[CMake] Version 2.8 affects exception handling?

[Bill Hoffman]

Bill Spotz wrote:
> Hi,
> 
> I am a Trilinos developer, so I recently upgraded to CMake version 2.8 
> so that I could test the Trilinos release 10 tarball.
> 
> I am seeing certain unit tests fail that were working before (in the 
> Trilinos release 10 repository) and this is the current state of my 
> debugging process:
> 
>   * I am testing that a constructor given an invalid (negative) argument 
> throws an exception
>   * gdb indicates that the exception is thrown, but I cannot catch it
>   * the program crashes with a segmentation fault
> 
> I don't see any changes by other developers that would change the 
> behavior of the code I am testing.  The only difference I am aware of 
> between the code that was working and the code that is failing now is 
> the CMake version used to build it.
> 
> Might CMake be compiling with options that affect exception handling?  
> If so, how can I determine what it is doing and customize it to behave 
> the way I expect it to?
> 
Not that I know of...

If you have a build that works and one that does not, perhaps you could 
do a make VERBOSE=1, and post the build for a .o and the linking of an 
executable for the version that works and the one that does not and we 
can compare flags to figure out what is going on.

-Bill