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* [Bug libgcc/56187] New: void arithmetic in unwind-dw2-fde.c
@ 2013-02-02 21:05 nwmcsween at gmail dot com
2013-02-02 21:38 ` [Bug libgcc/56187] " pinskia at gcc dot gnu.org
0 siblings, 1 reply; 2+ messages in thread
From: nwmcsween at gmail dot com @ 2013-02-02 21:05 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56187
Bug #: 56187
Summary: void arithmetic in unwind-dw2-fde.c
Classification: Unclassified
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: libgcc
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: nwmcsween@gmail.com
--- unwind-dw2-fde.c 2011-11-02 15:26:35.000000000 +0000
+++ unwind-dw2-fde.c.diff 2013-02-02 20:59:47.887775367 +0000
@@ -878,7 +878,7 @@
if (pc < pc_begin)
hi = i;
- else if (pc >= pc_begin + pc_range)
+ else if (pc >= (char *)pc_begin + (char *)pc_range)
lo = i + 1;
else
return f;
^ permalink raw reply [flat|nested] 2+ messages in thread
* [Bug libgcc/56187] void arithmetic in unwind-dw2-fde.c
2013-02-02 21:05 [Bug libgcc/56187] New: void arithmetic in unwind-dw2-fde.c nwmcsween at gmail dot com
@ 2013-02-02 21:38 ` pinskia at gcc dot gnu.org
0 siblings, 0 replies; 2+ messages in thread
From: pinskia at gcc dot gnu.org @ 2013-02-02 21:38 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56187
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |WAITING
Last reconfirmed| |2013-02-02
Ever Confirmed|0 |1
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> 2013-02-02 21:38:39 UTC ---
GNU C defines void arithmetic as being the same as char pointer arithmetic and
this code is always compiled with GCC.
Also your patch is incorrect it should be:
+ else if (pc >= (char *)pc_begin + pc_range)
If we are going apply it in the first place.
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2013-02-02 21:38 UTC | newest]
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2013-02-02 21:05 [Bug libgcc/56187] New: void arithmetic in unwind-dw2-fde.c nwmcsween at gmail dot com
2013-02-02 21:38 ` [Bug libgcc/56187] " pinskia at gcc dot gnu.org
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