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The F# compiler, F# core library, F# language service, and F# tooling integration for Visual Studio

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dumpbin /headers when x64 The '32 bit word machine' quite wrong for an x64 machine .. ```` C:\temp\abc>dumpbin obj\Debug\net6.0\abc.dll /headers Microsoft (R) COFF/PE Dumper Version 14.31.31107.0 Copyright (C) Microsoft Corporation....

Bug
Impact-Low
Area-Compiler-CodeGen

**Please provide a succinct description of the issue.** When executing inside a `task`, a function that raises an exception is not called if the resulting expression ends in a property...

Bug
Impact-High
Area-Compiler-StateMachines

```fsharp type U = { F: ab } ``` Intellisense completions on `ab` in `U` contain `'abc` (as of https://github.com/dotnet/fsharp/pull/12933), but the generic type is missing on `ab` in `R`....

Feature Improvement
Area-LangService-AutoComplete

_This issue has been moved from [a ticket on Developer Community](https://developercommunity.visualstudio.com/t/Disappearing-lines-when-editing-the-same/1671082)._ --- [severity:It's more difficult to complete my work] When editing a code file (in this case F#), with the...

Bug
Impact-Medium
Area-VS-Editor

While working on https://github.com/dotnet/fsharp/pull/11521 with @vzarytovskii we've identified that the F# signature data metadata resource blob contains Too Much Information. In particular it contains * the metadata for "private" declarations...

Impact-Low
Feature Improvement
Area-Compiler-CodeGen
Area-Build

Any transitive or direct usage of `System.Configuration.ConfigurationManager` with a version >=5 results in an error in FSI. **Repro steps** This can be reproduced by evaluating this in FSI: ```fsharp #r...

Bug
Impact-Medium
Area-SetupAndDelivery

We need to do an end-to-end sweep over what F1 Help is doing. * [x] For .NET Library things like `System.String` we seem to go to the correct documentation *...

Bug
Impact-Medium
Theme-Simple-F#
Area-LangService-Navigation
Area-VS

@dsyme and I sat down to document my overall plan for modernizing the way F# and FCS do analysis (Don did most of the writing here). Much of this work...

Feature Request
Area-LangService-API
Plan

### Problem The constructor of `FsiEvaluationSession` cant find `Fsharp.Core `when FCS is hosted in another process. I used v40.0 but this problem probably existed since FCS 34.0. see https://github.com/dotnet/fsharp/issues/9064 When...

Bug
Impact-Medium
Area-FCS

**DISCLAIMER:** Please, don't try reproducing it on your VS 17.4+ instance, since you will likely have a broken colouring till the fix is released. When resetting fonts and colors to...

Regression
Area-VS-Editor