[vtkusers] OSX 10.6 TCL issue "libvtkRendering.5.4.dylib: GC capability mismatch" ( solution too )

[David Gobbi]

On Wed, Mar 3, 2010 at 12:08 PM, Sean McBride <sean at rogue-research.com> wrote:

> In fact, it might be wise for vtk to configure itself with -fobjc-gc by
> default.  One problem is that this flag is supported only as of 10.5.
> But perhaps some CMake wizardry could be done to check the deployment
> target and use -fobjc-gc only if it's >= 10.5.

The check is easy to do, the CMakeLists.txt already has SDK version
checks.  So if the SDK is >= 10.5, VTK_REQUIRED_OBJCXX_FLAGS should
appear as an advanced option with a default setting of "-fobjc-gc".  I
can put this in sometime over the next few days.

  David