# x64: fix lowering of error unions \(we didn't pad to alignment\) · gitcafe/zig

[View on GitCafe](https://git.cafe/gitcafe/zig/commit/261711722175447d402632fd7f55b371bfc72df2)

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

Visibility: public

Requested revision: 261711722175447d402632fd7f55b371bfc72df2

Requested commit: 261711722175447d402632fd7f55b371bfc72df2

Commit: 261711722175447d402632fd7f55b371bfc72df2

Tree: 93a12c77f9d7929c1c3e08b031791f7b2093c5cf

Author: Jakub Konka

Committer: Jakub Konka

## Message

```
x64: fix lowering of error unions (we didn't pad to alignment)

* fix returning large values on stack from procedure calls - we
  need to explicitly specify source and dest base registers for
  `genSetStack` as well

```

## Parents

- [87a0d754be9a26aeabb90f25d2971d263680fe9e](https://git.cafe/gitcafe/zig/commit/87a0d754be9a26aeabb90f25d2971d263680fe9e?format=markdown)

[Source at this commit](https://git.cafe/gitcafe/zig/tree/261711722175447d402632fd7f55b371bfc72df2?format=markdown)