tree d74ebf140f1087a420d354369eebb1f333b3e11d
parent b67bd86d4fb3cc405831b1011aab4d6d2ed7f12b
author Fuad Tabba <tabba@google.com> 1612448059 +0000
committer Fuad Tabba <tabba@google.com> 1612468883 +0000

Add GCC-5.1 as a build toolchain

GCC 5.1 is now the oldest supported GCC by Linux. Add it as a
toolchain (TOOLCHAIN=gcc-5.1).

Keep 4.9 for the time being, but add a warning that it's
deprecated and will be dropped soon.

Change-Id: I0a6629a0f88d6f6b123542fc10ba087791a93630
Signed-off-by: Fuad Tabba <tabba@google.com>