[LLVMdev] Is Loop Dependence Analysis Printing Correct Stats?
Caldarale, Charles R
Chuck.Caldarale at unisys.com
Wed Jun 20 14:48:54 PDT 2012
> From: llvmdev-bounces at cs.uiuc.edu [mailto:llvmdev-bounces at cs.uiuc.edu] On Behalf Of Arnamoy Bhattacharyya
> Subject: [LLVMdev] Is Loop Dependence Analysis Printing Correct Stats?
> for(i = 0; i < 4; i ++)
> {
> a[i] = a[i-1]+1;
> }
> Am I doing anything wrong or the code seems buggy?
Your code is buggy. The first time through the loop, you're referencing a[-1], which is undefined.
- Chuck
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