Patch for PR c/12373

[Eric Botcazou]

> (Partially mitigating the above is the fact that the PR was assigned
> to Zack, and was reported against the sh-elf target which is not one
> of the most popular.  As it happens, though, within the PR was a
> report that it also affected Alpha, and thus potentially other
> targets.  And the PR was not in code which Zack wrote.  So I think it
> is still quite reasonable to expect that somebody would have taken a
> look at the PR over a six month period.)

You can't reasonably expect that a PR assigned to someone will be looked at 
by others.  This would defeat the whole purpose of assigning PRs.  This was 
either a bug triaging problem or Zack's problem.

-- 
Eric Botcazou