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On Sat, Oct 8, 2011 at 6:57 PM, James Cloos <cloos@×××××××.com> wrote: |
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>>>>>> "SV" == Sven Vermeulen <swift@g.o> writes: |
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> |
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> SV> - Since 3.4.0/4.1.0, the C++ ABI is forward-compatible, so rebuilds |
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> SV> from that version onwards should not be needed |
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> |
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> That is not generally true. |
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> |
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> I use gcc-4.5 as my system gcc, but mostly use 4.6 when building things |
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> outside of portage. I still run into compilation errors with C++ which |
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> go away if I compile said code with 4.5. |
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> |
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> GCC’s C++ abi is only *mostly* forwards compatible, not *entirely*. |
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|
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Is that a problem with the ABI, or just that gcc-4.6 is more strict? I |
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think it's the latter. |
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Matt |
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