Improve the finder's error messages

[ghc-hetmet.git] / compiler / main / DynFlags.hs

diff --git a/compiler/main/DynFlags.hs b/compiler/main/DynFlags.hs
index 5cd0361..92b98ac 100644 (file)
--- a/compiler/main/DynFlags.hs
+++ b/compiler/main/DynFlags.hs
@@ -269,6 +269,7 @@ data DynFlag
    | Opt_BuildingCabalPackage
    | Opt_SSE2
    | Opt_GhciSandbox
    | Opt_BuildingCabalPackage
    | Opt_SSE2
    | Opt_GhciSandbox

+   | Opt_HelpfulErrors

 
        -- temporary flags
    | Opt_RunCPS
 
        -- temporary flags
    | Opt_RunCPS

@@ -304,7 +305,7 @@ data ExtensionFlag
    | Opt_ForeignFunctionInterface
    | Opt_UnliftedFFITypes
    | Opt_GHCForeignImportPrim
    | Opt_ForeignFunctionInterface
    | Opt_UnliftedFFITypes
    | Opt_GHCForeignImportPrim

-   | Opt_PArr                           -- Syntactic support for parallel arrays
+   | Opt_ParallelArrays                 -- Syntactic support for parallel arrays

    | Opt_Arrows                         -- Arrow-notation syntax
    | Opt_TemplateHaskell
    | Opt_QuasiQuotes
    | Opt_Arrows                         -- Arrow-notation syntax
    | Opt_TemplateHaskell
    | Opt_QuasiQuotes

@@ -321,6 +322,7 @@ data ExtensionFlag
    | Opt_RecordPuns
    | Opt_ViewPatterns
    | Opt_GADTs
    | Opt_RecordPuns
    | Opt_ViewPatterns
    | Opt_GADTs

+   | Opt_GADTSyntax

    | Opt_NPlusKPatterns
    | Opt_DoAndIfThenElse
    | Opt_RebindableSyntax
    | Opt_NPlusKPatterns
    | Opt_DoAndIfThenElse
    | Opt_RebindableSyntax

@@ -797,7 +799,6 @@ languageExtensions Nothing
       -- But NB it's implied by GADTs etc
       -- SLPJ September 2010
     : Opt_NondecreasingIndentation -- This has been on by default for some time
       -- But NB it's implied by GADTs etc
       -- SLPJ September 2010
     : Opt_NondecreasingIndentation -- This has been on by default for some time

-    : Opt_RelaxedLayout -- This has been on by default for some time

     : languageExtensions (Just Haskell2010)
 
 languageExtensions (Just Haskell98)
     : languageExtensions (Just Haskell2010)
 
 languageExtensions (Just Haskell98)

@@ -1488,6 +1489,7 @@ fFlags = [
   ( "ext-core",                         Opt_EmitExternalCore, nop ),
   ( "shared-implib",                    Opt_SharedImplib, nop ),
   ( "ghci-sandbox",                     Opt_GhciSandbox, nop ),
   ( "ext-core",                         Opt_EmitExternalCore, nop ),
   ( "shared-implib",                    Opt_SharedImplib, nop ),
   ( "ghci-sandbox",                     Opt_GhciSandbox, nop ),

+  ( "helpful-errors",                   Opt_HelpfulErrors, nop ),

   ( "building-cabal-package",           Opt_BuildingCabalPackage, nop ),
   ( "implicit-import-qualified",        Opt_ImplicitImportQualified, nop )
   ]
   ( "building-cabal-package",           Opt_BuildingCabalPackage, nop ),
   ( "implicit-import-qualified",        Opt_ImplicitImportQualified, nop )
   ]

@@ -1519,8 +1521,10 @@ fLangFlags = [
     deprecatedForExtension "ImplicitParams" ),
   ( "scoped-type-variables",            Opt_ScopedTypeVariables,
     deprecatedForExtension "ScopedTypeVariables" ),
     deprecatedForExtension "ImplicitParams" ),
   ( "scoped-type-variables",            Opt_ScopedTypeVariables,
     deprecatedForExtension "ScopedTypeVariables" ),

-  ( "parr",                             Opt_PArr,
-    deprecatedForExtension "PArr" ),
+  ( "parr",                             Opt_ParallelArrays,
+    deprecatedForExtension "ParallelArrays" ),
+  ( "PArr",                             Opt_ParallelArrays,
+    deprecatedForExtension "ParallelArrays" ),

   ( "allow-overlapping-instances",      Opt_OverlappingInstances,
     deprecatedForExtension "OverlappingInstances" ),
   ( "allow-undecidable-instances",      Opt_UndecidableInstances,
   ( "allow-overlapping-instances",      Opt_OverlappingInstances,
     deprecatedForExtension "OverlappingInstances" ),
   ( "allow-undecidable-instances",      Opt_UndecidableInstances,

@@ -1572,7 +1576,7 @@ xFlags = [
     deprecatedForExtension "DoRec"),
   ( "DoRec",                            Opt_DoRec, nop ),
   ( "Arrows",                           Opt_Arrows, nop ),
     deprecatedForExtension "DoRec"),
   ( "DoRec",                            Opt_DoRec, nop ),
   ( "Arrows",                           Opt_Arrows, nop ),

-  ( "PArr",                             Opt_PArr, nop ),
+  ( "ParallelArrays",                   Opt_ParallelArrays, nop ),

