Bug 764077 – sys-auth/fprintd-0.8.1-r3 fails to compile with -fno-common

• Product: Gentoo Linux
• Status: RESOLVED FIXED

[Description Agostino Sarubbo 2021-01-06 09:56:14 UTC]

https://blogs.gentoo.org/ago/2020/07/04/gentoo-tinderbox/

Issue: sys-auth/fprintd-0.8.1-r3 fails to compile with -fno-common.
Discovered on: amd64 (internal ref: ci)

NOTE:
To reproduce this issue you may want to set CFLAGS="${CFLAGS} -fno-common" or compile it with gcc-10 that enables -fno-common by default.

[Comment 1 Agostino Sarubbo 2021-01-06 09:56:17 UTC]

Created attachment 681469 [details]
build.log

build log and emerge --info

[Comment 2 Agostino Sarubbo 2021-01-06 09:56:20 UTC]

Possible context of error(s):

/usr/lib/gcc/x86_64-pc-linux-gnu/10.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: ./.libs/libfprintd.a(device.o):(.bss+0x0): multiple definition of `store'; main.o:(.bss+0x0): first defined here
collect2: error: ld returned 1 exit status

[Comment 3 Leonid Kopylov 2021-01-06 12:00:36 UTC]

Have exactly the same error

[Comment 4 Leonid Kopylov 2021-01-06 12:01:47 UTC]

Created attachment 681511 [details]
build.log

[Comment 5 Larry the Git Cow 2021-01-12 09:37:21 UTC]

The bug has been closed via the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=989f5747c6845c252e893686086f4452df94d9c5

commit 989f5747c6845c252e893686086f4452df94d9c5
Author:     Jakov Smolic <[e-mail]>
AuthorDate: 2021-01-12 09:36:53 +0000
Commit:     David Seifert <[e-mail]>
CommitDate: 2021-01-12 09:36:53 +0000

    sys-auth/fprintd: Fix build with gcc-10
    
    * Disable static-libs
    
    Closes: https://github.com/gentoo/gentoo/pull/18965
    Closes: https://bugs.gentoo.org/764077
    Signed-off-by: Jakov Smolic <[e-mail]>
    Signed-off-by: David Seifert <[e-mail]>

 .../fprintd/files/fprintd-0.8.1-fno-common.patch   | 44 ++++++++++++++++++++++
 sys-auth/fprintd/fprintd-0.8.1-r3.ebuild           | 21 ++++++-----
 2 files changed, 56 insertions(+), 9 deletions(-)