Public bug reported:
A test file:
---
#include <stdio.h>
int main()
{
long double a = 0x1.29aeffefc8ec645p+12557L;
printf("%Lf\n", a);
}
Whilst in gdb (on 32bit):
---
(gdb) p 0x1.29aeffefc8ec645p+12557L
$1 = 12558.16282653431
(gdb) p a
$2 = 1.2565231254743496882989195724989633e+3780
---
Do the same but on gdb 64bit:
---
(gdb) p 0x1.29aeffefc8ec645p+12557L
$1 = 12558.16282653431
(gdb) p a
$2 = inf
---
ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: gdb 7.6~20130417-0ubuntu1
ProcVersionSignature: Ubuntu 3.8.0-23.34-generic 3.8.11
Uname: Linux 3.8.0-23-generic x86_64
ApportVersion: 2.9.2-0ubuntu8.1
Architecture: amd64
Date: Tue Jul 2 17:07:07 2013
InstallationDate: Installed on 2013-06-05 (27 days ago)
InstallationMedia: Ubuntu-Server 13.04 "Raring Ringtail" - Release amd64
(20130423.1)
MarkForUpload: True
ProcEnviron:
LANGUAGE=en_GB:en
TERM=xterm-256color
PATH=(custom, no user)
LANG=en_GB.UTF-8
SHELL=/bin/bash
SourcePackage: gdb
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: gdb (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug raring
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https://bugs.launchpad.net/bugs/1197027
Title:
gdb shows 'inf' when printing long doubles on x86_64
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