llvm/llvm-project

[libc][math] Add Missing math functions to math.yaml

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#199266 opened on May 22, 2026

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 (19 comments) (1 reaction) (0 assignees)C++ (26,378 stars) (10,782 forks)batch import
good first issuelibc

Description

Some of the missing functions

Feel free to add any additional missing functions apart from this. Make sure to adhere to LLVM AI Tool Use Policy.

Contributor guide

Tech stack
ccpp
Domain
backend
Issue type
feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-2 days
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
clear
Prerequisites
familiarity with LLVM libc structureC/C++ knowledge
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
60
Research direction
Examine the linked pull requests (#199442, #199485, #199317, #199357) for examples of how similar functions were added. Look at the file libc/spec/math.yaml to understand the YAML format. Identify a function not yet listed and follow the pattern to add its specification. Ensure compliance with LLVM AI Tool Use Policy.