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Add data member test

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From-SVN: r32108
This commit is contained in:
Mark Mitchell 2000-02-22 22:47:56 +00:00
parent fa2e34e8f2
commit 7bf94db3eb
1 changed files with 17 additions and 3 deletions
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20
gcc/testsuite/g++.old-deja/g++.abi/ptrmem.C
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@ -10,6 +10,7 @@
struct S
{
int i;
int j;
};
// Because S does not have a VPTR, it will not be a primary base of T,
@ -37,21 +38,23 @@ struct ptrmemfunc
ptrdiff_t adj;
};
typedef int S::*sdp;
typedef void (S::*sp)();
typedef void (T::*tp)();
int
main ()
{
S s;
T t;
sp x;
tp y;
ptrmemfunc *xp = (ptrmemfunc *) &x;
ptrmemfunc *yp = (ptrmemfunc *) &y;
ptrdiff_t delta = ((char *) &t) - ((char*) (S*) (&t));
// Pointers-to-members should have the same size and alignment as
// the PTRMEMFUNC type.
// Pointers-to-function-members should have the same size and
// alignment as the PTRMEMFUNC type.
if (sizeof (sp) != sizeof (ptrmemfunc))
return 1;
if (__alignof__ (sp) != __alignof__ (ptrmemfunc))
@ -92,6 +95,17 @@ main ()
return 11;
if (xp->adj != delta)
return 12;
// Pointers-to-data-members should have the same size and alignment
// as a ptrdiff_t.
if (sizeof (sdp) != sizeof (ptrdiff_t))
return 13;
if (__alignof__ (sdp) != __alignof__ (ptrdiff_t))
return 14;
sdp z = &S::j;
if ((char *) &s.j - (char *) &s != *((ptrdiff_t *) &z) - 1)
return 15;
}
#else /* !(defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100) */