DPDK LTO and semantic interpositioning

Mattias Rönnblom hofors at lysator.liu.se
Thu Jan 25 20:01:21 CET 2024


Hi.

When DPDK is built configured with b_lto=true, it seems like 
-fno-semantic-interposition is not passed to GCC.

Is this intentional?

Not providing this flag prevents most cross-unit optimizations for 
shared objects.

Best regards,
	Mattias


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