[LLVMdev] static analyzer & ubigraph visualization

Ted Kremenek kremenek at apple.com
Tue Mar 8 11:26:55 PST 2011


Hi Carl,

For future reference, the correct list for questions on the analyzer is cfe-dev, not llvmdev.

CCC_UBI is meant to display the analysis path graph (aka "exploded graph") as it gets explored by the analyzer.  I haven't run it in a while, so it may be broken.  I will investigate.

Ted

On Mar 8, 2011, at 11:12 AM, Carl Norum wrote:

> I updated our project recently to use a newer version of clang (we're at r127188 now).  That version made our modified ccc-analyze script stop working, so updated that from TOT clang as well.  I noticed in the new script a new environment variable check "CCC_UBI" that uses Ubigraph to visualize something... but what?  I tried making a simple project with a few kinds of static analyzer errors, but nothing ever shows up in my ubigraph window.  What's this feature for and what should I see graphed?
> 
> -- Carl
> 
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