Comment 4 for bug 146512

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claudio (private-claudio) wrote :

I used strace to take a look at what is different in the two cases (i.e. with ld.so.nohwcap and without).

When java is started then obviously a libc is loaded as for almost any executable program. Depending on the existance of ld.so.nohwcap either /lib/tls/i686/cmov/libc.so.6 is loaded or /lib/libc.so.6.

Later on jna.jar uses dl_open to request libc and it looks like this always opens /lib/libc.so.6 no matter whether ld.so.nohwcap exists or not.

With ld.so.nohwcap /lib/libc.so.6 is always used and there is no problem.

Without ld.so.nohwcap first /lib/tls/i686/cmov/libc.so.6 is loaded, then later /lib/libc.so.6 is loaded, and this might cause the inconsistency.