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cmd/compile: incorrect runtime panic on switch statement involving generic slice/map/func type [1.18 backport] #53752

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gopherbot opened this issue Jul 8, 2022 · 3 comments
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@gopherbot
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gopherbot commented Jul 8, 2022

@cuonglm requested issue #53635 to be considered for backport to the next 1.18 minor release.

@gopherbot please backport this to go1.18

@gopherbot
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gopherbot commented Jul 8, 2022

Change https://go.dev/cl/416534 mentions this issue: [release-branch.go1.18] cmd/compile: don't convert to interface{} for un-comparable types in generic switch

@gopherbot gopherbot modified the milestones: Go1.18.4, Go1.18.5 Jul 12, 2022
@mknyszek
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mknyszek commented Jul 13, 2022

Serious issue without a workaround, approved.

@mknyszek mknyszek added the CherryPickApproved Used during the release process for point releases label Jul 13, 2022
@gopherbot gopherbot removed the CherryPickCandidate Used during the release process for point releases label Jul 13, 2022
@cherrymui
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cherrymui commented Jul 27, 2022

This is a generics issue that is not a revert. As we discussed in #53852 (comment) , we will stop backporting non-revert generics issues to 1.18, so we don't destabilize Go 1.18. Generics improvements will land on Go 1.19.x. Thanks.

@cherrymui cherrymui closed this as not planned Won't fix, can't repro, duplicate, stale Jul 27, 2022
@cherrymui cherrymui removed the CherryPickApproved Used during the release process for point releases label Jul 27, 2022
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