Re: question re BOOST_NO_EXCEPTION

From: Robert Ramey (ramey_at_[hidden])
Date: 2019-10-25 14:44:54

On 10/25/19 2:38 AM, Mathias Gaunard via Boost wrote:
> On Thu, 24 Oct 2019 at 17:47, Robert Ramey via Boost
> <boost_at_[hidden]> wrote:
>>
>> I want to detect whether or not the -no_exception compile time flag has
>> been used on gcc/clang.  Will BOOST_NO_EXCEPTIONS do this?  If not is
>> there something I can use?
> 
> A look at the code or a simple Google search allows to answer these questions.
> Boost.Config will define BOOST_NO_EXCEPTIONS if it is not already
> defined and it detects that the compiler has exceptions disabled.

I couldn't see this from looking at the implementation in config.hpp. 
Maybe I missed it.

I think that config.hpp will detect if the compiler doesn't support 
exceptions.  But it doesn't look that it detects when the exceptions are 
suppressed via the -no-exceptions switch.

> 
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