ahorek (Pavel Rosický)
- Login: ahorek
- Registered on: 01/26/2017
- Last connection: 06/29/2022
Issues
open | closed | Total | |
---|---|---|---|
Assigned issues | 0 | 0 | 0 |
Reported issues | 2 | 14 | 16 |
Activity
03/21/2022
-
12:51 AM Ruby master Bug #18651 (Open): oob access in CP51932 -> CP50220 transcoder
- Hello,
while working on a port of Japanese transcoder, I found a potential out of bounds access:
https://github.com...
12/11/2021
-
02:07 PM Ruby master Feature #14794: Primitive arrays (Ruby 3x3)
- thanks for your interest @mame!
btw I found a bug in pypy which leads to a slow performance in this benchmark which ...
08/11/2020
-
02:40 PM Ruby master Bug #17114: Float is not properly kept as integer when integer is added without space
- Hi, it's not a bug. +-1 is a precision argument.
```
irb> 12.34.floor(-1)
=> 10
irb> 12.34.floor(+1)
=> 12.3
...
07/29/2020
-
01:57 PM Ruby master Bug #17057 (Closed): CGI different behaviour with C vs Ruby version
- ```
irb(main):001:0> require 'cgi' # don't load a native extension
irb(main):002:0> CGI.unescapeHTML("\xFF&")
=> A...
01/10/2020
-
02:12 PM Ruby master Misc #16487: Potential for SIMD usage in ruby-core
- > use __target__ attributes
thanks for the links, very helpful
> It's unfortunate the C compiler cannot do this... -
11:35 AM Ruby master Misc #16487: Potential for SIMD usage in ruby-core
- > Could you extend on that ? I'm not sure I understand what you mean here.
for maximum portability, you should use... -
05:09 AM Ruby master Misc #16487: Potential for SIMD usage in ruby-core
- > Do you have any practical applications whose performance is significantly improved by the SIMD hacks? I'm unsure ab...
07/31/2019
-
06:51 PM Ruby master Feature #15631: Let round_capa for ID table not allocate excess capacity for power of 2 ints >= 4
- I run several benchmark suites for both patches
https://github.com/ruby-bench/ruby-bench-suite
https://github.com/s...
07/19/2019
-
03:23 PM Ruby master Feature #15631: Let round_capa for ID table not allocate excess capacity for power of 2 ints >= 4
- I've attached the second patch for st_init_table_with_size. In theory it should be faster, but I can't measure any di...
07/18/2019
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11:55 PM Ruby master Feature #15631: Let round_capa for ID table not allocate excess capacity for power of 2 ints >= 4
- Thanks for the review Koichi. I tested the patch on a rails app (redmine), but unfortunatelly there's no improvement....
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