[cmake] Temporarily revert enforcement of minimum GCC version increase
authorTeresa Johnson <tejohnson@google.com>
Fri, 28 Oct 2016 15:30:27 +0000 (15:30 +0000)
committerTeresa Johnson <tejohnson@google.com>
Fri, 28 Oct 2016 15:30:27 +0000 (15:30 +0000)
commitd01fcc71590c320b4c7d111876c81bd3adc3e230
tree4eeb7176490e019511bdada0adbe7af90fb6bf69
parentedd99eb07a9c254b15ff120ef6bcba66a00d2fda
[cmake] Temporarily revert enforcement of minimum GCC version increase

Summary:
This is temporary, until bot that builds public facing LLVM
documentation is upgraded. It reverts only the cmake change in r284497,
but leaves the doc changes in place to preserve intent.

Reviewers: aaron.ballman

Subscribers: mgorny, llvm-commits

Differential Revision: https://reviews.llvm.org/D26078

llvm-svn: 285406
llvm/cmake/modules/CheckCompilerVersion.cmake