1./vbuf_print: "12345678901234567890 " 2./vbuf_print: " 12345678901234567890" 3./vbuf_print: "123456789" 4./vbuf_print: "+123456789" 5./vbuf_print: "123456789 " 6./vbuf_print: " 123456789" 7./vbuf_print: "0123456789" 8./vbuf_print: "+123456789" 9./vbuf_print: "123456789" 10./vbuf_print: "123456789" 11./vbuf_print: " 123456789" 12./vbuf_print: "0123456789" 13./vbuf_print: "726746425" 14./vbuf_print: "726746425" 15./vbuf_print: "726746425" 16./vbuf_print: " 726746425" 17./vbuf_print: "0726746425" 18./vbuf_print: "100000000000000001097906362944045541740492309677311846336810682903157585404911491537163328978494688899061249669721172515611590283743140088328307009198146046031271664502933027185697489699588559043338384466165001178426897626212945177628091195786707458122783970171784415105291802893207873272974885715430223118336.000000" 19./vbuf_print: "100000000000000001097906362944045541740492309677311846336810682903157585404911491537163328978494688899061249669721172515611590283743140088328307009198146046031271664502933027185697489699588559043338384466165001178426897626212945177628091195786707458122783970171784415105291802893207873272974885715430223118336.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000" 20./vbuf_print: "1e+308" 21./vbuf_print: "100000000000000001097906362944045541740492309677311846336810682903157585404911491537163328978494688899061249669721172515611590283743140088328307009198146046031271664502933027185697489699588559043338384466165001178426897626212945177628091195786707458122783970171784415105291802893207873272974885715430223118336" 22./vbuf_print: "foo" 23./vbuf_print: "foo" 24./vbuf_print: "" 25./vbuf_print: " foo" 26./vbuf_print: " foo" 27./vbuf_print: "foo " 28