intel-linux toolset should pass -std=c++11 to compiler

[kostrzewa]

For a while now, as far as I know, ICC on Linux has had most command line arguments adjusted to be more or less gcc-compatible. As a result, the only way I was able to make Boost submodules compile using Intel 18.0.x on Linux (albeit on a Cray) was to modify tools/build/src/engine/build.sh to feature:

B2_CXX="${CXX} -std=c++11"

in the corresponding switch statement. This was with the 1_71_0 release tarball.

[stale[bot]]

Thank you for your contributions. Main development of B2 has moved to https://github.com/bfgroup/b2 This issue has been automatically marked as "transition" to indicate the potential for needing transition to the new B2 development project.