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Slow pattern matching elaboration

kind: bugAn error, flaw, fault or unintended behaviour.An error, flaw, fault or unintended behaviour.

needs: triageThe validity of this issue needs to be checked, or the issue itself updated.The validity of this issue needs to be checked, or the issue itself updated.

Status: Open.

#21802 In rocq-prover/rocq;

· ErrWare opened on Mar 22, 2026

Generating Useful Eliminators for Inductive Type Nested with Array

kind: wishFeature or enhancement requests.Feature or enhancement requests.

needs: triageThe validity of this issue needs to be checked, or the issue itself updated.The validity of this issue needs to be checked, or the issue itself updated.

Status: Open.

#21801 In rocq-prover/rocq;

· thomas-lamiaux opened on Mar 22, 2026

Identity Coercion uses incorrect relevance mark with SProp.

kind: bugAn error, flaw, fault or unintended behaviour.An error, flaw, fault or unintended behaviour.

needs: triageThe validity of this issue needs to be checked, or the issue itself updated.The validity of this issue needs to be checked, or the issue itself updated.

Status: Open.

#21799 In rocq-prover/rocq;

· jlottes opened on Mar 22, 2026

Assertion failed in fixpoint guard check with nested cofixpoints

kind: anomalyAn uncaught exception has been raised.An uncaught exception has been raised.

kind: bugAn error, flaw, fault or unintended behaviour.An error, flaw, fault or unintended behaviour.

part: cofixpointsAbout CoFixpoint, cofix and mutual statementsAbout CoFixpoint, cofix and mutual statements

part: fixpointsAbout Fixpoint, fix and mutual statementsAbout Fixpoint, fix and mutual statements

Status: Open.

#21795 In rocq-prover/rocq;

· SkySkimmer opened on Mar 20, 2026

Error: Anomaly "in retyping: Bad recursive type."

kind: bugAn error, flaw, fault or unintended behaviour.An error, flaw, fault or unintended behaviour.

needs: triageThe validity of this issue needs to be checked, or the issue itself updated.The validity of this issue needs to be checked, or the issue itself updated.

Status: Open.

#21790 In rocq-prover/rocq;

· ppedrot opened on Mar 19, 2026

Warning level-tolerance and ssr =>

kind: bugAn error, flaw, fault or unintended behaviour.An error, flaw, fault or unintended behaviour.

needs: triageThe validity of this issue needs to be checked, or the issue itself updated.The validity of this issue needs to be checked, or the issue itself updated.

Status: Open.

#21786 In rocq-prover/rocq;

· mattam82 opened on Mar 19, 2026

Transparent should support #[export]

kind: wishFeature or enhancement requests.Feature or enhancement requests.

needs: triageThe validity of this issue needs to be checked, or the issue itself updated.The validity of this issue needs to be checked, or the issue itself updated.

Status: Open.

#21782 In rocq-prover/rocq;

· JasonGross opened on Mar 19, 2026

destruct does not work as well in 9.2 as it does in 9.1

kind: user messagesError messages, warnings, etc.Error messages, warnings, etc.

kind: wishFeature or enhancement requests.Feature or enhancement requests.

part: sort polymorphismThe sorts subsystem of the universe system.The sorts subsystem of the universe system.

part: tactics

part: universesThe universe system.The universe system.

Status: Open.

#21781 In rocq-prover/rocq;

· JasonGross opened on Mar 19, 2026

opam install coq is broken when coq is pinned to a pre-release branch

kind: bugAn error, flaw, fault or unintended behaviour.An error, flaw, fault or unintended behaviour.

kind: infrastructureCI, build tools, development tools.CI, build tools, development tools.

kind: questionIssues seeking an answer to a question. Consider asking on zulip instead.Issues seeking an answer to a question. Consider asking on zulip instead.

needs: triageThe validity of this issue needs to be checked, or the issue itself updated.The validity of this issue needs to be checked, or the issue itself updated.

Status: Open.

#21780 In rocq-prover/rocq;

· JasonGross opened on Mar 18, 2026

VM/native do not use cumulativity of inductive types

kind: bugAn error, flaw, fault or unintended behaviour.An error, flaw, fault or unintended behaviour.

part: native compiler

part: universesThe universe system.The universe system.

part: VMVirtual machine.Virtual machine.

Status: Open.

#21777 In rocq-prover/rocq;

· SkySkimmer opened on Mar 18, 2026

Asymmetric Patterns sometimes adds parameters instead of just removing them (doesn't handle implicit arguments correctly)

kind: bugAn error, flaw, fault or unintended behaviour.An error, flaw, fault or unintended behaviour.

needs: triageThe validity of this issue needs to be checked, or the issue itself updated.The validity of this issue needs to be checked, or the issue itself updated.

Status: Open.

#21769 In rocq-prover/rocq;

· andres-erbsen opened on Mar 17, 2026

Require Import inside a module

kind: bugAn error, flaw, fault or unintended behaviour.An error, flaw, fault or unintended behaviour.

needs: triageThe validity of this issue needs to be checked, or the issue itself updated.The validity of this issue needs to be checked, or the issue itself updated.

Status: Open.

#21749 In rocq-prover/rocq;

· gbdrt opened on Mar 12, 2026