nothrow by default

[Ola Fosheim Grøstad]

On Thursday, 9 January 2020 at 21:29:00 UTC, Johannes Pfau wrote:
> As far as I understood Sutter's proposal it's one word of 
> 'context'. But a function actually returns two words (i.e. two 
> words of state), where one is the error category and the second

Well, on x86 a register can be 256 bits or more... But AFAIK C++ 
implementations do not allocate memory for exceptions 
dynamically. So you only pay the price of the constructor and 
potential cache miss.