MAC上安装GCC失败

最新推荐文章于 2022-11-26 19:56:26 发布

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最新推荐文章于 2022-11-26 19:56:26 发布

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文章标签：大数据 xcode java

原文链接：http://www.cnblogs.com/qyf404/p/how_install_gcc_in_mac.html

在MAC上使用brew安装GCC时遇到错误，由于Xcode的Command Line Tools未安装。解决方法是首先更新Xcode，然后参照教程安装Command Line Tools。

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问题

在用brew安装GCC时, 报了如下错误.

➜  ~ brew install gcc
==> Installing dependencies for gcc: isl, mpfr and libmpc
==> Installing gcc dependency: isl
==> Downloading https://homebrew.bintray.com/bottles/isl-0.20.mojave.bottle.tar.gz
######################################################################## 100.0%
==> Pouring isl-0.20.mojave.bottle.tar.gz
?  /usr/local/Cellar/isl/0.20: 71 files, 3.9MB
==> Installing gcc dependency: mpfr
==> Downloading https://homebrew.bintray.com/bottles/mpfr-4.0.1.mojave.bottle.tar.gz
######################################################################## 100.0%
==> Pouring mpfr-4.0.1.mojave.bottle.tar.gz
?  /usr/local/Cellar/mpfr/4.0.1: 28 files, 4.6MB
==> Installing gcc dependency: libmpc
==> Downloading https://homebrew.bintray.com/bottles/libmpc-1.1.0.mojave.bottle.tar.gz
######################################################################## 100.0%
==> Pouring libmpc-1.1.0.mojave.bottle.tar.gz
?  /usr/local/Cellar/libmpc/1.1.0: 12 files, 354KB
==> Installing gcc
Warning: Building gcc from source:
  The bottle needs the Xcode CLT to be installed.
xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/xcrun
Error: An exception occurred within a child process:
  CompilerSelectionError: gcc cannot be built with any available compilers.
Install GNU's GCC
  brew install gcc

原因是在从App Store上下载Xcode后，默认是不会安装Command Line Tools的.