undefined reference to `__atomic_is_lock_free'

Samiya Khanum samiya.khanum at broadcom.com
Tue Dec 20 13:11:36 UTC 2022


After upgrading openssl to 3.0.7 from 1.1.1 , I see below errors.

libcrypto.so: undefined reference to `__atomic_is_lock_free'
libcrypto.so: undefined reference to `__atomic_fetch_or_8'
libcrypto.so: undefined reference to `__atomic_load_8'
libcrypto.so: undefined reference to `__atomic_fetch_add_8'
I tried  this patch, still seeing the same errors .
Prevent Clang from emitting atomic libcalls by xtkoba · Pull Request #16584
· openssl/openssl · GitHub

If we define "-DBROKEN_CLANG_ATOMICS" , it works. What is the impact If we

Can someone please suggest the correct way?

Thanks & Regards,
Samiya khanum

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