k0kubun	2018-02-07 23:01:51 +0900 (Wed, 07 Feb 2018)

  New Revision: 62287

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=62287

  Log:
    transform_mjit_header.rb: apply Regexp.escape
    
    to prevent future breakage
    
    Following up r62285

  Modified files:
    trunk/tool/transform_mjit_header.rb
Index: tool/transform_mjit_header.rb
===================================================================
--- tool/transform_mjit_header.rb	(revision 62286)
+++ tool/transform_mjit_header.rb	(revision 62287)
@@ -135,7 +135,7 @@ module MJITHeader https://github.com/ruby/ruby/blob/trunk/tool/transform_mjit_header.rb#L135
 
   # If code has macro which only supported compilers predefine, return true.
   def self.supported_header?(code)
-    SUPPORTED_CC_MACROS.any? { |macro| code =~ /^#\s*define\s+#{macro}\b/ }
+    SUPPORTED_CC_MACROS.any? { |macro| code =~ /^#\s*define\s+#{Regexp.escape(macro)}\b/ }
   end
 end
 

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