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Bug 520102

Summary: app-office/akonadi-server-1.13.0 build failure (type 'Akonadi::Server::Connection' not a direct base of itself)
Product: Gentoo Linux Reporter: Megas of Vecanti <emegas>
Component: [OLD] KDEAssignee: Gentoo KDE team <kde>
Status: RESOLVED FIXED    
Severity: normal CC: lmiphay
Priority: Normal    
Version: unspecified   
Hardware: AMD64   
OS: Linux   
Whiteboard:
Package list:
Runtime testing required: ---
Attachments: output of `emerge --info '=app-office/akonadi-server-1.13.0::gentoo'`
/var/tmp/portage/app-office/akonadi-server-1.13.0/temp/build.log
var/tmp/portage/app-office/akonadi-server-1.13.0/temp/environment
Patch to allow akonadi-server-1.13.0 compile with gcc 4.7.3

Description Megas of Vecanti 2014-08-17 00:57:28 UTC
app-office/akonadi-server fails to build on my system when this error is encountered at the 20% mark:

/var/tmp/portage/app-office/akonadi-server-1.13.0/work/akonadi-1.13.0/server/src/connection.cpp: In constructor 'Akonadi::Server::Connection::Connection(quintptr, QObject*)':
/var/tmp/portage/app-office/akonadi-server-1.13.0/work/akonadi-1.13.0/server/src/connection.cpp:60:7: error: type 'Akonadi::Server::Connection' is not a direct base of 'Akonadi::Server::Connection'

Output of `emerge -pqv '=app-office/akonadi-server-1.13.0::gentoo'`:

[ebuild     U ] app-office/akonadi-server-1.13.0 [1.12.1-r1] USE="mysql qt4 soprano -postgres (-qt5) -sqlite {-test}"

 `emerge --info '=app-office/akonadi-server-1.13.0::gentoo'` output attached.

build.log and environment attachments to follow.
Comment 1 Megas of Vecanti 2014-08-17 00:58:27 UTC
Created attachment 383010 [details]
output of `emerge --info '=app-office/akonadi-server-1.13.0::gentoo'`
Comment 2 Megas of Vecanti 2014-08-17 00:59:29 UTC
Created attachment 383012 [details]
/var/tmp/portage/app-office/akonadi-server-1.13.0/temp/build.log
Comment 3 Megas of Vecanti 2014-08-17 00:59:53 UTC
Created attachment 383014 [details]
var/tmp/portage/app-office/akonadi-server-1.13.0/temp/environment
Comment 4 Michael Palimaka (kensington) gentoo-dev 2014-08-17 09:30:15 UTC
Does it work with gcc-4.7 (latest stable) or later?
Comment 5 Megas of Vecanti 2014-08-17 13:45:55 UTC
Confirmed, it works.

For posterity: as discussed on IRC, the GCC version check used on kde-base/krfb needs to be applied to this ebuild until a better version check solution is found.

Thanks! I'll leave it to you to resolve from here.
Comment 6 Manuel RĂ¼ger (RETIRED) gentoo-dev 2014-11-09 16:48:23 UTC
Fixed.
Comment 7 Jack 2014-11-15 02:00:54 UTC
I read comments 4 and 5 as implying that gcc 4.7 is OK for akonadi-server-1.13.0, but the ebuild is explicitly failing on gcc 4.7.  (I have only gcc 4.7.3-r1 installed.)  Am I misreading something, is the test wrong, or something else?  

Also, do I read the reference to the IRC discussion as meaning there is a reason to not just use a build time depend?  Just for reference, is that discussion recorded or documented anywhere?  It's really annoying to not hit this issue until you are into the emerge having started building things.
Comment 8 Michael Palimaka (kensington) gentoo-dev 2014-11-15 02:10:36 UTC
Looks like it should be $(gcc-minor-version) -lt 7 rather than -le.

A build-time depend on gcc:4.7 is not particularly useful, because it does not guarantee that 4.7 is actually active, and the user might not be using GCC anyway (the version check does handle clang IIRC).

There is a recent thread on gentoo-dev related to this issue. It would be really useful if we had some better way of handling it. I did experiment with automatically selecting a newer compiler if required in cmake eclass a while ago, but never got around to finishing it.
Comment 9 Paul Healy 2014-11-16 19:37:11 UTC
Created attachment 389526 [details, diff]
Patch to allow akonadi-server-1.13.0 compile with gcc 4.7.3

This patch allowed me compile akonadi-server with gcc 4.7.3 here.
Comment 10 Michael Palimaka (kensington) gentoo-dev 2014-12-09 17:18:50 UTC
Thanks, fixed in CVS.

+  09 Dec 2014; Michael Palimaka <kensington@gentoo.org>
+  akonadi-server-1.13.0.ebuild:
+  Fix GCC version check logic wrt bug #520102.