On 15-Jun-2015 10:20, Shachar Shemesh wrote:
On 14/06/15 20:01, bitwise wrote:
On Sun, 14 Jun 2015 12:52:47 -0400, ketmar <[email protected]>
wrote:

so it's by design.

Ok, makes sense ;)

   Bit

Well, sortof.

It makes sense, until you try to compile a program that needs more
memory than your computer has. Then, all of a sudden, it completely and
utterly stops making sense.

Truth be told it never made any sense - it only suitable for immutables - AST, ID pool and few others. For instance, lots and lots of AA-s are short-lived per analyzed scope.

Even for immutables using region-style allocator with "releaseAll" would be much safer strategy with same gains. Also never deallocating means we can't use tooling such as valgrind to pin down real memory leaks.


Hint: when you need to swap out over 2GB of memory (with 16GB of
physical ram installed), this strategy completely and utterly stops
making sense.

Agreed.

--
Dmitry Olshansky

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