[Release-testers] [llvm-dev] [cfe-dev] [4.0.0 Release] Release Candidate 2 source and binaries available

Nemanja Ivanovic via Release-testers release-testers at lists.llvm.org
Wed Feb 15 09:50:03 PST 2017

This may be a shot in the dark (I don't even know whether your revision
includes the culprit revision), but the symptoms seem similar to:

On Wed, Feb 15, 2017 at 12:43 PM, Renato Golin via llvm-dev <
llvm-dev at lists.llvm.org> wrote:

> On 15 February 2017 at 10:24, Richtarsky, Martin via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
> > I have encountered very long compile times for three large source files
> containing generated/unrolled code at -O1.
> > We are talking about 10+ hours here without completing, so it looks very
> much like an endless loop.
> > The processes are using 15, 22 and 27 GB of memory but do not appear to
> grow further.
> > This worked fine in the past, so appears to be a regression.
> Ouch!
> > Are there any new optimization passes I could try switching off?
> > I could not find any mention in the release notes of new passes.
> It doesn't seem to be any new passes, but the scheduler. Did this work
> in RC1? If so, it'll be a lot easier to identify the cause. If not, a
> bisection might help.
> cheers,
> --renato
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