A twenty year old tech lover who likes turning maths and ideas into solid code. Some of those ideas now live inside the codebases of companies like these.
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What I fixed, and where. 12
Eleven landed contributions. Every number below was measured on a named machine against a control, and every one of them sits in a merged diff or on the default branch it targets.
In the lab 11
openxla/xla #46539: 5 lines, deterministic
Five lines. Same program, two outputs before, one stable output after. XLA compiles for JAX and TensorFlow.
5 lines, deterministic
C++ determinism
GroupDisjointReductions iterated a hash set to choose which value survived each union-find merge, so the order of grouped_roots depended on hash iteration order and the same XLA program could emit different GPU code between runs. I made the order deterministic in five lines.