cfg

test:
     ; (lines=13, args=2, vars=5, tmps=1)
     ; (JIT)
     ; /home/nikic/php/php-src/t277.php:2-15
     ; return  [] RANGE[0..0]
BB0:
     ; start lines=[0-0]
     ; to=(BB1)
     ; level=0
     ; children=(BB1)
0000 CV0($a) = RECV 1

BB1:
     ; recv follow entry lines=[1-1]
     ; from=(BB0)
     ; to=(BB2)
     ; idom=BB0
     ; level=1
     ; children=(BB2)
0001 CV1($b) = RECV 2

BB2:
     ; recv follow entry lines=[2-2]
     ; from=(BB1)
     ; to=(BB3)
     ; idom=BB1
     ; level=2
     ; children=(BB3)
0002 ECHO string("Start
")

BB3:
     ; follow target lines=[3-3]
     ; from=(BB2, BB7)
     ; to=(BB4)
     ; idom=BB2
     ; level=3
     ; children=(BB4)
0003 PRE_INC CV2($i)

BB4:
     ; follow try lines=[4-4]
     ; from=(BB3)
     ; to=(BB7)
     ; idom=BB3
     ; level=4
     ; children=(BB7)
0004 JMP BB7

BB5:
     ; catch lines=[5-5]
     ; to=(BB6)
     ; level=0
0005 CV3($e) = CATCH string("Exception")

BB6:
     ; follow target lines=[6-8]
     ; from=(BB5, BB6)
     ; to=(BB6, BB7)
     ; level=0
0006 PRE_INC CV4($j)
0007 T5 = IS_SMALLER CV4($j) CV1($b)
0008 JMPNZ T5 BB6

BB7:
     ; follow target lines=[9-10]
     ; from=(BB4, BB6)
     ; to=(BB3, BB8)
     ; idom=BB4
     ; level=5
     ; children=(BB8)
0009 T5 = IS_SMALLER CV2($i) CV0($a)
0010 JMPNZ T5 BB3

BB8:
     ; follow exit lines=[11-12]
     ; from=(BB7)
     ; idom=BB7
     ; level=6
0011 ECHO string("Done
")
0012 RETURN null
EXCEPTION TABLE:
        BB4, BB5, -, -