Fickl performance experiments

.claude/rules/CodeGen.md

@@ -0,0 +1,6 @@
+---
+paths:
+  - "src/Compiler/CodeGen/**/*.{fs,fsi}"
+---
+
+Read `.github/instructions/CodeGen.instructions.md`.

.claude/rules/ComponentTests.md

@@ -0,0 +1,6 @@
+---
+paths:
+  - "tests/FSharp.Compiler.ComponentTests/**/*.fs"
+---
+
+Read `.github/instructions/ComponentTests.instructions.md`.

.claude/rules/DebugEmit.md

@@ -0,0 +1,6 @@
+---
+paths:
+  - "src/Compiler/AbstractIL/ilwritepdb.{fs,fsi}"
+---
+
+Read `.github/instructions/DebugEmit.instructions.md`.

.claude/rules/EngVersioning.md

@@ -0,0 +1,9 @@
+---
+paths:
+  - "eng/Packages.props"
+  - "eng/Versions.props"
+  - "eng/Version.Details.xml"
+  - "eng/Version.Details.props"
+---
+
+Read `.github/instructions/EngVersioning.instructions.md`.

.claude/rules/ExpertReview.md

@@ -0,0 +1,6 @@
+---
+paths:
+  - "src/Compiler/**/*.{fs,fsi}"
+---
+
+Read `.github/instructions/ExpertReview.instructions.md`.

.claude/rules/FSComp.md

@@ -0,0 +1,6 @@
+---
+paths:
+  - "src/Compiler/FSComp.txt"
+---
+
+Read `.github/instructions/FSComp.instructions.md`.

.claude/rules/FSharp.md

@@ -0,0 +1,8 @@
+---
+paths:
+  - "src/**/*.{fs,fsi,fsx}"
+  - "vsintegration/src/**/*.{fs,fsi}"
+  - "tests/**/*.{fs,fsi,fsx}"
+---
+
+@../../.github/instructions/FSharp.instructions.md

.claude/rules/FSharpCore.md

@@ -0,0 +1,6 @@
+---
+paths:
+  - "src/FSharp.Core/**/*.{fs,fsi}"
+---
+
+Read `.github/instructions/FSharpCore.instructions.md`.

.claude/rules/LSP.md

@@ -0,0 +1,6 @@
+---
+paths:
+  - "src/FSharp.Compiler.LanguageServer/**/*.{fs,fsi}"
+---
+
+Read `.github/instructions/LSP.instructions.md`.

.claude/rules/NoBloat.md

@@ -0,0 +1,10 @@
+---
+paths:
+  - "src/Compiler/**/*.{fs,fsi}"
+  - "vsintegration/src/**/*.{fs,fsi}"
+  - "tests/FSharp.Compiler.ComponentTests/**/*.fs"
+  - "tests/FSharp.Compiler.Service.Tests/**/*.fs"
+  - "vsintegration/tests/**/*.fs"
+---
+
+Read `.github/instructions/NoBloat.instructions.md`.

.claude/rules/Optimizer.md

@@ -0,0 +1,6 @@
+---
+paths:
+  - "src/Compiler/Optimize/**/*.{fs,fsi}"
+---
+
+Read `.github/instructions/Optimizer.instructions.md`.

.claude/rules/SyntaxTree.md

@@ -0,0 +1,9 @@
+---
+paths:
+  - "src/Compiler/SyntaxTree/SyntaxTree.{fs,fsi}"
+  - "src/Compiler/SyntaxTree/SyntaxTreeOps.{fs,fsi}"
+  - "src/Compiler/SyntaxTree/ParseHelpers.{fs,fsi}"
+  - "src/Compiler/pars.fsy"
+---
+
+Read `.github/instructions/SyntaxTree.instructions.md`.

.claude/rules/TypedTreePickle.md

@@ -0,0 +1,8 @@
+---
+paths:
+  - "src/Compiler/TypedTree/TypedTreePickle.{fs,fsi}"
+  - "src/Compiler/TypedTree/TypedTree.{fs,fsi}"
+  - "src/Compiler/Driver/CompilerImports.{fs,fsi}"
+---
+
+Read `.github/instructions/TypedTreePickle.instructions.md`.

