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2018-07-24 22:00 GMT+03:00 gevisz <gevisz@×××××.com>: |
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> 2018-06-20 14:16 GMT+03:00 Mick <michaelkintzios@×××××.com>: |
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>> On Wednesday, 20 June 2018 11:43:32 BST gevisz wrote: |
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>>> After updating portage tree today, portage |
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>>> suggested to upgrade gcc from 6.4 to 7.3 |
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>>> version what I have done just now. |
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>>> |
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>>> Nevertheless, |
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>>> # gcc-config --list-profiles |
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>>> [1] x86_64-pc-linux-gnu-6.4.0 * |
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>>> [2] x86_64-pc-linux-gnu-7.3.0 |
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>>> shows that I still have version 6.4 as a default. |
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>> |
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>> I'm on gcc-7.3.0-r3 and have not noticed any problems on 3 boxen so far. |
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>> |
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>> |
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>>> As https://wiki.gentoo.org/wiki/Upgrading_GCC |
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>>> still do not have any specific instructions on |
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>>> switching to gcc version 7.3, I am still afread |
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>>> of switching to gcc version 7.3 and would like |
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>>> to ask if anybody encountered some problem |
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>>> after switching to gcc version 7.3 and which |
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>>> packages should be rebuild after such switching. |
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>>> |
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>>> Thank you in advance for your help. |
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>> |
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>> I didn't have to rebuild anything, but if you have reasons to fear breakage |
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>> you can rebuild your toolchain: |
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>> |
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>> 1. Use gcc-config to select x86_64-pc-linux-gnu-7.3.0 |
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>> 2. Re-source /etc/profile by running in your current console/terminal: |
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>> . /etc/profile |
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>> 3. Re-emerge libtool: |
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>> emerge -1 sys-devel/libtool |
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>> 4. Re-emerge the following packages in this order: |
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>> emerge -1 sys-devel/gcc-7.3.0-r3 |
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>> emerge -1 sys-devel/binutils |
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>> emerge -1 sys-libs/glibc |
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>> 5. You could if you want re-emerge your entire system, 'emerge -e @world' or |
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>> if you would rather conserve electricity wait as different packages come up |
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>> for an update over time. |
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>> |
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>> If my experience to date holds true and for a general purpose desktop none of |
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>> the above rebuilds are necessary, other than switching your gcc to 7.3.0. |
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> |
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> You forgot the 6th item: |
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> |
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> 6. Recompile the kernel. |
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> |
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> Just today, virtualbox-modules refused to compile because of this. |
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> Thanks to Michael Orlitzky for the tip how to interpret portage messages. |
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|
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By the way, this recommendation is absent from Gentoo wiki on updating gcc. |