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/* { dg-do run } */
/* { dg-options "-flto -fipa-type-escape-analysis -fdump-ipa-type-escape-analysis " } */
#include <assert.h>
#include <stdio.h>
#include <stddef.h>
struct astruct_s
{
_Bool a;
_Bool b;
_Bool c;
_Bool d;
};
// PASS BY VALUE
_Bool
foo (struct astruct_s astruct)
{
_Bool *a = &astruct.a;
assert (!*a);
_Bool *c = a + 1;
assert (*c);
_Bool *d = a + 2;
assert (*d);
return *c;
}
int
main (int argc, char **argv)
{
struct astruct_s astruct;
astruct.a = 0;
astruct.c = argc;
astruct.d = 1;
printf ("%d %d %d\n", astruct.a, astruct.c, astruct.d);
foo (astruct);
}
/* { dg-final { scan-ipa-dump "replacing field a 0 with a 0" "type-escape-analysis" } } */
/* { dg-final { scan-ipa-dump "replacing field c 16 with c 8" "type-escape-analysis" } } */
/* { dg-final { scan-ipa-dump "replacing field d 24 with d 16" "type-escape-analysis" } } */
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