[LLVMdev] doubt regarding gvnpre

[Eli Friedman]

On Thu, Apr 8, 2010 at 5:48 AM, Jagadish Bihani
<jagadishb at cse.iitb.ac.in> wrote:
> Hello,
>
> I am doing a course project of "Adding the strength reduction in existing
> GVNPRE implementation".
> But the problem which I am facing is that for many sample programs I
> tried, the "gvnpre" pass of opt doesn't perform PRE and it leaves the code
> as it is.

The gvnpre pass is unmaintained, and has been removed for LLVM 2.7.

-Eli