Add a test

ravi-tests/sieve.lua

@@ -0,0 +1,36 @@
+-- Copyright vnmakarov see https://github.com/vnmakarov/mir/issues/2
+local function sieve()
+	local i: integer, k: integer, prime: integer, count: integer
+	local flags: integer[] = table.intarray(8190)
+
+	for iter=0,100000  do
+		count = 0
+		for i=0,8190 do 
+			flags[i] = 1
+		end
+		for i=0,8190 do
+			if flags[i] == 1 then
+				prime = i + i + 3;
+				for k = i + prime, 8190, prime do
+					flags[k] = 0
+				end
+				count = count + 1
+			end
+		end
+	end
+	return count
+end
+
+if ravi.jit() then
+	print('JIT ON')
+	ravi.optlevel(2)
+	ravi.compile(sieve, {omitArrayGetRangeCheck=1})
+end
+-- ravi.dumpir(sieve)
+
+local t1 = os.clock()
+local count = sieve()
+local t2 = os.clock()
+print("time taken ", t2-t1)
+print(count)
+assert(count == 1899)