fixed codegen, default target

Author: ncave

fcs/build.fsx

@@ -113,7 +113,13 @@ Target "CodeGen.Fable" (fun _ ->
     // Fable-specific (comment the #line directive as it is not supported)
     ["lex.fs"; "pplex.fs"; "illex.fs"; "ilpars.fs"; "pars.fs"; "pppars.fs"]
     |> Seq.map (fun fileName -> outDir + fileName)
-    |> RegexReplaceInFilesWithEncoding @"# (?=\d)" "//# " Text.Encoding.UTF8
+    |> RegexReplaceInFilesWithEncoding @"(?<!/)# (?=\d)" "//# " Text.Encoding.UTF8
+
+    // prevent stack overflows on large files (make lexer rules inline)
+    let pattern = @"(?<=and )(?!inline )([a-zA-Z]+ )+\(lexbuf "
+    ["lex.fs"; "pplex.fs"; "illex.fs"]
+    |> Seq.map (fun fileName -> outDir + fileName)
+    |> RegexReplaceInFilesWithEncoding pattern @"inline $0" Text.Encoding.UTF8
 )
 
 Target "GenerateDocsEn" (fun _ ->

src/fsharp/CompileOps.fs

@@ -5402,7 +5402,7 @@ type TcConfig (optimize: bool, defines: string list) =
     member x.emitDebugInfoInQuotations = false
     member x.errorSeverityOptions = FSharpErrorSeverityOptions.Default
     member x.light = Some true
-    member x.target = CompilerTarget.WinExe
+    member x.target = CompilerTarget.Dll
     member x.extraOptimizationIterations = if optimize then 0 else 0
 #if DEBUG
     member x.showOptimizationData = false