libthr _get_curthread i386: quiet gcc -Warray-bounds
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Authored by rlibby on Mon, Jul 1, 4:49 PM.

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jhb
kib

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rG7b1c770341fe: libthr _get_curthread i386: quiet gcc -Warray-bounds

Summary

Use a constant input operand instead of a bogus memory reference to tell
the compiler about offsetof(struct tcb, tcb_thread) in the gs segment.
Otherwise gcc complains if we tell it we are reading memory offset 0x8.

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rG FreeBSD src repository

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Tests Not Applicable

Event Timeline

rlibby created this revision.Mon, Jul 1, 4:49 PM

Herald added a subscriber: imp. · View Herald TranscriptMon, Jul 1, 4:49 PM

rlibby requested review of this revision.Mon, Jul 1, 4:49 PM

Harbormaster completed remote builds in B58444: Diff 140438.Mon, Jul 1, 4:49 PM

rlibby added a parent revision: D45828: libthr _get_curthread amd64: quiet gcc -Warray-bounds.Mon, Jul 1, 4:49 PM

rlibby added a child revision: D45830: libthr: avoid gcc -Wcast-function-type.

kib accepted this revision.Mon, Jul 1, 9:10 PM

This revision is now accepted and ready to land.Mon, Jul 1, 9:10 PM

Closed by commit rG7b1c770341fe: libthr _get_curthread i386: quiet gcc -Warray-bounds (authored by rlibby). · Explain WhyWed, Jul 3, 4:15 PM

This revision was automatically updated to reflect the committed changes.

rlibby added a commit: rG7b1c770341fe: libthr _get_curthread i386: quiet gcc -Warray-bounds.

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lib/

libthr/

arch/

i386/

include/

pthread_md.h

4 lines

Diff 140517

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lib/libthr/arch/i386/include/pthread_md.h

libthr _get_curthread i386: quiet gcc -Warray-boundsClosedPublicActions