[PATCH]: Fix PR tree-optimization/21407

[Mark Mitchell]

Kenneth Zadeck wrote:

> In real law, as opposed to language law, there is the convention that if 
> you single out one or more special cases, then the rules only apply to 
> those special cases.  Only if you do not single out the special cases, 
> are the rules generally applied.  I assume from your and mark's position 
> that this is not the way that language standards are to be interpreted.

I don't think it's safe to read standards that way.  It's often muddled 
in standards what's meant as example and what's meant as normative text. 
  It's not supposed to be muddled, but it often is.

-- 
Mark Mitchell
CodeSourcery, LLC
mark@codesourcery.com
(916) 791-8304