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From: "hjl.tools at gmail dot com" <sourceware-bugzilla@sourceware.org>
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Subject: [Bug gdb/14647] New: [x32] "next" doesn't work with -O -g
Date: Sat, 29 Sep 2012 19:13:00 -0000
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http://sourceware.org/bugzilla/show_bug.cgi?id=14647

             Bug #: 14647
           Summary: [x32] "next" doesn't work with -O -g
           Product: gdb
           Version: HEAD
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gdb
        AssignedTo: unassigned@sourceware.org
        ReportedBy: hjl.tools@gmail.com
    Classification: Unclassified


On Linux/x32, I got

[hjl@gnu-tools-1 tmp]$ cat x.c
void bar ();

int
main ()
{
  bar ();
  return 0;
}
[hjl@gnu-tools-1 tmp]$ cat y.c
void
bar ()
{
}
[hjl@gnu-tools-1 tmp]$ gcc -O -mx32 -g x.c y.c
[hjl@gnu-tools-1 tmp]$ gdb a.out 
GNU gdb (GDB) 7.5.50.20120925-cvs
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-unknown-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /tmp/a.out...done.
(gdb) b main
Breakpoint 1 at 0x40038c: file x.c, line 5.
(gdb) r
Starting program: /tmp/a.out 

Breakpoint 1, main () at x.c:5
5    {
(gdb) next
6      bar ();
(gdb) 
bar () at y.c:3
3    {
(gdb)

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