coalesce SSA versions in var-tracking notes

[Alexandre Oliva]

On Jul 31, 2006, Ian Lance Taylor <iant@google.com> wrote:

> This seems to be the third occurrence of this binary search in
> var-tracking.c.  Time to move it into its own function

Indeed, good idea.

> Patch is approved with that change.

Here's what I'm testing.  I'll wait 48 hours or so before checking it
in, to give people time to perhaps object to the approach I took to
make that change.

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-- 
Alexandre Oliva         http://www.lsd.ic.unicamp.br/~oliva/
Secretary for FSF Latin America        http://www.fsfla.org/
Red Hat Compiler Engineer   aoliva@{redhat.com, gcc.gnu.org}
Free Software Evangelist  oliva@{lsd.ic.unicamp.br, gnu.org}