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.

Diff Detail

Repository

rG FreeBSD src repository

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Build Status

Buildable 55955
Build 52844: arc lint + arc unit

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 134186

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build: Default to DWARF4 in the kernelClosedPublicActions