[llvm] eea2176 - [Doc] update the usage of opt with mem2reg pass in tutorial (#76282)

[via llvm-commits]

Author: youkaichao
Date: 2023-12-24T20:11:27+08:00
New Revision: eea217681d01af8935e7db7ff981daaa0541eaee

URL: https://github.com/llvm/llvm-project/commit/eea217681d01af8935e7db7ff981daaa0541eaee
DIFF: https://github.com/llvm/llvm-project/commit/eea217681d01af8935e7db7ff981daaa0541eaee.diff

LOG: [Doc] update the usage of opt with mem2reg pass in tutorial (#76282)

The current command will raise an error:

> The `opt -passname` syntax for the new pass manager is not supported,
please use `opt -passes=<pipeline>` (or the `-p` alias for a more
concise version).

Update the usage now.

Added: 
    

Modified: 
    llvm/docs/tutorial/MyFirstLanguageFrontend/LangImpl07.rst

Removed: 
    


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diff  --git a/llvm/docs/tutorial/MyFirstLanguageFrontend/LangImpl07.rst b/llvm/docs/tutorial/MyFirstLanguageFrontend/LangImpl07.rst
index 0347127d0cdf1d..8fd4c39d3ff47b 100644
--- a/llvm/docs/tutorial/MyFirstLanguageFrontend/LangImpl07.rst
+++ b/llvm/docs/tutorial/MyFirstLanguageFrontend/LangImpl07.rst
@@ -182,7 +182,7 @@ example through the pass, for example, you'll get:
 
 .. code-block:: bash
 
-    $ llvm-as < example.ll | opt -mem2reg | llvm-dis
+    $ llvm-as < example.ll | opt -passes=mem2reg | llvm-dis
     @G = weak global i32 0
     @H = weak global i32 0