Backport racc-1.4.15 from upstream.

1 files changed, 36 insertions, 0 deletions

diff --git a/test/racc/bench.y b/test/racc/bench.y
new file mode 100644
index 0000000000..c6ba136201
--- /dev/null
+++ b/test/racc/bench.y
@@ -0,0 +1,36 @@
+class BenchmarkParser
+
+rule
+
+  target: a a a a a   a a a a a;
+  a:      b b b b b   b b b b b;
+  b:      c c c c c   c c c c c;
+  c:      d d d d d   d d d d d;
+  d:      e e e e e   e e e e e;
+
+end
+
+---- inner
+
+def initialize
+  @old = [ :e, 'e' ]
+  @i = 0
+end
+
+def next_token
+  return [false, '$'] if @i >= 10_0000
+  @i += 1
+  @old
+end
+
+def parse
+  do_parse
+end
+
+---- footer
+
+require 'benchmark'
+
+Benchmark.bm do |x|
+  x.report { BenchmarkParser.new.parse }
+end