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ntdll/tests: Use an EXCEPTION_REGISTRATION_RECORD array to prevent compiler from reordering variables.

This commit is contained in:
Sebastian Lackner 2014-06-19 23:15:42 +02:00 committed by Alexandre Julliard
parent 2ab8729020
commit 3aa62498da
1 changed files with 14 additions and 14 deletions
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28
dlls/ntdll/tests/exception.c
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@ -434,38 +434,38 @@ static const BYTE call_unwind_code[] = {
static void test_unwind(void)
{
EXCEPTION_REGISTRATION_RECORD frame2, frame1;
EXCEPTION_REGISTRATION_RECORD frames[2], *frame2 = &frames[0], *frame1 = &frames[1];
DWORD (*func)(void* function, EXCEPTION_REGISTRATION_RECORD *pEndFrame, EXCEPTION_RECORD* record, DWORD retval) = code_mem;
DWORD retval;
memcpy(code_mem, call_unwind_code, sizeof(call_unwind_code));
/* add first unwind handler */
frame1.Handler = unwind_handler;
frame1.Prev = pNtCurrentTeb()->Tib.ExceptionList;
pNtCurrentTeb()->Tib.ExceptionList = &frame1;
frame1->Handler = unwind_handler;
frame1->Prev = pNtCurrentTeb()->Tib.ExceptionList;
pNtCurrentTeb()->Tib.ExceptionList = frame1;
/* add second unwind handler */
frame2.Handler = unwind_handler;
frame2.Prev = pNtCurrentTeb()->Tib.ExceptionList;
pNtCurrentTeb()->Tib.ExceptionList = &frame2;
frame2->Handler = unwind_handler;
frame2->Prev = pNtCurrentTeb()->Tib.ExceptionList;
pNtCurrentTeb()->Tib.ExceptionList = frame2;
/* test unwind to current frame */
unwind_expected_eax = 0xDEAD0000;
retval = func(pRtlUnwind, &frame2, NULL, 0xDEAD0000);
retval = func(pRtlUnwind, frame2, NULL, 0xDEAD0000);
ok(retval == 0xDEAD0000, "RtlUnwind returned eax %08x instead of %08x\n", retval, 0xDEAD0000);
ok(pNtCurrentTeb()->Tib.ExceptionList == &frame2, "Exception record points to %p instead of %p\n",
pNtCurrentTeb()->Tib.ExceptionList, &frame2);
ok(pNtCurrentTeb()->Tib.ExceptionList == frame2, "Exception record points to %p instead of %p\n",
pNtCurrentTeb()->Tib.ExceptionList, frame2);
/* unwind to frame1 */
unwind_expected_eax = 0xDEAD0000;
retval = func(pRtlUnwind, &frame1, NULL, 0xDEAD0000);
retval = func(pRtlUnwind, frame1, NULL, 0xDEAD0000);
ok(retval == 0xDEAD0001, "RtlUnwind returned eax %08x instead of %08x\n", retval, 0xDEAD0001);
ok(pNtCurrentTeb()->Tib.ExceptionList == &frame1, "Exception record points to %p instead of %p\n",
pNtCurrentTeb()->Tib.ExceptionList, &frame1);
ok(pNtCurrentTeb()->Tib.ExceptionList == frame1, "Exception record points to %p instead of %p\n",
pNtCurrentTeb()->Tib.ExceptionList, frame1);
/* restore original handler */
pNtCurrentTeb()->Tib.ExceptionList = frame1.Prev;
pNtCurrentTeb()->Tib.ExceptionList = frame1->Prev;
}
static DWORD handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,