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-rw-r--r--benchmark/bm_vm2_poly_singleton.rb14
1 files changed, 14 insertions, 0 deletions
diff --git a/benchmark/bm_vm2_poly_singleton.rb b/benchmark/bm_vm2_poly_singleton.rb
new file mode 100644
index 0000000000..0dba4320c4
--- /dev/null
+++ b/benchmark/bm_vm2_poly_singleton.rb
@@ -0,0 +1,14 @@
+class C1
+ def m; 1; end
+end
+
+o1 = C1.new
+o2 = C1.new
+o2.singleton_class
+
+i = 0
+while i<6_000_000 # benchmark loop 2
+ o = (i % 2 == 0) ? o1 : o2
+ o.m; o.m; o.m; o.m; o.m; o.m; o.m; o.m
+ i += 1
+end