[libc-commits] [libc] [libc][math] Fix double-rounding errors with denormal inputs for hypot function. (PR #208247)

[via libc-commits]

https://github.com/hulxv requested changes to this pull request.

```
$ ./check.sh hypot
Running worst cases check in --rndn mode...
Missing underflow exception for x,y=0x0.603e52daf0bfdp-1022,-0x0.a622d0a9a433bp-1022 (z=0x0.bffffb1b06483p-1022)
```

https://github.com/llvm/llvm-project/pull/208247