dotnet/roslyn

Missing diagnostic when compiling against bad metadata (where we detect the badness)

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#12,653 opened on Jul 21, 2016

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 (2 comments) (0 reactions) (1 assignee)C# (4,257 forks)batch import
Area-CompilersBughelp wanted

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Description

See https://github.com/dotnet/roslyn/pull/8027#discussion_r50177623 for details.

Contributor guide

Research direction
Examine the referenced pull request discussion to understand the scenario where bad metadata is detected but no diagnostic is emitted. Trace the metadata validation code in the compiler to identify where the diagnostic should be added.
Tech stack
csharp
Domain
compilers
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
C#compiler internals
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
30