gdb shows source line multiple times before executing !!

[Nikola Kolev]

the executable is probably optimized (gcc/g++ -O2 ...)

mohanlal jangir wrote:

>While single stepping with gdb, quite frequently I see sorce lines appearing
>multiple times i.e. gdb shows some line that will be executed on command
>"next", but that is actully not. After next "next" command, I see same line
>appearing. This happens two or three times and then finally that line is
>executed.
>
>gdb --version command gives following output:
>GNU gdb Red Hat Linux 7.x (5.0rh-15) (MI_OUT)
>Copyright 2001 Free Software Foundation, Inc.
>GDB is free software, covered by the GNU General Public License, and you are
>welcome to change it and/or distribute copies of it under certain
>conditions.
>Type "show copying" to see the conditions.
>There is absolutely no warranty for GDB.  Type "show warranty" for details.
>This GDB was configured as "i386-redhat-linux".
>
>
>Regards
>Mohanlal
>
>  
>