# introduce std.debug.Trace · gitcafe/zig

[View on GitCafe](https://git.cafe/gitcafe/zig/commit/bac132bc8fb320620ca5ad554ce515ccb7e4dad1)

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

Visibility: public

Requested revision: bac132bc8fb320620ca5ad554ce515ccb7e4dad1

Requested commit: bac132bc8fb320620ca5ad554ce515ccb7e4dad1

Commit: bac132bc8fb320620ca5ad554ce515ccb7e4dad1

Tree: f939fe43fd6d8d1fced831c6a4e96478eef0edec

Author: Andrew Kelley

Committer: Andrew Kelley

## Message

````
introduce std.debug.Trace

And use it to debug a LazySrcLoc in stage2 that is set to a bogus value.

The actual fix in this commit is:

```diff
-        try sema.emitBackwardBranch(&child_block, call_src);
+        try sema.emitBackwardBranch(block, call_src);
```

````

## Parents

- [f1cff4fa4a28d42ac9055f94ee9a8f7fd2831cd7](https://git.cafe/gitcafe/zig/commit/f1cff4fa4a28d42ac9055f94ee9a8f7fd2831cd7?format=markdown)

[Source at this commit](https://git.cafe/gitcafe/zig/tree/bac132bc8fb320620ca5ad554ce515ccb7e4dad1?format=markdown)