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gcc -pie makes gdb unable to set breakpoints on Debian/ppc
- From: Jay K <jay dot krell at cornell dot edu>
- To: binutils <binutils at sourceware dot org>
- Date: Sat, 3 Jul 2010 10:44:07 +0000
- Subject: gcc -pie makes gdb unable to set breakpoints on Debian/ppc
gcc -pie makes gdb unable to set breakpoints on Debian/ppc
I know..old stuff..and I didn't debug at all or try current. Don't know if gcc or gdb or kernel or whatnot is at fault.
This is stable Debian 5.0.
jay@plin:~$ uname -a
Linux plin 2.6.26-2-powerpc #1 Tue Mar 9 23:07:18 UTC 2010 ppc GNU/Linux
jay@plin:~$ gcc -v
Using built-in specs.
Target: powerpc-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Debian 4.3.2-1.1' --with-bugurl=file:///usr/share/doc/gcc-4.3/README.Bugs --enable-languages=c,c++,fortran,objc,obj-c++ --prefix=/usr --enable-shared --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --enable-nls --with-gxx-include-dir=/usr/include/c++/4.3 --program-suffix=-4.3 --enable-clocale=gnu --enable-libstdcxx-debug --enable-objc-gc --enable-mpfr --disable-softfloat --enable-secureplt --enable-targets=powerpc-linux,powerpc64-linux --with-cpu=default32 --with-long-double-128 --enable-checking=release --build=powerpc-linux-gnu --host=powerpc-linux-gnu --target=powerpc-linux-gnu
Thread model: posix
gcc version 4.3.2 (Debian 4.3.2-1.1)
jay@plin:~$ gdb -v
GNU gdb 6.8-debian
Copyright (C) 2008 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 "powerpc-linux-gnu".
jay@plin:~$ cat 2.c
int main()
{
}
jay@plin:~$ gcc -g -pie 2.c
jay@plin:~$ gdb ./a.out
GNU gdb 6.8-debian
Copyright (C) 2008 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 "powerpc-linux-gnu"...
(gdb) break main
Breakpoint 1 at 0x658: file 2.c, line 3.
(gdb) run
Starting program: /home/jay/a.out
Warning:
Cannot insert breakpoint 1.
Error accessing memory address 0x658: Input/output error.
(gdb) q
The program is running.? Exit anyway? (y or n) y
jay@plin:~$ gcc -g 2.c
jay@plin:~$ gdb ./a.out
GNU gdb 6.8-debian
Copyright (C) 2008 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 "powerpc-linux-gnu"...
(gdb) break main
Breakpoint 1 at 0x10000448: file 2.c, line 3.
(gdb) run
Starting program: /home/jay/a.out
Breakpoint 1, main () at 2.c:3
3??? }
(gdb) q
The program is running.? Exit anyway? (y or n) y
?- Jay