Can you show the output of `ldd` on your main executable, e.g., `ldd init.native`? On Fri, Jul 17, 2015 at 3:07 PM, Shuai Wang wrote: > Hello Ivan, > > Thank you for your reply! aha, it is not related to BAP ;) > > I didn't touch the code in init.ml for a long time, and I have tried to > roll back > to previous version which works fine. But it is still trapped in this way.. > > By looking at the ltrace output, IMHO, is there any chance that some > setting up code of runtime system does not work well? I am probably wrong. > > Sincerely, > Shuai > > > > > > > On Fri, Jul 17, 2015 at 2:51 PM, Ivan Gotovchits wrote: > >> In OCaml all module level expressions are evaluated in order of their >> appearance. If you have some function >> that you designate as a "main" function*, then before this function is >> entered all modules on which module, >> containing "main" function, depends. So you need to find, whether you >> added some code, that evaluates before >> your main. >> >> * there is no such function as main function in OCaml. All modules are >> evaluated in the order of their occurrence >> on the compilation string. Usually, the order is defined by a build tool, >> like `ocamlbuild`, that will put the entry module >> in the last place, and topologically sort the preceding modules. >> >> P.S. I hope that this is not related to BAP? ;) >> >> On Fri, Jul 17, 2015 at 2:35 PM, Shuai Wang >> wrote: >> >>> Dear list, >>> >>> >>> I am working on some tools written in OCaml (compiled by OCaml version >>> 4.01.0). >>> >>> This morning I changed some code, compiled it and let it processing some >>> large data (~ 4G), it never stops after over 2 hours. >>> >>> I feed the tool with a tiny input which took less than 1 second to >>> process before, and I figured out that now it takes around 2.5 minutes >>> before entering into "main" function! >>> >>> I tried to clean the whole codebase, and recompile it ( I use ocamlbuild >>> 4.01.0), but the same wired situation still happens.. >>> >>> I did this: >>> >>> ltrace ./init.native input >>> >>> and I got this output flushing out for a very long time (sorry mail list >>> blocks my large image.. ): >>> >>> http://i.stack.imgur.com/sEkKk.png >>> >>> >>> >>> Is anyone aware this kind of issue before..? Am I messed up something..? >>> I have been working on OCaml for a relatively long time and I didn't >>> encounter this kind of stuff before... >>> >>> >>> Sincerely, >>> Shuai >>> >> >> >