#!/bin/bash# change this to the directory of where you built rustc for xtensaCUSTOM_RUSTC=/home/mabez/development/rust/xtensa/rust-xtensaexportRUST_BACKTRACE=1exportXARGO_RUST_SRC=$CUSTOM_RUSTC/srcexportRUSTC=$CUSTOM_RUSTC/build/x86_64-unknown-linux-gnu/stage2/bin/rustc