search for: aliasanalysgroup

Well, now i added the creation of my AA just before the creation of DSE, (in the former case it was done at top of all passes list) and it's working (alias and getModRefInfo are called)... Maybe a particular pass destroyed the AliasAnalysGroup ?? However he solution is not very clean, since i don't know which pass need an AA (i guess this should be automatic whith the method 'getAnalysisUsage' ) to be continued ... Julien Julien Schmitt a écrit : > Thank you very much John for your answer , you understood well my pro...

Thank you very much John for your answer , you understood well my problem (and the signification of my "own" PassManager). I already tried your solution but it is not enough. The problem is the same with existing AA (andersen for example) : when calling with opt, this works well, but when adding in local PassManager ( with add() ), it is not working (I test this with the