Guy Steele and his group had a really interesting thing going with the language Fortress (name is a nod to Fortran of course, but fortified). It was meant for high productivity as well as high speed (petaflops range). It got shelved after Oracle bought Sun. It was one of the three languages seeded by DARPA funding for high productivity computing
https://java.net/projects/projectfortress/pages/Home
https://blogs.oracle.com/projectfortress/entry/fortress_wrap...