--On Wednesday, December 31, 2003 11:20:49 -0500 Tom Lane <[EMAIL PROTECTED]> wrote:

Gaetano Mendola <[EMAIL PROTECTED]> writes:
Is ABS enough on a 64-bit architecture ?

That was pseudocode, I wasn't actually planning to rely on a function. Something more like

long diff;

        diff = stack_base_ptr - &stack_top_loc;
        if (diff < 0)
                diff = -diff;
        if (diff > max)
                elog ...

One archetecture that MIGHT be an issue (It's been 5+ years) is IBM 390
class under Z/OS.  I'm not sure how they do stacks....

LER

regards, tom lane

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-- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 972-414-9812 E-Mail: [EMAIL PROTECTED] US Mail: 1905 Steamboat Springs Drive, Garland, TX 75044-6749

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