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> FWIW, sysdeps/unix/sysv/linux/x86_64/lowlevellock.h has some > explicit register usages for stack and pointers. They can use > R*_LP instead to save a few bytes for x32. I think it's a good thing to do. Not just for the few bytes, but for consistency in what we do or don't truncate to 32 bits. Thanks, Roland
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