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February 1999
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1999.02.25 15:10 "Re: Pb with LZW", by Peter Nielsen
>>Microsoft, on the other hand has redefined the standard and >>the manual says that the result is "undefined" if all bits >>are shifted out. > >Microsoft are right. ANSI C says > >"If the value of the right operand is greater than or equal to the width in >bits of the promoted left operand, the behaviour is undefined." Hmm... I admit that I didn't check what ANSI C says since we were interested in what the correct behaviour for C++ is. I think Bjarne Stroustrup defines the result as zero in one of his books, but correct me if I'm wrong. What does the 1998 ANSI C++ standard say? Best regards, Peter