a3ff02f126
duplication, but we will hopefully drop the rustboot one soon. This is also a preparation for changing the rustc one to have the activate glue return to the exit glue which will then call the main function. This (returning to the function that calls main) matches what happens when loader stats a program or a new thread. It lets gdb produce good backtraces and should help with EH too.
This is a compiler and suite of associated libraries and documentation for the Rust programming language. See LICENSE.txt for terms of copyright and redistribution. See http://github.com/graydon/rust for current development page.