indicate where to copy config.toml.example

diff --git a/src/bootstrap/config.toml.example b/src/bootstrap/config.toml.example
index 2894adafef622dab873f3595bd264aaac1cfb004..9e8910669a064b8e6418e95ed4c2b07cc9766ac1 100644 (file)
--- a/src/bootstrap/config.toml.example
+++ b/src/bootstrap/config.toml.example
@@ -1,5 +1,7 @@
 # Sample TOML configuration file for building Rust.
 #
+# To configure rustbuild, copy this file to ../config.toml.
+#
 # All options are commented out by default in this file, and they're commented
 # out with their default values. The build system by default looks for
 # `config.toml` in the current directory of a build for build configuration, but