New attribute "infrequent"?

[Ulrich Drepper]

Jan Hubicka <jh@suse.cz> writes:

> Optimizing "noreturn" function for size instead of speed should be also good
> idea, but just tiny fraction of code is "noreturn", while "infrequent" is in
> fact majority of code.

It's not always the case that noreturn functions are not
time-critical.  Functions which end longjmp() can very well be used
very frequently.  There is code out there which emulates exception
handling this way.

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