Re: Visual C/C++ 6.0. Using SEH

From:
"Alex Blekhman" <printf("%s@%s.%s", strrev("xfkt"), "yahoo", "com");>
Newsgroups:
microsoft.public.vc.language
Date:
Mon, 5 Jun 2006 17:52:44 +0300
Message-ID:
<#MKW1#KiGHA.1508@TK2MSFTNGP04.phx.gbl>
Miroslav Milev. wrote:

I'm facaing a problem in using SEH (structured exceptions
handling) in VC 6.0. Please, create (using Visual C/C++
6.0) an Empty Console application. Use following source
to build the application:

--------------------------------
class A
{
public:
operator const __int64() const
{
return 33i64; // random number
}

};

inline bool operator!=(const A& val1, const __int64 val2)
{
return false; // doesnt matter what it returns
}

static A g_a;

bool func()
{
__try
{
return (g_a != 0i64);
}
__finally
{
}
return 0;
}

void main(void)
{
// Check the returned value
bool bRetVal = func();
} // Place a breakpoint here and check the value of
bRetVal.

--------------------------------

Run the application and check the value returned by
func(). In my case it is 24, but it should be false
<zero>. Actually (after number of tests) I found that it
is a random number.


It works perfectly for me. Try to apply latest service pack
for VC. Also, print the value of bRetVal; it is possible
that the variable is already discarded at the time you
observe it in debugger.

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