Re: C++ ptrmemfun break if FUNCTION_BOUNDARY < 2 * BITS_PER_UNIT

Joern Rennecke
2001-04-09T13:42:00Z

> Doh. Never mind. I *does* work. It's TRUNC_DIV that doesn't, for
> what I need. I really need a right shift with sign extension:

I was talking about signed division. I.e. TRUNC_DIV. So we agree on
that point.

> Does RSHIFT_EXPR guarantee the preservation of the most significant
> (sign) bit? Does it guarantee the semantics above?

According to c-tree.texi, it does.