[llvm] 57e89c9 - Revert "lit: Move RUN at line comment after the command."

[Peter Collingbourne via llvm-commits]

Author: Peter Collingbourne
Date: 2025-03-24T11:47:56-07:00
New Revision: 57e89c97c2c1b4e41f07a90c2f4d36649696e619

URL: https://github.com/llvm/llvm-project/commit/57e89c97c2c1b4e41f07a90c2f4d36649696e619
DIFF: https://github.com/llvm/llvm-project/commit/57e89c97c2c1b4e41f07a90c2f4d36649696e619.diff

LOG: Revert "lit: Move RUN at line comment after the command."

This reverts commit 8d3dc1ed5656a3e69e4195d58684a7f4bf0ff5cc.

Test needs to be updated.

Added: 
    

Modified: 
    llvm/docs/CommandGuide/lit.rst
    llvm/utils/lit/lit/TestRunner.py

Removed: 
    


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diff  --git a/llvm/docs/CommandGuide/lit.rst b/llvm/docs/CommandGuide/lit.rst
index 812e1d819e9c8..8c0e275e1f8ca 100644
--- a/llvm/docs/CommandGuide/lit.rst
+++ b/llvm/docs/CommandGuide/lit.rst
@@ -100,7 +100,7 @@ OUTPUT OPTIONS
 
  Each command is printed before it is executed. This can be valuable for
  debugging test failures, as the last printed command is the one that failed.
- Moreover, :program:`lit` inserts ``'RUN: at line N'`` after each
+ Moreover, :program:`lit` inserts ``'RUN: at line N'`` before each
  command pipeline in the output to help you locate the source line of
  the failed command.
 

diff  --git a/llvm/utils/lit/lit/TestRunner.py b/llvm/utils/lit/lit/TestRunner.py
index dab83cbc20624..00432b8d31778 100644
--- a/llvm/utils/lit/lit/TestRunner.py
+++ b/llvm/utils/lit/lit/TestRunner.py
@@ -1231,7 +1231,7 @@ def executeScript(test, litConfig, tmpBase, commands, cwd):
                 # the shell's execution trace for the 'set' commands by
                 # redirecting their stderr to /dev/null.
                 if command:
-                    msg = f"{shlex.quote(command.lstrip())} \\# '{dbg}'"
+                    msg = f"'{dbg}': {shlex.quote(command.lstrip())}"
                 else:
                     msg = f"'{dbg}' has no command after substitutions"
                 commands[i] = (