[Webkit-unassigned] [Bug 25996] [Qt] Dead-code stripping for unix

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Wed Jun 17 07:22:19 PDT 2009


------- Comment #9 from laszlo.1.gombos at nokia.com  2009-06-17 07:22 PDT -------
(In reply to comment #7)
> On the top of the list of the dead symbols is _NPN_IntFromIdentifier, which is
> used right in PluginPackage.cpp (the address of the symbol is taken, so it
> can't be inlined). How did you generate the list? Was it generated on a build
> without netscape plugin support?

I regenerated the dead symbol list (QtWebKit release build on Linux) and
_NPN_IntFromIdentifier no longer shows up as dead symbol (I do not have an
explanation how the _NPN_IntFromIdentifier symbol ended up in the previous

Here is a brief explanation on how I generated the list:
 - Make two builds; one with dead symbol stripping, one without it
 - Get all the defined symbols in each .so by running nm --defined-only
 - Get the delta of from the two symbol list and demangle the symbols with

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