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`__attribute__((constructor))` does not mark the symbol as used, so the linker ends up dead-stripping the symbol when linked statically. Adding the `used` attribute fixes that.
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I have become aware that this is not enough to fix the problem, see tikv/jemallocator#109. |
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__attribute__((constructor))does not mark the symbol as used, so the linker ends up dead-stripping the symbol when linked statically.Adding the
usedattribute fixes that.Fixes #708.