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On Tue, Jan 13, 2015 at 7:10 PM, walt <w41ter@×××××.com> wrote: |
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> After searching various portage manpages and grepping through the eclass |
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> directory I can find only one pathetic reference to ABI_X86 in a Changelog, |
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> which doesn't give me clue where the variable is defined. |
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It's a typical use-expand variable; you set it in make.conf. It gets |
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set to a default value in your profile. |
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https://wiki.gentoo.org/wiki/Project:Multilib/Concepts |
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> Second, does qtcore compile if you change the 32 to -32? I ask because |
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> I re-installed qtcore just now, but with these useflags: |
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> |
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> Installed versions: 4.8.6-r1(4)(04:03:45 PM 01/13/2015)(exceptions glib |
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> iconv icu ssl -aqua -debug -pch -qt3support ABI_MIPS="-n32 -n64 -o32" |
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> ABI_PPC="-32 -64" ABI_S390="-32 -64" ABI_X86="64 -32 -x32") |
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> |
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> I grepped through the build.log and saw no mention of libc_nonshared.a, |
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> so that seems an important difference. |
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> |
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> BTW, do you know what the x32 useflag means? |
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It's a weird mix of amd64 and x86 that allows for a smaller memory |
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footprint while still using all of the registers on an amd64 cpu. |
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https://sites.google.com/site/x32abi/ |
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Unless you know what you are doing, don't mess with it. |
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