Hidden PLT workaround
Sat May 8 00:51:00 GMT 2010
> a symbol export map does only what its name implies -- it controls the lists
> of symbols exported from the finally linked object. it has no bearing at all
> on the compiling/linking steps. the only thing making the calls bypass the
> PLT is that set of macros. review the list of relocs in the objects with
> readelf if you want to double check.
Humm, I am pretty sure an export map does make a difference for
function calls ( after all, a code calling PLT or directly calling the function
is the same, it is up to the linker to decide ). But I am not familiar with the
glibc build system. Could intermediate linking steps interfere ?
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