Specify possible need for C++ compiler (facebook#7064)

kumar-01 · Jun 17, 2016 · 4886e02 · 4886e02
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diff --git a/README.md b/README.md
@@ -65,6 +65,7 @@ The process to build `react.js` is built entirely on top of node.js, using many
 #### Prerequisites
 
 * You have `node` installed at v4.0.0+ and `npm` at v2.0.0+.
+* You have `gcc` installed or are comfortable installing a compiler if needed. Some of our `npm` dependencies may require a compliation step. On OS X, the Xcode Command Line Tools will cover this. On Ubuntu, `apt-get install build-essential` will install the required packages. Similar commands should work on other Linux distros. Windows will require some additional steps, see the [`node-gyp` installation instructions](https://github.com/nodejs/node-gyp#installation) for details.
 * You are familiar with `npm` and know whether or not you need to use `sudo` when installing packages globally.
 * You are familiar with `git`.