A Novel Vulnerable Code Clone Detector Based on Context Enhancement and Patch Validation

Algorithm 1

Line-level vulnerable code clone detection algorithm.

Input:T, F

Output:r

Initialize:r←False

1.if |T|<|F| then

2.  returnr

3.end if

4.for eachtinT do

5. j←0

6. for eachfinFdo

7.  ift = fthen

8.   goto 14

9.  end if

10.  j←j+1

11.  ifj=|F| then

12.   returnr

13.  end if

14. end for

15.end for

16. r←True

17.returnr