Dmitry Petrashko comments

Results 37 comments of


                                            Dmitry Petrashko

Consider adding support for off-heap vectors

> allocate larger arrays directly from system memory and free them once region ends By doing this you're just offloading the same problem to OS allocator. It's likely to be...

Potential new projects to integrate with OSS-Fuzz

Dear all, would you be interested in adding https://sorbet.org/ to oss-fuzz? We already use fuzzing to find crashes in IDE before our users do, and we've found bugs through the...

possibility to check if a value belongs to an enumeration

Given that there seems to be a plan to implement `instanceOf` checks, maybe this can be factored into those? I.E, while `tag.is` will be checking type of data, `tag.is` will...

ConsList Performance Slowdown

@julien-truffaut can you tell a bit more about your setup? Are you running JVM in client mode?

research how some JVM arguments would help performance

FYI OptimizeStringConcat is bugged and can lead to jvm oops see http://www.lucidimagination.com/blog/2011/07/28/dont-use-java-7-for-anything/

Compile time error with if Members macro gets more than 10 arguments

@solodon4 > I've never seen product types with 10 arguments in functional programs, can you elaborate on why you need this many? I'm one of developers of Scala language that...

Elem constant generation

`T.untyped` should work as a stop-gap solution here. `Elem = type_member(fixed: T.untyped)`

Is the goal of constant folding is to reduce bytecode size? If not, is there some smart constant optimization planned that is not performed by JVM? See also https://bugs.openjdk.java.net/browse/JDK-8058164 and...

optimize command-line flag checking in compiler using ConstantCallSite

@retronym, smart idea!

Run the inliner/optimizer as a separate tool (linker)

> The idea is to run the Scala inliner and optimizer separately from compilation in 2.13, in a linking step. I think this is a really good idea. It may...