22846 – [REG 2.066] SIGBUS, Bus error in _d_newarrayiT

D issues are now tracked on GitHub. This Bugzilla instance remains as a read-only archive.

Issue 22846 - [REG 2.066] SIGBUS, Bus error in _d_newarrayiT

Summary: [REG 2.066] SIGBUS, Bus error in _d_newarrayiT

Status:	RESOLVED FIXED

Alias:	None

Product:	D
Classification:	Unclassified
Component:	dmd (show other issues)
Version:	D2
Hardware:	Other Linux

Importance:	P1 major
Assignee:	No Owner

URL:
Keywords:	pull

Depends on:
Blocks:

Reported:	2022-03-04 14:42 UTC by Iain Buclaw
Modified:	2022-03-04 21:46 UTC (History)
CC List:	1 user (show)

See Also:	22844

Attachments
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this issue.

Description Iain Buclaw 2022-03-04 14:42:03 UTC

Introduced by https://github.com/dlang/druntime/pull/760

See: https://github.com/dlang/druntime/blob/c2bea906ffa490236029888b138050d342339862/src/rt/lifetime.d#L842-L849

Example of where an 8-byte struct has a 4-byte alignment:
https://github.com/dlang/dmd/blob/925f5279db223d398f7b0a0b9725537dccc25bf4/test/runnable/sdtor.d#L179-L199

Comment 1 Dlang Bot 2022-03-04 17:03:58 UTC

@ibuclaw created dlang/druntime pull request #3775 "fix Issue 22846 - [REG 2.066] SIGBUS, Bus error in _d_newarrayiT" fixing this issue:

- fix Issue 22846 - [REG 2.066] SIGBUS, Bus error in _d_newarrayiT

https://github.com/dlang/druntime/pull/3775

Comment 2 Dlang Bot 2022-03-04 21:46:00 UTC

dlang/druntime pull request #3775 "fix Issue 22846 - [REG 2.066] SIGBUS, Bus error in _d_newarrayiT" was merged into master:

- 088ed57f960cf9a71413d43d04ec36c662b3bdc5 by Iain Buclaw:
  fix Issue 22846 - [REG 2.066] SIGBUS, Bus error in _d_newarrayiT

https://github.com/dlang/druntime/pull/3775