neovim/neovim — pull request #1440 by jszakmeister (2014-11-09 11:58:49+00:00)
Title: [RFC] build: only attempt to use -Og if it's supported

a1d411f9c991c03488c74c6266eb37cc2bab970e just assumes that gcc will support the `-Og` option, but gcc that comes with Ubuntu 12.04 does not. Let's check to see if the flag is supported, and then decide whether to enable it or not.