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-rw-r--r--benchmark/bm_vm1_gc_wb_ary.rb10
1 files changed, 10 insertions, 0 deletions
diff --git a/benchmark/bm_vm1_gc_wb_ary.rb b/benchmark/bm_vm1_gc_wb_ary.rb
new file mode 100644
index 0000000..98231ee
--- /dev/null
+++ b/benchmark/bm_vm1_gc_wb_ary.rb
@@ -0,0 +1,10 @@
+long_lived = []
+GC.start
+GC.start
+
+i = 0
+short_lived = ''
+while i<30_000_000 # while loop 1
+ long_lived[0] = short_lived # write barrier
+ i+=1
+end