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cmd/compile: miscompilation of some arithmetic and conditionals on arm [1.14 backport] #42929

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gopherbot opened this issue Dec 1, 2020 · 3 comments

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@gopherbot
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@gopherbot gopherbot commented Dec 1, 2020

@zx2c4 requested issue #42876 to be considered for backport to the next 1.14 minor release.

@gopherbot please backport this because compiler bugs in bitmath seem worrisome

@toothrot
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@toothrot toothrot commented Jan 7, 2021

Approving as a serious issue with no workaround.

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@dmitshur dmitshur removed this from the Go1.14.14 milestone Jan 19, 2021
@dmitshur dmitshur added this to the Go1.14.15 milestone Jan 19, 2021
@gopherbot
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@gopherbot gopherbot commented Feb 3, 2021

Change https://golang.org/cl/289009 mentions this issue: [release-branch.go1.14] cmd/compile: do not assume TST and TEQ set V on arm

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@cagedmantis cagedmantis removed this from the Go1.14.15 milestone Feb 4, 2021
@cagedmantis cagedmantis added this to the Go1.14.16 milestone Feb 4, 2021
@dmitshur
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@dmitshur dmitshur commented Feb 18, 2021

Closing because Go 1.16 is out, and there will not be a Go 1.14.16 minor release per release policy.

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@dmitshur dmitshur closed this Feb 18, 2021
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@toothrot @cagedmantis @dmitshur @gopherbot and others