escape-analysis -fdump-ipa-type-escape-analysis " } */
#include <assert.h>
#include <stddef.h>
#include <stdio.h>
struct astruct_s
{
_Bool a;
_Bool b;
_Bool c;
};
_Bool
returnLast (struct astruct_s astruct)
{
return astruct.c;
}
_Bool
returnLast2 (struct astruct_s astruct)
{
_Bool *ptr = &(astruct.a);
ptr = ptr + 1;
return *ptr;
}
int
main (int argc, char **argv)
{
_Bool (*func1) (struct astruct_s);
func1 = &returnLast;
_Bool (*func2) (struct astruct_s);
func2 = &returnLast2;
struct astruct_s astruct;
astruct.c = argc;
printf ("%d %d", astruct.a, astruct.c);
// These test means that things remain equal
// A.k.a without an optimization.
// Why? Because a function pointer can be a
// pointer to anything
assert (func1 (astruct) != func2 (astruct));
}
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