From 9d7ba7848f970012848094e07ed3c34e4fc2d57c Mon Sep 17 00:00:00 2001
From: Peter Zhu <peter@peterzhu.ca>
Date: Sat, 4 Jan 2025 17:17:37 -0500
Subject: [PATCH] Suppress warnings for flip-flop in test_ast.rb

There are warnings emitted from test_flip2_locations and test_flip3_locations.
This commit changes ast_parse to suppress all warnings.

    warning: integer literal in flip-flop
    warning: string literal in flip-flop
---
 test/ruby/test_ast.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/ruby/test_ast.rb b/test/ruby/test_ast.rb
index 898c4fcc3d..8a58a9e6ba 100644
--- a/test/ruby/test_ast.rb
+++ b/test/ruby/test_ast.rb
@@ -1594,7 +1594,7 @@ dummy
     private
     def ast_parse(src, **options)
       begin
-        verbose_bak, $VERBOSE = $VERBOSE, false
+        verbose_bak, $VERBOSE = $VERBOSE, nil
         RubyVM::AbstractSyntaxTree.parse(src, **options)
       ensure
         $VERBOSE = verbose_bak