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Re: GCC 4.1: Buildable on GHz machines only?
Daniel Berlin <email@example.com> writes:
> On Wed, 2005-04-27 at 16:40 -0700, Zack Weinberg wrote:
>> I have seen such complaints. Not about bootstrap times, no, that only
>> affects people who compile the compiler; but the more general case of
>> 'gcc takes forever to compile this program' does appear on a regular
> People would complain even if the compiler took 1 second on every file,
> regardless of size or optimization level.
Well, yes. 1 second/file is still slow! I want "make" to complete
instantaneously! Don't you?
> If you want a faster compiler, it's hard work. It means not adding
> features because the design isn't a good one, *even if the user
> would still find it useful*. People aren't willing to do this. It
> means lots and lots of profiling, and taking care of little
> inefficiencies. All I ever see people suggest is magic bullets.
> We also have some deep datastructure problems in terms of IL, but
> those aren't going to give us a 5000% speedup or be a magic bullet
What you say is true. Does that mean we shouldn't try?