Let the upgrade command add new build flags
Let the upgrade command add new build flags

alyssais/brew,sjackman/homebrew,ilovezfs/brew,MikeMcQuaid/brew,EricFromCanada/brew,vitorgalvao/brew,vitorgalvao/brew,mahori/brew,nandub/brew,hanxue/linuxbrew,Homebrew/brew,maxim-belkin/brew,Linuxbrew/brew,aw1621107/brew,pseudocody/brew,pseudocody/brew,sjackman/homebrew,reelsense/brew,alyssais/brew,reelsense/brew,vitorgalvao/brew,DomT4/brew,mahori/brew,JCount/brew,ilovezfs/brew,DomT4/brew,mahori/brew,reitermarkus/brew,konqui/brew,JCount/brew,nandub/brew,maxim-belkin/brew,sjackman/homebrew,claui/brew,DomT4/brew,JCount/brew,reelsense/brew,Linuxbrew/brew,DomT4/brew,reitermarkus/brew,nandub/brew,sjackman/homebrew,ilovezfs/brew,vitorgalvao/brew,Homebrew/brew,EricFromCanada/brew,aw1621107/brew,Linuxbrew/brew,mgrimes/brew,MikeMcQuaid/brew,EricFromCanada/brew,pseudocody/brew,aw1621107/brew,MikeMcQuaid/brew,hanxue/linuxbrew,MikeMcQuaid/brew,Linuxbrew/brew,nandub/brew,alyssais/brew,hanxue/linuxbrew,claui/brew,Homebrew/brew,mahori/brew,JCount/brew,reitermarkus/brew,konqui/brew,maxim-belkin/brew,reitermarkus/brew,konqui/brew,claui/brew,EricFromCanada/brew,mgrimes/brew,claui/brew,mgrimes/brew,Homebrew/brew,konqui/brew