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Since popcnt is only supported by CPUTYPE=nehalem and later, ensure that
this instruction is only emitted when appropriate. Otherwise, programs
using the library can abort with SIGILL.
See also: https://github.com/llvm/llvm-project/issues/52893
PR: 258156
Reported by: Eric Rucker <bhtooefr@bhtooefr.org>
MFC after: 3 days
(cherry picked from commit
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libcxx | ||
libunwind | ||
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lldb | ||
llvm | ||
openmp | ||
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