build: use clippy's debug build in integration test

[rust.git] / setup-toolchain.sh

diff --git a/setup-toolchain.sh b/setup-toolchain.sh
index f8d764b613271240c35853ba9d96bf013f93a205..aac18e3794647edbcb76dca2dac99f2e884d65de 100755 (executable)
--- a/setup-toolchain.sh
+++ b/setup-toolchain.sh
@@ -1,9 +1,13 @@
 #!/bin/bash
 # Set up the appropriate rustc toolchain
 
-cd $(dirname $0)
+set -e
 
-cargo install rustup-toolchain-install-master --debug || echo "rustup-toolchain-install-master already installed"
-RUSTC_HASH=$(git ls-remote https://github.com/rust-lang/rust.git master | awk '{print $1}')
-rustup-toolchain-install-master -f -n master $RUSTC_HASH
+cd "$(dirname "$0")"
+
+if [[ "$CI" == true ]] || ! command -v rustup-toolchain-install-master > /dev/null; then
+  cargo install -Z install-upgrade rustup-toolchain-install-master --bin rustup-toolchain-install-master
+fi
+
+rustup-toolchain-install-master -f -n master
 rustup override set master