[Edinburgh-pm] DaliBug

Miles Gould miles at assyrian.org.uk
Mon Aug 2 04:36:52 PDT 2010

On Sat, Jul 31, 2010 at 07:20:23PM +0100, Aaron Crane wrote:
> Here's a random guess: there's a compiler bug which is present at all
> optimisation levels, but happens to be hidden by an optimisation
> enabled at -O2 — perhaps an IR structure that's mishandled is only
> ever present at -O1 or -O0, because -O2 changes the underlying code to
> something else first.

It turns out that all IR opcodes present in the "bad" version are also
present in the "good" version...



It is better to be deprived of food for three days than of tea for one.
  -- Confucius

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