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Re: Warning on C++ catch by value on non primitive types

From: Avi Kivity <avi at argo dot co dot il>
To: Kai Henningsen <kaih at khms dot westfalen dot de>
Cc: gcc at gcc dot gnu dot org
Date: Sun, 16 Oct 2005 12:46:12 +0200
Subject: Re: Warning on C++ catch by value on non primitive types
References: <20051013094122.21c36d3a.bkoz@redhat.com> <20051013094122.21c36d3a.bkoz@redhat.com> <01A7E769-CA3B-4994-955B-69387D2B7E07@ovro.caltech.edu> <9fwj1DZHw-B@khms.westfalen.de>

Kai Henningsen wrote:

So what you say is that any decent modern C++ coding guide/list wants to forbid catching the C++ standard exceptions, and anything derived from them?

no, only catch by value is problematic, as it can lead to slicing.

catch by reference is perfectly fine.

References:
- Re: Warning on C++ catch by value on non primitive types
  - From: Benjamin Kosnik
- Re: Warning on C++ catch by value on non primitive types
  - From: Thomas Costa
- Re: Warning on C++ catch by value on non primitive types
  - From: Kai Henningsen

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