Merge pull request #17604 from mppf/doc-c++-14
Document that C++14 is required in prereqs.rst
This PR updates prereqs.rst to indicate that the
chpl requires C++14 in order to build.
We are moving to LLVM-by-default and LLVM has required C++14 since version 9.
Reviewed by @vasslitvinov and @gbtitus - thanks!
Modified Files: M doc/rst/usingchapel/prereqs.rst Compare: https://github.com/chapel-lang/chapel/compare/136ef20581c9...da4ad6838ca6