How come << falls through at 16 on a 32-bit integer?

[Mark William Hopkins]

In article <1991Apr14.003724.8979 at athena.mit.edu> scs at adam.mit.edu writes:
>Not to criticize you, but any time *anyone's* understanding of
>the language doesn't match the behavior of the compiler, prompting
>a cry of "compiler bug!", it's usually the "understanding" that's
>at fault...

Different people have different experiences.  In my case, I am right about
90% of the time, and the compiler (or hardware) only about 10%.