Calling Ch function from C space
ptfun3_1() in ptfun3.ch is called, f = 1.100000, i = 1
Calling Ch function from C space
ptfun3_2() in ptfun3.ch is called, f = 1.100000, i = 1
ptfun3_1() in ptfun3.ch is called, f = 1.100000, i = 1
ptfun3_2() in ptfun3.ch is called, f = 2.200000, i = 2
ptfun3_1() in ptfun3.ch is called, f = 1.100000, i = 1