.config/dotnet-tools.json

@@ -57,6 +57,13 @@
         "ilverify"
       ],
       "rollForward": false
+    },
+    "microsoft.aitools.binlogmcp": {
+      "version": "1.0.0",
+      "commands": [
+        "binlog-mcp"
+      ],
+      "rollForward": true
     }
   }
 }

.config/service-branch-merge.json

@@ -1,21 +1,30 @@
 {
     "merge-flow-configurations": {
-        // regular branch flow
-        "release/dev17.12": {
-            "MergeToBranch": "release/dev17.13",
-            "ExtraSwitches": "-QuietComments"
-        },
-        "release/dev17.13": {
-            "MergeToBranch": "release/dev17.14",
-            "ExtraSwitches": "-QuietComments"
-        },
-        "release/dev17.14": {
-            "MergeToBranch": "release/dev18.0",
-            "ExtraSwitches": "-QuietComments"
-        },
-        "release/dev18.0": {
+        "release/10.0.4xx": {
             "MergeToBranch": "main",
-            "ExtraSwitches": "-QuietComments"
+            "ExtraSwitches": "-QuietComments",
+            "ResetToTargetPaths": [
+                "global.json",
+                "eng/Version.Details.xml",
+                "eng/Version.Details.props",
+                "eng/Versions.props",
+                "eng/common/**",
+                "eng/TargetFrameworks.props",
+                "azure-pipelines.yml",
+                "azure-pipelines-PR.yml"
+            ]
+        },
+        "main": {
+            "MergeToBranch": "feature/net12-scouting",
+            "ExtraSwitches": "-QuietComments",
+            "ResetToTargetPaths": [
+                "global.json",
+                "eng/Version.Details.xml",
+                "eng/Version.Details.props",
+                "eng/Versions.props",
+                "eng/common/**",
+                "eng/TargetFrameworks.props"
+            ]
         }
     }
 }

.devcontainer/devcontainer.json

@@ -1,12 +1,12 @@
 // For format details, see https://aka.ms/vscode-remote/devcontainer.json or this file's README at:
 {
     "name": "F#",
-    "image": "mcr.microsoft.com/dotnet/sdk:9.0.304",
+    "image": "mcr.microsoft.com/dotnet/sdk:10.0.100",
     "features": {
         "ghcr.io/devcontainers/features/common-utils:2.5.4": {},
         "ghcr.io/devcontainers/features/git:1.3.4": {},
         "ghcr.io/devcontainers/features/github-cli:1.0.14": {},
-        "ghcr.io/devcontainers/features/dotnet:2.3.0": {}
+        "ghcr.io/devcontainers/features/dotnet:2.4.0": {}
     },
     "hostRequirements": {
         "cpus": 2,
@@ -31,5 +31,5 @@
         "FSHARPCORE_USE_PACKAGE": "false",
         "PATH": "${localWorkspaceFolder}/.dotnet:${containerEnv:PATH}"
     },
-    "postCreateCommand": [ "bash", "-c", "eng/common/dotnet.sh && cp -r .dotnet/sdk/* /usr/share/dotnet/sdk && cp -r .dotnet/shared/Microsoft.NETCore.App/* /usr/share/dotnet/shared/Microsoft.NETCore.App" ]
+    "postCreateCommand": [ "bash", "-c", "eng/common/dotnet.sh", "build", "FSharp.Compiler.Service.sln" ]
 }

.fantomasignore

@@ -13,6 +13,7 @@ artifacts/
 
 # For some reason, it tries to format files from remotes (Processing ./.git/refs/remotes/<remote>/FSComp.fsi)
 .git/
+.github/skills/
 
 # Explicitly unformatted implementation
 src/Compiler/Checking/AccessibilityLogic.fs
@@ -74,6 +75,7 @@ src/Compiler/SyntaxTree/LexFilter.fs
 
 src/FSharp.Core/array2.fs
 src/FSharp.Core/array3.fs
+src/FSharp.Core/fslib-extra-pervasives.fs
 src/FSharp.Core/Linq.fs
 src/FSharp.Core/local.fs
 src/FSharp.Core/nativeptr.fs

.git-blame-ignore-revs

@@ -7,3 +7,6 @@
 
 # Spelling, https://github.com/dotnet/fsharp/pull/16212
 23e91e1322363a7e9c34baaeabbf0391c4b7eafd
+
+# Remove all trailing whitespaces, https://github.com/dotnet/fsharp/pull/20355
+b64623e8bb20ff2676e8c90813d2e2c72d9a81fb

.gitattributes

@@ -9,6 +9,10 @@
 *.fsproj text merge=union
 *.dbproj text merge=union
 
+# Release notes are append-only unordered lists; union merge avoids conflicts
+# when multiple PRs each add an entry under the same heading.
+docs/release-notes/**/*.md text merge=union
+
 # Standard to msysgit
 *.doc	 diff=astextplain
 *.DOC	 diff=astextplain
@@ -31,3 +35,5 @@ targets.make text eol=lf
 *.xlf linguist-generated=true
 
 *.png binary
+
+.github/workflows/*.lock.yml linguist-generated=true merge=ours