Failed to parse executable: Unknown header: 1918975009

Originator:marcin.krzyzanowski
Number:rdar://39239128 Date Originated:06/04/2018
Status:Open Resolved:
Product:Xcode Product Version:9.3
Classification: Reproducible:
 
Area:
Xcode

Summary:
Starting with Xcode 9.3 and while using the new build system, I noticed warnings that I can't explain, nor silence.

Warning: Failed to parse executable: Unknown header: 1918975009

Not only me: https://stackoverflow.com/a/49579914/699944

Steps to Reproduce:

Use the new build system.
Switching back to the old non-Swift-based build system fixes the issue.

see logs: https://gist.github.com/krzyzanowskim/b674f3d5110f575ef69729dcb669736c

See the gist of build logs
https://gist.github.com/krzyzanowskim/b674f3d5110f575ef69729dcb669736c

Expected Results:
no warnings

Actual Results:
Failed to parse executable: Unknown header: 1918975009

Version/Build:
Xcode Version 9.3 (9E145)

Comments


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