now impossible to debug code that uses PETSc shared libraries?

[Satish Balay]

On Sat, 3 May 2008, Satish Balay wrote:

> On Fri, 2 May 2008, Barry Smith wrote:
> 
> > apple
> 
> Appears to work fine on 10.4 ppc machine - I have access to.

Also works on 10.4 Intel machine

Satish

--------------------------------------------

videh:~/petsc-dev/src/ksp/ksp/examples/tutorials balay$ ls $PETSC_DIR/$PETSC_ARCH/lib
foo                     libpetsc.dylib          libpetscdm.dylib        libpetscmat.dylib       libpetscts.dylib
libmpiuni.a             libpetsccontrib.dylib   libpetscksp.dylib       libpetscsnes.dylib      libpetscvec.dylib
videh:~/petsc-dev/src/ksp/ksp/examples/tutorials balay$ make ex2
gcc -o ex2.o -c -fPIC -Wall -Wwrite-strings -Wno-long-double -Wno-strict-aliasing -g3 -I/Users/balay/petsc-dev/src/dm/mesh/sieve -I/Users/balay/petsc-dev -I/Users/balay/petsc-dev/darwin8.11.1-c-debug/include -I/Users/balay/petsc-dev/include -I/Developer/SDKs/MacOSX10.4u.sdk/usr/X11R6/include -I/Users/balay/petsc-dev/include/mpiuni -D__SDIR__="src/ksp/ksp/examples/tutorials/" ex2.c
gcc -Wl,-multiply_defined,suppress -Wl,-multiply_defined -Wl,suppress  -fPIC -Wall -Wwrite-strings -Wno-long-double -Wno-strict-aliasing -g3  -o ex2 ex2.o  -L/Users/balay/petsc-dev/darwin8.11.1-c-debug/lib -L/Users/balay/petsc-dev/darwin8.11.1-c-debug/lib -lpetscksp -lpetscdm -lpetscmat -lpetscvec -lpetsc    -L/usr/X11R6/lib -lX11  -L/Users/balay/petsc-dev/darwin8.11.1-c-debug/lib -L/Users/balay/petsc-dev/darwin8.11.1-c-debug/lib -lmpiuni -llapack -lblas 
/bin/rm -f ex2.o
videh:~/petsc-dev/src/ksp/ksp/examples/tutorials balay$ gdb ex2
GNU gdb 6.3.50-20050815 (Apple version gdb-573) (Fri Oct 20 15:50:43 GMT 2006)
Copyright 2004 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-apple-darwin"...Reading symbols for shared libraries .......... done

(gdb) b MatMult
Breakpoint 1 at 0x184cfe: file matrix.c, line 1687.
(gdb) r
Starting program: /Users/balay/petsc-dev/src/ksp/ksp/examples/tutorials/ex2 
Reading symbols for shared libraries ..+.+++++ done
Breakpoint 1 at 0x118cd0c: file matrix.c, line 1690.

Breakpoint 1, MatMult (mat=0x1808f30, x=0x180b930, y=0x180fb30) at matrix.c:1690
1690      PetscFunctionBegin;
(gdb) where
#0  MatMult (mat=0x1808f30, x=0x180b930, y=0x180fb30) at matrix.c:1690
#1  0x00002746 in main (argc=1, args=0xbffffae0) at ex2.c:141
(gdb) list
1685    @*/
1686    PetscErrorCode PETSCMAT_DLLEXPORT MatMult(Mat mat,Vec x,Vec y)
1687    {
1688      PetscErrorCode ierr;
1689
1690      PetscFunctionBegin;
1691      PetscValidHeaderSpecific(mat,MAT_COOKIE,1);
1692      PetscValidType(mat,1);
1693      PetscValidHeaderSpecific(x,VEC_COOKIE,2);
1694      PetscValidHeaderSpecific(y,VEC_COOKIE,3); 
(gdb)