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GCC Goes Ahead With The ARM64 ILP32 Deprecation
As a follow-up to the recent news around GCC considering deprecating ARM64 ILP32 support, the free software developers have indeed decided to move ahead in deprecating this 32-bit ABI for ARM64.
As summed up in the prior article, ARM64 ILP32 is a 32-bit ABI for Armv8 akin to the x32 efforts in the x86_64 world from a number of years ago. One of the rare areas where ARM64 ILP32 is known to be used is with the Apple Watch on watchOS, but GCC currently doesn't have mainline support there. There isn't a benefit in keeping unsupported features forever, so deprecate it now (and it could be removed in a future release)."
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