Rollup merge of rust-lang#80280 - pierwill:x-readme, r=Mark-Simulacrum

Add installation commands to `x` tool README
Dylan-DPC-zz · Dec 24, 2020 · b1b78a4 · b1b78a4
2 parents 5a43cec + 163f5da
commit b1b78a4
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/tools/x/README.md b/src/tools/x/README.md
@@ -1,3 +1,10 @@
 # x
 
 `x` invokes `x.py` from any subdirectory.
+
+To install, run the following commands:
+
+```
+$ cd rust/src/tools/x/
+$ cargo install --path .
+```