[rubygems/rubygems] Use a constant empty tar header to avoid extra allocations

[ruby.git] / benchmark / hash_aref_dsym.rb

h = {}
syms = ('a'..'z').map { |s| s.to_sym }
syms.each { |s| h[s] = 1 }
200_000.times { syms.each { |s| h[s] } }