Closed Bug 1651938 Opened 4 years ago Closed 4 years ago

Large number of requests_not_cacheable on Windows instrumented builds

Categories

(Firefox Build System :: General, defect)

defect

Tracking

(firefox80 fixed)

RESOLVED FIXED
mozilla80
Tracking Status
firefox80 --- fixed

People

(Reporter: glandium, Assigned: glandium)

References

Details

Attachments

(1 file)

This is essentially because of the /clang:-fprofile-generate arguments that sccache doesn't know is an argument. The build system could switch to -clang:-fprofile-generate instead, but that wouldn't solve the problem because sccache simply doesn't support /clang:/-clang: (https://github.com/mozilla/sccache/issues/408).

Pushed by mh@glandium.org:
https://hg.mozilla.org/integration/autoland/rev/72c56f888cd7
Update sccache to pick up basic `/clang:` support. r=froydnj
Status: NEW → RESOLVED
Closed: 4 years ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla80

== Change summary for alert #26484 (as of Fri, 10 Jul 2020 20:19:50 GMT) ==

Improvements:

96% sccache requests_not_cacheable windows2012-32-shippable opt instrumented 3,111.50 -> 128.00
96% sccache requests_not_cacheable windows2012-64-shippable opt instrumented 3,105.50 -> 128.00

For up to date results, see: https://treeherder.mozilla.org/perf.html#/alerts?id=26484

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