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Bug 592450 - media-libs/smpeg-0.4.4-r10: building w/gcc-6: audio/huffmantable.cpp:587:1: error: narrowing conversion of '-1' from 'int' to 'unsigned int' inside { } [-Wnarrowing]
Summary: media-libs/smpeg-0.4.4-r10: building w/gcc-6: audio/huffmantable.cpp:587:1: e...
Status: RESOLVED FIXED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: Current packages (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Gentoo Games
URL:
Whiteboard:
Keywords:
: 598452 (view as bug list)
Depends on:
Blocks: gcc-6
  Show dependency tree
 
Reported: 2016-08-30 16:16 UTC by Francesco Turco
Modified: 2016-12-29 14:18 UTC (History)
4 users (show)

See Also:
Package list:
Runtime testing required: ---

Attachments
build log for media-libs/smpeg-0.4.4-r10 using gcc-6.2.0 (smpeg.log,4.14 KB, text/plain)
2016-08-30 16:16 UTC, Francesco Turco 		Details
emerge --info (info.txt,6.15 KB, text/plain)
2016-08-30 16:17 UTC, Francesco Turco 		Details
smpeg-0.4.4-gcc6.patch (smpeg-0.4.4-gcc6.patch,893 bytes, patch)
2016-09-21 21:35 UTC, Peter Levine 		Details | Diff
View All Add an attachment (proposed patch, testcase, etc.)

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Description Francesco Turco 2016-08-30 16:16:57 UTC 
Created attachment 444460 [details]
build log for media-libs/smpeg-0.4.4-r10 using gcc-6.2.0

After having upgraded gcc to version 6.2.0 I can't build media-libs/smpeg-0.4.4-r10 anymore. It used to work with gcc-5.4.0

Snippet of error message:

> /var/tmp/portage/media-libs/smpeg-0.4.4-r10/work/smpeg-0.4.4/audio/huffmantable.cpp:587:1: error: narrowing conversion of '-1' from 'int' to 'unsigned int' inside { } [-Wnarrowing]
> };
> ^
> /var/tmp/portage/media-libs/smpeg-0.4.4-r10/work/smpeg-0.4.4/audio/huffmantable.cpp:587:1: error: narrowing conversion of '-1' from 'int' to 'unsigned int' inside { } [-Wnarrowing]
> /var/tmp/portage/media-libs/smpeg-0.4.4-r10/work/smpeg-0.4.4/audio/huffmantable.cpp:587:1: error: narrowing conversion of '-1' from 'int' to 'unsigned int' inside { } [-Wnarrowing]
> /var/tmp/portage/media-libs/smpeg-0.4.4-r10/work/smpeg-0.4.4/audio/huffmantable.cpp:587:1: error: narrowing conversion of '-1' from 'int' to 'unsigned int' inside { } [-Wnarrowing]
> /var/tmp/portage/media-libs/smpeg-0.4.4-r10/work/smpeg-0.4.4/audio/huffmantable.cpp:587:1: error: narrowing conversion of '-1' from 'int' to 'unsigned int' inside { } [-Wnarrowing]
> /var/tmp/portage/media-libs/smpeg-0.4.4-r10/work/smpeg-0.4.4/audio/huffmantable.cpp:587:1: error: narrowing conversion of '-1' from 'int' to 'unsigned int' inside { } [-Wnarrowing]
> make[1]: *** [Makefile:427: huffmantable.lo] Error 1

----------------

# emerge -pv smpeg

These are the packages that would be merged, in order:

Calculating dependencies... done!
[ebuild   R    ] media-libs/smpeg-0.4.4-r10::gentoo  USE="X opengl -debug -static-libs" ABI_X86="(64) -32 (-x32)" CPU_FLAGS_X86="(-mmx)" 0 KiB

Total: 1 package (1 reinstall), Size of downloads: 0 KiB
Comment 1 Francesco Turco 2016-08-30 16:17:23 UTC 
Created attachment 444462 [details]
emerge --info
Comment 2 Francesco Turco 2016-08-31 16:45:09 UTC 
Adding -std=gnu++98 to CXXFLAGS fixes the problem.
Comment 3 Peter Levine 2016-09-21 21:35:47 UTC 
Created attachment 447256 [details, diff]
smpeg-0.4.4-gcc6.patch
Comment 4 Francesco Turco 2016-09-21 22:04:19 UTC 
I confirm I'm able to correctly build media-libs/smpeg-0.4.4-r10 with patch from comment 3.
Comment 5 Toralf Förster gentoo-dev 2016-11-15 16:58:08 UTC 
*** Bug 598452 has been marked as a duplicate of this bug. ***
Comment 6 Alexis Ballier gentoo-dev 2016-12-29 14:18:35 UTC 
commit ef5af0ae93adbe5f549ad922756f3f566244d274
Author: Alexis Ballier <aballier@gentoo.org>
Date:   Thu Dec 29 15:17:32 2016 +0100

    media-libs/smpeg: fix build with gcc6, bug #592450, patch by Peter Levine.
 


thanks