1 files changed, 29 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_gcc/rustup.sh b/compiler/rustc_codegen_gcc/rustup.sh
new file mode 100755
index 00000000000..01ce5bb78be
--- /dev/null
+++ b/compiler/rustc_codegen_gcc/rustup.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+
+set -e
+
+case $1 in
+    "prepare")
+        TOOLCHAIN=$(date +%Y-%m-%d)
+
+        echo "=> Installing new nightly"
+        rustup toolchain install --profile minimal nightly-${TOOLCHAIN} # Sanity check to see if the nightly exists
+        echo nightly-${TOOLCHAIN} > rust-toolchain
+
+        echo "=> Uninstalling all old nighlies"
+        for nightly in $(rustup toolchain list | grep nightly | grep -v $TOOLCHAIN | grep -v nightly-x86_64); do
+            rustup toolchain uninstall $nightly
+        done
+
+        ./clean_all.sh
+        ./prepare.sh
+        ;;
+    "commit")
+        git add rust-toolchain
+        git commit -m "Rustup to $(rustc -V)"
+        ;;
+    *)
+        echo "Unknown command '$1'"
+        echo "Usage: ./rustup.sh prepare|commit"
+        ;;
+esac