[cfe-dev] How to know whether expression is derived from induction variable?

[Madhur Amilkanthwar]

Ohk..this looks cool. Let me try that. Thanks.


On Thu, Sep 26, 2013 at 6:37 PM, Gabor Kozar <kozargabor at gmail.com> wrote:

> **
> The simplest probably would be finding all relevant loop nodes, i.e.
> ForExpr-s, identifying the loop induction variable, i.e. the VarDecl-s (if
> any), and finally running a RecursiveASTVisitor on its body, looking for a
> DeclRefExpr referring to any of the VarDecl-s you identified in the
> previous step.
>
> --
>  Gábor Kozár -- ShdNx
>  kozargabor at gmail.com
>
>
>
> On Thu, Sep 26, 2013, at 15:00, Madhur Amilkanthwar wrote:
>
> Hi,
> I am interested in knowing if an expression is derived from loop induction
> variable or not. As of now, I am able to inspect every expression after
> locating "if" statement in the code.
> Assume following code:
>  for(int i=0;i<32;i++)
>    i=i+2;
>
>  in above code, I am able to get access to the expression "i+2" but how
> should I analyze its LHS and RHS for induction variable?
>
>  Any help appreciated.
>
> --
> Thank You.
> Madhur D. Amilkanthwar
> RISE lab,
> IIT Madras.
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>


-- 
Thank You.
Madhur D. Amilkanthwar
RISE lab,
IIT Madras.
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