From 6167c3b98bea34829ccadc4cba061fbce7e60f6d Mon Sep 17 00:00:00 2001 From: Piero Toffanin Date: Wed, 30 Nov 2016 08:33:05 -0500 Subject: [PATCH] Update README Former-commit-id: 77e5fdf3e5af76b82b17d1bab44f260612a83456 --- docker/README | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/docker/README b/docker/README index 4b305a17..f96e85d8 100644 --- a/docker/README +++ b/docker/README @@ -1,3 +1,3 @@ -The g++ and gcc scripts in this directory are used to replace the real g++ and gcc programs so that compilation across all projects (including dependencies) uses the -march=core2 flag, which allows us to build a docker image compatible with most CPU architectures. +The g++ and gcc scripts in this directory are used to replace the real g++ and gcc programs so that compilation across all projects (including dependencies) uses the -march=core2 flag, which allows us to build a docker image compatible with most Intel based CPUs. Without the -march=core2 flag, a docker image will contain binaries that are optimized for the machine that built the image, and will not run on older machines.