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KernelTrap: Removing Older GCC Support

Aug 05, 2005, 07:00 (5 Talkback[s])


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"Adrian Bunk posted a patch to the lkml to remove support for older versions of the Gnu Compiler Collection. With his patch, versions of gcc prior to 3.2 would no longer be able to compile the kernel. He offers two advantages, 'reducing the number of supported gcc versions from 8 to 4 allows the removal of several #ifdef's and workarounds,' and 'my impression is that the older compilers are only rarely used, so miscompilations of a driver with an old gcc might not be detected for a longer amount of time.' He further explains, 'my personal opinion about the time and space a compilation requires is that this is no longer that much of a problem for modern hardware, and in the worst case you can compile the kernels for older machines on more recent machines...'"

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