Re: Something's been bugging me

[Gregory Stark <stark(at)enterprisedb(dot)com>]

"Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> writes:

> Apparently gcc's thought process is "the pointer is declared as struct
> varlena *, therefore must be at least 4-aligned, therefore the data at
> offset 2 is at least 2-aligned". The intermediate cast to "varattrib_1b_e *"
> did not prevent this; I had to assign the datum pointer into a separate
> local variable of that type to suppress the "optimization".

Fascinating.

Why do you cast arguments to memcmp to char* ?

-- 
  Gregory Stark
  EnterpriseDB          http://www.enterprisedb.com