Revert "stdenv: fix self.cc check"
Revert "stdenv: fix self.cc check"

This reverts commit 0e1d52c0d3945ae0ac69383c7734e425b7fbf8f1.

pseudocody/brew,toonetown/homebrew,amar-laksh/brew_sudo,staticfloat/brew,Linuxbrew/brew,claui/brew,nandub/brew,Homebrew/brew,EricFromCanada/brew,mistydemeo/homebrew,Homebrew/brew,alyssais/brew,EricFromCanada/brew,JCount/brew,aw1621107/brew,JCount/brew,zmwangx/brew,vitorgalvao/brew,hanxue/linuxbrew,jmsundar/brew,AnastasiaSulyagina/brew,tonyg/homebrew,reelsense/brew,pseudocody/brew,MikeMcQuaid/brew,jmsundar/brew,claui/brew,muellermartin/dist,amar-laksh/brew_sudo,amar-laksh/brew_sudo,gregory-nisbet/brew,alyssais/brew,nandub/brew,bfontaine/brew,mahori/brew,vitorgalvao/brew,rwhogg/brew,tonyg/homebrew,gordonmcshane/homebrew,Linuxbrew/brew,mahori/brew,reelsense/brew,aw1621107/brew,rwhogg/brew,AnastasiaSulyagina/brew,sjackman/homebrew,gordonmcshane/homebrew,nandub/brew,Homebrew/brew,mistydemeo/homebrew,reitermarkus/brew,zmwangx/brew,konqui/brew,nandub/brew,hanxue/linuxbrew,reitermarkus/brew,DomT4/brew,DomT4/brew,DomT4/brew,bfontaine/brew,mgrimes/brew,staticfloat/brew,vitorgalvao/brew,mgrimes/brew,EricFromCanada/brew,alyssais/brew,konqui/brew,tonyg/homebrew,maxim-belkin/brew,mahori/brew,ilovezfs/brew,sjackman/homebrew,DomT4/brew,MikeMcQuaid/brew,JCount/brew,reelsense/brew,mgrimes/brew,ilovezfs/brew,MikeMcQuaid/brew,maxim-belkin/brew,konqui/brew,rwhogg/brew,JCount/brew,maxim-belkin/brew,gregory-nisbet/brew,EricFromCanada/brew,reitermarkus/brew,claui/brew,toonetown/homebrew,aw1621107/brew,zmwangx/brew,gregory-nisbet/brew,hanxue/linuxbrew,vitorgalvao/brew,Linuxbrew/brew,sjackman/homebrew,jmsundar/brew,mahori/brew,staticfloat/brew,bfontaine/brew,sjackman/homebrew,muellermartin/dist,AnastasiaSulyagina/brew,palxex/brew,konqui/brew,mistydemeo/homebrew,palxex/brew,toonetown/homebrew,ilovezfs/brew,Linuxbrew/brew,palxex/brew,claui/brew,MikeMcQuaid/brew,Homebrew/brew,muellermartin/dist,pseudocody/brew,reitermarkus/brew,gordonmcshane/homebrew