   ( "TemplateHaskell",                  Opt_TemplateHaskell, checkTemplateHaskellOk ),
   ( "QuasiQuotes",                      Opt_QuasiQuotes, nop ),
   ( "Generics",                         Opt_Generics, nop ),
   ( "TemplateHaskell",                  Opt_TemplateHaskell, checkTemplateHaskellOk ),
   ( "QuasiQuotes",                      Opt_QuasiQuotes, nop ),
   ( "Generics",                         Opt_Generics, nop ),

@@ -1584,6 +1588,7 @@ xFlags = [
   ( "DisambiguateRecordFields",         Opt_DisambiguateRecordFields, nop ),
   ( "OverloadedStrings",                Opt_OverloadedStrings, nop ),
   ( "GADTs",                            Opt_GADTs, nop ),
   ( "DisambiguateRecordFields",         Opt_DisambiguateRecordFields, nop ),
   ( "OverloadedStrings",                Opt_OverloadedStrings, nop ),
   ( "GADTs",                            Opt_GADTs, nop ),

+  ( "GADTSyntax",                       Opt_GADTSyntax, nop ),

   ( "ViewPatterns",                     Opt_ViewPatterns, nop ),
   ( "TypeFamilies",                     Opt_TypeFamilies, nop ),
   ( "BangPatterns",                     Opt_BangPatterns, nop ),
   ( "ViewPatterns",                     Opt_ViewPatterns, nop ),
   ( "TypeFamilies",                     Opt_TypeFamilies, nop ),
   ( "BangPatterns",                     Opt_BangPatterns, nop ),

@@ -1641,7 +1646,8 @@ defaultFlags
       Opt_GenManifest,
       Opt_EmbedManifest,
       Opt_PrintBindContents,
       Opt_GenManifest,
       Opt_EmbedManifest,
       Opt_PrintBindContents,

-      Opt_GhciSandbox
+      Opt_GhciSandbox,
+      Opt_HelpfulErrors

     ]
 
     ++ [f | (ns,f) <- optLevelFlags, 0 `elem` ns]
     ]
 
     ++ [f | (ns,f) <- optLevelFlags, 0 `elem` ns]

@@ -1657,9 +1663,11 @@ impliedFlags
     , (Opt_LiberalTypeSynonyms,       turnOn, Opt_ExplicitForAll)
     , (Opt_ExistentialQuantification, turnOn, Opt_ExplicitForAll)
     , (Opt_PolymorphicComponents,     turnOn, Opt_ExplicitForAll)
     , (Opt_LiberalTypeSynonyms,       turnOn, Opt_ExplicitForAll)
     , (Opt_ExistentialQuantification, turnOn, Opt_ExplicitForAll)
     , (Opt_PolymorphicComponents,     turnOn, Opt_ExplicitForAll)

+    , (Opt_FlexibleInstances,         turnOn, Opt_TypeSynonymInstances)

 
     , (Opt_RebindableSyntax, turnOff, Opt_ImplicitPrelude)      -- NB: turn off!
 
 
     , (Opt_RebindableSyntax, turnOff, Opt_ImplicitPrelude)      -- NB: turn off!
 

+    , (Opt_GADTs,            turnOn, Opt_GADTSyntax)

     , (Opt_GADTs,            turnOn, Opt_MonoLocalBinds)
     , (Opt_TypeFamilies,     turnOn, Opt_MonoLocalBinds)
 
     , (Opt_GADTs,            turnOn, Opt_MonoLocalBinds)
     , (Opt_TypeFamilies,     turnOn, Opt_MonoLocalBinds)
 

@@ -2275,13 +2283,12 @@ compilerInfo = [("Project name",                String cProjectName),
                 ("Project version",             String cProjectVersion),
                 ("Booter version",              String cBooterVersion),
                 ("Stage",                       String cStage),
                 ("Project version",             String cProjectVersion),
                 ("Booter version",              String cBooterVersion),
                 ("Stage",                       String cStage),

-                ("Build platform",              String cBuildPlatform),
-                ("Host platform",               String cHostPlatform),
-                ("Target platform",             String cTargetPlatform),
+                ("Build platform",              String cBuildPlatformString),
+                ("Host platform",               String cHostPlatformString),
+                ("Target platform",             String cTargetPlatformString),

                 ("Have interpreter",            String cGhcWithInterpreter),
                 ("Object splitting",            String cSplitObjs),
                 ("Have native code generator",  String cGhcWithNativeCodeGen),
                 ("Have interpreter",            String cGhcWithInterpreter),
                 ("Object splitting",            String cSplitObjs),
                 ("Have native code generator",  String cGhcWithNativeCodeGen),

-                ("Have llvm code generator",    String cGhcWithLlvmCodeGen),

                 ("Support SMP",                 String cGhcWithSMP),
                 ("Unregisterised",              String cGhcUnregisterised),
                 ("Tables next to code",         String cGhcEnableTablesNextToCode),
                 ("Support SMP",                 String cGhcWithSMP),
                 ("Unregisterised",              String cGhcUnregisterised),
                 ("Tables next to code",         String cGhcEnableTablesNextToCode),

@@ -2289,6 +2296,8 @@ compilerInfo = [("Project name",                String cProjectName),
                 ("Leading underscore",          String cLeadingUnderscore),
                 ("Debug on",                    String (show debugIsOn)),
                 ("LibDir",                      FromDynFlags topDir),
                 ("Leading underscore",          String cLeadingUnderscore),
                 ("Debug on",                    String (show debugIsOn)),
                 ("LibDir",                      FromDynFlags topDir),

-                ("Global Package DB",           FromDynFlags systemPackageConfig)
+                ("Global Package DB",           FromDynFlags systemPackageConfig),
+                ("C compiler flags",            String (show cCcOpts)),
+                ("Linker flags",                String (show cLdOpts))

                ]
 
                ]