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-rw-r--r--tool/ruby_vm/helpers/scanner.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/tool/ruby_vm/helpers/scanner.rb b/tool/ruby_vm/helpers/scanner.rb
index 8f7531abda..2ae5ad66b1 100644
--- a/tool/ruby_vm/helpers/scanner.rb
+++ b/tool/ruby_vm/helpers/scanner.rb
@@ -43,7 +43,7 @@ class RubyVM::Scanner
def scan! re
scan re or raise sprintf "parse error at %s:%d near:\n %s...", \
- @__FILE__, @__LINE__, @str[pos, 32]
+ @__FILE__, @__LINE__, @str[@pos, 32]
end
def [] key