Displaying 1 result from an estimated 1 matches for "buildbucket".
2020 May 14
2
Sancov guard semantics for usage between comdats
...inbounds ([3
x i32], [3 x i32]* @__sancov_gen_.1, i64 0, i64 0))
...
```
This can lead to a discarded section error for `__sancov_guards` when
linking this with another TU that contains the prevalent comdat for $
_ZN3Foo10public_fooEv. We see this here
<https://logs.chromium.org/logs/fuchsia/buildbucket/cr-buildbucket.appspot.com/8880544155798188656/+/steps/build/0/steps/build_fuchsia/0/steps/ninja/0/steps/zircon/0/logs/raw_io.output_failure_raw_summary_/0>
when building with sancov.
The underlying issue seems to be that symbols in a comdat group that aren’t
the key symbol are being referenced...