Re: [HACKERS] Regression tests on intel for 6.5.2

Christof Petig <christof.petig@wtal.de> writes:
> Perhaps (strange thoughts come in to my mind ...) the compiler
> optimizes the function call into a machine instruction ...
> /tmp> cc -O2 -o test test.c -lm
> /tmp> ./test
> !finite

> Looks like this is the case.

Bingo!  I think you've got it.

> I would propose another autoconf test. (I could easily do it.)

Yes, we should not be assuming that finite() is a macro, which is what
that #ifdef coding does.  We need a HAVE_FINITE configuration test.
If you have time to prepare the diffs it'd be great.

			regards, tom lane