The faster compilation time & speed up is quite real in our real life prod application.
From Go 1.6 to 1.7: Test suite (CI), from 3:34 to 1:48 Docker image building, from 3:05 to 1:50
From Go 1.6 to 1.7: Test suite (CI), from 3:34 to 1:48 Docker image building, from 3:05 to 1:50
However, the binary size didn't change appreciably. From 11129144 bytes, it reduced by 0.00179708340551618345%.