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/* { dg-do link } */
/* { dg-options "-flto -fipa-hello-world -fdump-ipa-hello-world" } */
/* { dg-require-effective-target lto } */
#include <stddef.h>
struct astruct_s { _Bool a; _Bool b; _Bool c;};
__attribute__((externally_visible)) struct astruct_s astruct; // This should escape
struct bstruct_s { _Bool a; _Bool b; _Bool c;};
struct bstruct_s bstruct; // This should not escape
int main()
{
astruct.a = 0;
bstruct.b = 0;
}
/* { dg-final { scan-wpa-ipa-dump "collected,astruct_s" "hello-world" } } */
/* { dg-final { scan-wpa-ipa-dump "variable bstruct is escaping false" "hello-world" } } */
/* { dg-final { scan-wpa-ipa-dump "collected,bstruct_s" "hello-world" } } */
/* { dg-final { scan-wpa-ipa-dump "variable astruct is escaping true" "hello-world" } } */
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