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-rw-r--r--lib/mjit/c_pointer.rb4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/mjit/c_pointer.rb b/lib/mjit/c_pointer.rb
index aadf80e804..ee0be54a3c 100644
--- a/lib/mjit/c_pointer.rb
+++ b/lib/mjit/c_pointer.rb
@@ -282,12 +282,12 @@ module RubyVM::MJIT
# Dereference
def *
- byte = Fiddle::Pointer.new(@addr)[0, Fiddle::SIZEOF_CHAR].unpack('c').first
+ byte = Fiddle::Pointer.new(@addr)[0, Fiddle::SIZEOF_CHAR].unpack1('c')
if @width == 1
bit = (1 & (byte >> @offset))
bit == 1
elsif @width <= 8 && @offset == 0
- bitmask = @width.times.map { |i| 1 << i }.sum
+ bitmask = @width.times.sum { |i| 1 << i }
byte & bitmask
else
raise NotImplementedError.new("not-implemented bit field access: width=#{@width} offset=#{@offset}")