# Fast compilation without aliBuild

**URL:** <https://alice-talk.web.cern.ch/t/fast-compilation-without-alibuild/956>\
**Category:** O²\
**Tags:** build, cmake\
**Created:** [May 24, 2021, 9:37am UTC](https://alice-talk.web.cern.ch/t/fast-compilation-without-alibuild/956 "2021-05-24T09:37:05Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![lietava](https://alice-talk.web.cern.ch/letter_avatar_proxy/v4/letter/l/f08c70/32.png) [@lietava](https://alice-talk.web.cern.ch/u/lietava)\
**Post date:** [May 24, 2021, 9:37am UTC](https://alice-talk.web.cern.ch/t/fast-compilation-without-alibuild/956/1 "2021-05-24T09:37:07Z")

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Before my O2 update I was able to compile from  
$ALIBUILD\_WORK\_DIR/BUILD/O2-latest-dev  
by ‘make’.  
Now it does not work.  
Should I use  
‘cmake3 --build .’  
instead ?  
Cheers, R.

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**Author:** ![eulisse](https://alice-talk.web.cern.ch/user_avatar/alice-talk.web.cern.ch/eulisse/32/19_2.png) [@eulisse](https://alice-talk.web.cern.ch/u/eulisse)\
**Post date:** [May 24, 2021, 7:56pm UTC](https://alice-talk.web.cern.ch/t/fast-compilation-without-alibuild/956/2 "2021-05-24T19:56:58Z")

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Yes.

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**Author:** ![lietava](https://alice-talk.web.cern.ch/letter_avatar_proxy/v4/letter/l/f08c70/32.png) [@lietava](https://alice-talk.web.cern.ch/u/lietava)\
**Post date:** [May 26, 2021, 7:00am UTC](https://alice-talk.web.cern.ch/t/fast-compilation-without-alibuild/956/3 "2021-05-26T07:00:20Z")

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Thanks.