ports/178994: x11-drivers/xf86-input-mouse: compile error with gcc47
Michael Moll
kvedulv at kvedulv.de
Sun May 26 19:00:03 UTC 2013
>Number: 178994
>Category: ports
>Synopsis: x11-drivers/xf86-input-mouse: compile error with gcc47
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-ports-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sun May 26 19:00:00 UTC 2013
>Closed-Date:
>Last-Modified:
>Originator: Michael Moll
>Release: 9-STABLE
>Organization:
>Environment:
FreeBSD emperor.kvedulv.de 9.1-STABLE FreeBSD 9.1-STABLE #0 r250935M: Fri May 24 15:19:09 CEST 2013 mmoll at emperor.kvedulv.de:/usr/obj/svn/base/stable/9/sys/EMPEROR amd64
>Description:
[...]
CC bsd_mouse.lo
mouse.c:156:9: warning: initialization discards 'const' qualifier from pointer target type [enabled by default]
mouse.c: In function 'MousePreInit':
mouse.c:932:22: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
bsd_mouse.c:197:9: warning: initialization discards 'const' qualifier from pointer target type [enabled by default]
bsd_mouse.c:198:9: warning: initialization discards 'const' qualifier from pointer target type [enabled by default]
bsd_mouse.c:199:9: warning: initialization discards 'const' qualifier from pointer target type [enabled by default]
bsd_mouse.c:200:9: warning: initialization discards 'const' qualifier from pointer target type [enabled by default]
bsd_mouse.c:201:9: warning: initialization discards 'const' qualifier from pointer target type [enabled by default]
bsd_mouse.c:202:9: warning: initialization discards 'const' qualifier from pointer target type [enabled by default]
bsd_mouse.c:203:9: warning: initialization discards 'const' qualifier from pointer target type [enabled by default]
bsd_mouse.c:204:9: warning: initialization discards 'const' qualifier from pointer target type [enabled by default]
bsd_mouse.c:205:9: warning: initialization discards 'const' qualifier from pointer target type [enabled by default]
bsd_mouse.c: In function 'SetupAuto':
bsd_mouse.c:225:9: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
mouse.c: In function 'MousePostEvent':
mouse.c:2366:18: warning: variable 'mousepriv' set but not used [-Wunused-but-set-variable]
bsd_mouse.c: In function 'CheckProtocol':
bsd_mouse.c:151:30: error: array subscript is above array bounds [-Werror=array-bounds]
cc1: some warnings being treated as errors
*** [bsd_mouse.lo] Error code 1
1 error
*** [all-recursive] Error code 1
1 error
*** [all] Error code 2
1 error
>How-To-Repeat:
>Fix:
A patch from Debian/kfreebsd is attached
Patch attached with submission follows:
From: Robert Millan <rmh at debian.org>
Subject: Work around gcc bug resulting in build failure
./../src/bsd_mouse.c: In function 'CheckProtocol':
./../src/bsd_mouse.c:142:30: error: array subscript is above array bounds [-Werror=array-bounds]
Debian bug#665390.
Followup-From: Petr Salinger <Petr.Salinger at seznam.cz>
Followup-Bug: #681506
Index: xserver-xorg-input-mouse/src/bsd_mouse.c
===================================================================
--- xserver-xorg-input-mouse.orig/src/bsd_mouse.c
+++ xserver-xorg-input-mouse/src/bsd_mouse.c
@@ -139,10 +139,10 @@ CheckProtocol(const char *protocol)
{
int i;
- for (i = 0; internalNames[i]; i++)
+ for (i = -1; internalNames[++i];)
if (xf86NameCmp(protocol, internalNames[i]) == 0)
return TRUE;
- for (i = 0; miscNames[i]; i++)
+ for (i = -1; miscNames[++i];)
if (xf86NameCmp(protocol, miscNames[i]) == 0)
return TRUE;
return FALSE;
>Release-Note:
>Audit-Trail:
>Unformatted:
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