Merge pull request #46 from theotherphil/dumphir

Explain how to dump HIR
2018-02-08 04:13:33 -05:00 · 2018-02-08 04:13:33 -05:00 · e17efcf9e7
parent aa2d408c1e cce2b0ae9c
commit e17efcf9e7
1 changed files with 7 additions and 0 deletions
--- a/src/hir.md
+++ b/src/hir.md
@ -9,6 +9,13 @@ are converted into a `loop` and do not appear in the HIR).

 This chapter covers the main concepts of the HIR.

+You can view the HIR representation of your code by passing the
+`-Zunpretty=hir-tree` flag to rustc:
+
+```
+cargo rustc -- -Zunpretty=hir-tree
+```
+
 ### Out-of-band storage and the `Crate` type

 The top-level data-structure in the HIR is the `Crate`, which stores