build: Default to DWARF4 in the kernel
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Authored by markj on Feb 11 2024, 6:06 PM.

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emaste
imp

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rG53fba3b984ac: build: Default to DWARF4 in the kernel

Summary

gcc 12 defaults to emitting DWARF 5, but this is not yet supported by
our libdwarf, and thus by ctfconvert.

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Repository

rG FreeBSD src repository

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Tests Not Applicable

Event Timeline

markj created this revision.Feb 11 2024, 6:06 PM

Herald added a subscriber: imp. · View Herald TranscriptFeb 11 2024, 6:06 PM

markj requested review of this revision.Feb 11 2024, 6:06 PM

Harbormaster completed remote builds in B55942: Diff 134152.Feb 11 2024, 6:07 PM

markj mentioned this in D43743: ctf*: exit with error upon terminate().Feb 11 2024, 6:08 PM

imp accepted this revision.Feb 11 2024, 6:09 PM

This revision is now accepted and ready to land.Feb 11 2024, 6:09 PM

emaste added inline comments.Feb 12 2024, 2:03 PM

sys/conf/kern.mk
263	do we need `-g*`, to catch e.g. `-g1`?

markj marked an inline comment as done.Feb 12 2024, 2:16 PM

markj added inline comments.

sys/conf/kern.mk
263	The old code which used to add -gdwarf-2 didn't bother, but it's easy to check.

Check for -g[0-3] as well.

This revision now requires review to proceed.Feb 12 2024, 2:16 PM

Harbormaster completed remote builds in B55955: Diff 134186.Feb 12 2024, 2:17 PM

emaste accepted this revision.Feb 13 2024, 6:46 PM

This revision is now accepted and ready to land.Feb 13 2024, 6:46 PM

Closed by commit rG53fba3b984ac: build: Default to DWARF4 in the kernel (authored by markj). · Explain WhyFeb 13 2024, 10:54 PM

This revision was automatically updated to reflect the committed changes.

markj added a commit: rG53fba3b984ac: build: Default to DWARF4 in the kernel.

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sys/

conf/

kern.mk

8 lines

Diff 134276

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build: Default to DWARF4 in the kernelClosedPublicActions