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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 arc
{
_Bool a;
_Bool nextout;
_Bool c;
};
_Bool
returnLast (struct arc anArc)
{
return anArc.c;
}
_Bool
returnLast2 (struct arc anArc)
{
_Bool *ptr = &(anArc.a);
ptr = ptr + 1;
return *ptr;
}
int
main (int argc, char **argv)
{
_Bool (*func1) (struct arc);
func1 = &returnLast;
_Bool (*func2) (struct arc);
func2 = &returnLast2;
struct arc anArc;
anArc.c = argc;
printf("%d %d", anArc.a, anArc.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 (anArc) != func2 (anArc));
}
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