[Ipopt] Catch (...) statements in Ipopt

[Stefan Vigerske]

Hi,

you can change the value of rethrow_nonipoptexception_ via 
IpoptApplication::RethrowNonIpoptException():

https://www.coin-or.org/Ipopt/doxygen/classIpopt_1_1IpoptApplication.html#a985d4b2f4b443b7aef8d6e924c49b5ce

Best,
Stefan

On 05/13/2017 12:47 PM, David Wilkinson wrote:
> I have a Bonmin/Ipopt client application that (rightly or wrongly) uses 
> C++ exceptions for flow control in abnormal situations. In some of these 
> situations, the exception is getting caught by catch (...) statements in 
> Ipopt::IpoptApplication. The content in some (but not all) of these 
> catch (...) statements is protected by a variable 
> rethrow_nonipoptexception_, but this variable is hard-wired to be false, 
> and so cannot be used to change behavior without modifying source code.
> 
> Suggestion:
> 
> The content of all occurrences of catch (...) in Ipopt::IpoptApplication 
> should be protected by this rethrow_nonipoptexception_ variable, and 
> its  value should be controllable by a preprocessor symbol.
> 
> There are examples of catch (...) statements in other parts of COIN-OR 
> (Bonmin and Clp) that are not harmful to my client application, but 
> perhaps these should also be protected in a similar manner.
> 
> Thanks,
> 
> David Wilkinson
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