# ir: avoid dependency on isnan · gitcafe/zig

[View on GitCafe](https://git.cafe/gitcafe/zig/commit/f00adb47f5c2b70496dac1c48f03236271b9bd57)

Repository: [gitcafe/zig](https://git.cafe/gitcafe/zig)

Visibility: public

Requested revision: f00adb47f5c2b70496dac1c48f03236271b9bd57

Requested commit: f00adb47f5c2b70496dac1c48f03236271b9bd57

Commit: f00adb47f5c2b70496dac1c48f03236271b9bd57

Tree: feec3e2bebd850b6a56c329031fff5403da62657

Author: Andrew Kelley

Committer: Andrew Kelley

## Message

```
ir: avoid dependency on isnan

there's a simple way to check for nan that does not need this header.
hryx on IRC reported that Linux Mint based on ubuntu 16.04, kernel
4.15.0, x86_64 did not have the isnan function.

```

## Parents

- [974977f12f06726d96e751106cc06eb02f6b0147](https://git.cafe/gitcafe/zig/commit/974977f12f06726d96e751106cc06eb02f6b0147?format=markdown)

[Source at this commit](https://git.cafe/gitcafe/zig/tree/f00adb47f5c2b70496dac1c48f03236271b9bd57?format=markdown)