doc: gcc version is at least 4.8.5 at BUILDING.md
Checklist
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
tests and/or benchmarks are included -
documentation is changed or added -
commit message follows commit guidelines
Affected core subsystem(s)
This PR is inspired by #10388 (closed) when I try to compile the node v6.x with gcc 4.8.0 :(. I check the prerequisites at BUILDING.md and It tell me that gcc version at least is 4.8.0 which is actually out of date (Aslo a typo about or
).