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io::reader needs a method to read into a preallocated vec #2901

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erickt opened this issue Jul 13, 2012 · 0 comments
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io::reader needs a method to read into a preallocated vec #2901

erickt opened this issue Jul 13, 2012 · 0 comments
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C-enhancement Category: An issue proposing an enhancement or a PR with one. I-slow Issue: Problems and improvements with respect to performance of generated code.

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@erickt
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erickt commented Jul 13, 2012

This will remove a malloc, and potentially speed up some io-heavy operations.
erickt added a commit to erickt/rust that referenced this issue Jul 21, 2012
@erickt
Switch reader to work with preallocated vecs
3512e35 
This closes rust-lang#2901.
@erickt erickt closed this as completed in 06ac0c2 Jul 24, 2012
RalfJung pushed a commit to RalfJung/rust that referenced this issue Jun 3, 2023
@bors
Auto merge of rust-lang#2901 - oli-obk:noisy, r=RalfJung
053edf4 
Hide full miri command line in `./miri run-dep`

fixes rust-lang#2443
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C-enhancement Category: An issue proposing an enhancement or a PR with one. I-slow Issue: Problems and improvements with respect to performance of generated code.
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