[project @ 1997-12-17 20:09:12 by sof]

Renamed -fwarn-overlapped-patterns to -fwarn-overlapping-patterns to match driver (and docs.)

ghc/compiler/deSugar/Match.lhs

@@ -18,7 +18,7 @@ import {-# SOURCE #-} DsExpr  ( dsExpr  )
 import {-# SOURCE #-} DsBinds ( dsBinds )
 #endif
 
-import CmdLineOpts	( opt_WarnIncompletePatterns, opt_WarnOverlappedPatterns,
+import CmdLineOpts	( opt_WarnIncompletePatterns, opt_WarnOverlappingPatterns,
 			  opt_PprUserLength,opt_WarnSimplePatterns
      			)
 import HsSyn		
@@ -90,7 +90,7 @@ matchExport vars qs@((EqnInfo _ ctx _ (MatchResult _ _ _)) : _)
       match vars qs
   where (pats,indexs) = check qs
         incomplete    = opt_WarnIncompletePatterns && (length pats /= 0)
-        shadow        = opt_WarnOverlappedPatterns && sizeUniqSet indexs < no_eqns
+        shadow        = opt_WarnOverlappingPatterns && sizeUniqSet indexs < no_eqns
         no_eqns       = length qs
 	unused_eqns   = uniqSetToList (mkUniqSet [1..no_eqns] `minusUniqSet` indexs)
 	eqns_shadow   = map (\n -> qs!!(n - 1)) unused_eqns
@@ -99,6 +99,8 @@ matchExport vars qs@((EqnInfo _ ctx _ (MatchResult _ _ _)) : _)
 This variable shows the maximun number of lines of output generated for warnings.
 It will limit the number of patterns/equations displayed to maximum_output.
 
+(ToDo: add command-line option?)
+
 \begin{code}
 maximum_output = 4
 \end{code}

ghc/compiler/main/CmdLineOpts.lhs

@@ -91,7 +91,7 @@ module CmdLineOpts (
 	opt_Verbose,
 	opt_WarnNameShadowing,
 	opt_WarnUnusedNames,
-	opt_WarnIncompletePatterns, opt_WarnOverlappedPatterns, opt_WarnSimplePatterns,
+	opt_WarnIncompletePatterns, opt_WarnOverlappingPatterns, opt_WarnSimplePatterns,
 	opt_WarnMissingMethods,
 	opt_WarnDuplicateExports,
 	opt_PruneTyDecls, opt_PruneInstDecls,
@@ -349,7 +349,7 @@ opt_LiberateCaseThreshold	= lookup_def_int "-fliberate-case-threshold"	   lIBERA
 opt_UnfoldingKeenessFactor	= lookup_def_float "-funfolding-keeness-factor"	   uNFOLDING_KEENESS_FACTOR
 opt_WarnNameShadowing		= lookUp  SLIT("-fwarn-name-shadowing")
 opt_WarnIncompletePatterns	= lookUp  SLIT("-fwarn-incomplete-patterns")
-opt_WarnOverlappedPatterns	= lookUp  SLIT("-fwarn-overlapped-patterns")
+opt_WarnOverlappingPatterns	= lookUp  SLIT("-fwarn-overlapping-patterns")
 opt_WarnSimplePatterns	     	= lookUp  SLIT("-fwarn-simple-patterns")
 opt_WarnUnusedNames		= lookUp  SLIT("-fwarn-unused-names")
 opt_WarnMissingMethods		= lookUp  SLIT("-fwarn-missing-methods")