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Incorrect size for :size_t on JRuby / WIndows x64 #1307

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bnagy opened this Issue Dec 6, 2013 · 1 comment

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@bnagy

bnagy commented Dec 6, 2013

irb(main):001:0> RUBY_DESCRIPTION
=> "jruby 1.7.8 (1.9.3p392) 2013-11-14 0ce429e on Java HotSpot(TM) 64-Bit Server VM 1.8.0-ea-b82 +indy [Windows 7-amd64]"
irb(main):003:0> FFI::TypeDefs[:size_t]
=> #<FFI::Type::Builtin:UINT size=4 alignment=4>
irb(main):004:0> FFI::Platform::NAME
=> "x86_64-windows"

According to all the code I can see it should be ulong_long?

@larskanis

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larskanis commented Dec 6, 2013

This was reported for the ffi gem before. On MRI the result is correctly:

=> #<FFI::Type::Builtin:UINT64 size=8 alignment=8>

MSNexploder added a commit to MSNexploder/jruby that referenced this issue May 22, 2017

@enebo enebo added this to the JRuby 9.2.0.0 milestone Jun 14, 2017

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