[Git][ghc/ghc][wip/expand-do] remove isGoodCoverateExpr. it is not needed

Apoorv Ingle (@ani) gitlab at gitlab.haskell.org
Tue Dec 19 00:04:42 UTC 2023



Apoorv Ingle pushed to branch wip/expand-do at Glasgow Haskell Compiler / GHC


Commits:
45469026 by Apoorv Ingle at 2023-12-18T18:04:31-06:00
remove isGoodCoverateExpr. it is not needed

- - - - -


5 changed files:

- compiler/GHC/HsToCore/Ticks.hs
- compiler/GHC/Tc/Gen/Do.hs
- testsuite/tests/hpc/function/tough.stdout
- testsuite/tests/hpc/function2/tough2.stdout
- testsuite/tests/hpc/simple/hpc001.stdout


Changes:

=====================================
compiler/GHC/HsToCore/Ticks.hs
=====================================
@@ -304,7 +304,7 @@ addTickLHsBind (L pos (pat@(PatBind { pat_lhs = lhs
   -- TODO: better name for rhs's for non-simple patterns?
   let name = maybe "(...)" getOccString simplePatId
 
-  (fvs, rhs') <- getFreeVars $ addPathEntry name $ addTickGRHSs False False False rhs
+  (fvs, rhs') <- getFreeVars $ addPathEntry name $ addTickGRHSs False False False PatBindRhs rhs
   let pat' = pat { pat_rhs = rhs'}
 
   -- Should create ticks here?
@@ -375,7 +375,7 @@ addTickLHsExpr e@(L pos e0) = do
   d <- getDensity
   case d of
     TickForBreakPoints | isGoodBreakExpr e0 -> tick_it
-    TickForCoverage    | isGoodCoverageExpr e0 -> tick_it
+    TickForCoverage    -> tick_it
     TickCallSites      | isCallSite e0      -> tick_it
     _other             -> dont_tick_it
  where
@@ -393,7 +393,7 @@ addTickLHsExprRHS e@(L pos e0) = do
   case d of
      TickForBreakPoints | HsLet{} <- e0 -> dont_tick_it
                         | otherwise     -> tick_it
-     TickForCoverage    | isGoodCoverageExpr e0 -> tick_it
+     TickForCoverage    -> tick_it
      TickCallSites   | isCallSite e0 -> tick_it
      _other          -> dont_tick_it
  where
@@ -409,8 +409,7 @@ addTickLHsExprEvalInner :: LHsExpr GhcTc -> TM (LHsExpr GhcTc)
 addTickLHsExprEvalInner e = do
    d <- getDensity
    case d of
-     TickForCoverage | isGoodCoverageExpr (unLoc e) -> addTickLHsExpr e
-                     | otherwise -> addTickLHsExprNever e
+     TickForCoverage -> addTickLHsExprNever e
      _otherwise      -> addTickLHsExpr e
 
 -- | A let body is treated differently from addTickLHsExprEvalInner
@@ -441,30 +440,12 @@ addTickLHsExprNever (L pos e0) = do
 -- General heuristic: expressions which are calls (do not denote
 -- values) are good break points.
 isGoodBreakExpr :: HsExpr GhcTc -> Bool
-isGoodBreakExpr (XExpr (ExpandedThingTc thing e))
-  | OrigStmt (L _ BodyStmt{}) <- thing
-  = False
-  | OrigStmt (L _ BindStmt{}) <- thing
-  = False
-  | OrigStmt (L _ LastStmt{}) <- thing
+isGoodBreakExpr (XExpr (ExpandedThingTc (OrigStmt stmt) _))
+  | LastStmt{} <- unLoc stmt
   = True
   | otherwise
-  = isCallSite e
-isGoodBreakExpr e = isCallSite e
-
--- Should coverage ticks be added to this expr?
--- The general heuristic: Expanded `do`-stmts do not get
--- the coverage ticks as they are accounted for in the expansions
-isGoodCoverageExpr :: HsExpr GhcTc -> Bool
-isGoodCoverageExpr (XExpr (ExpandedThingTc thing _))
-  | OrigStmt (L _ BodyStmt{}) <- thing
   = False
-  | OrigStmt (L _ BindStmt{}) <- thing
-  = False
-  | OrigStmt (L _ LetStmt{}) <- thing
-  = False
-isGoodCoverageExpr _ = True
-
+isGoodBreakExpr e = isCallSite e
 
 isCallSite :: HsExpr GhcTc -> Bool
 isCallSite HsApp{}     = True
@@ -476,15 +457,17 @@ isCallSite (XExpr (ExpandedThingTc _ e))
 -- NB: OpApp, SectionL, SectionR are all expanded out
 isCallSite _           = False
 
-addTickLHsExprOptAlt :: Bool -> Bool {- is do expansion -}
+addTickLHsExprOptAlt :: Bool
+                     -> HsMatchContext GhcTc
                      -> LHsExpr GhcTc -> TM (LHsExpr GhcTc)
-addTickLHsExprOptAlt oneOfMany isExpansion e@(L pos e0)
-  = if not (isExpansion)
-    then ifDensity TickForCoverage
-        (allocTickBox (ExpBox oneOfMany) False False (locA pos)
-          $ addTickHsExpr e0)
-        (addTickLHsExpr e)
-    else (addTickLHsExprNever e)
+addTickLHsExprOptAlt oneOfMany ctxt e@(L pos e0)
+  = ifDensity TickForCoverage
+        (case e0 of
+           XExpr (ExpandedThingTc thing _) -- Expanded Stmts or patterns do not get an HPC tick
+             | isHsThingRnStmt thing || isHsThingRnPat thing -> addTickLHsExprNever e
+           _          -> allocTickBox (ExpBox oneOfMany) False False (locA pos)
+                           $ addTickHsExpr e0)
+         (addTickLHsExpr e)
 
 addBinTickLHsExpr :: (Bool -> BoxLabel) -> LHsExpr GhcTc -> TM (LHsExpr GhcTc)
 addBinTickLHsExpr boxLabel (L pos e0)
@@ -552,11 +535,11 @@ addTickHsExpr (HsCase x e mgs) =
 addTickHsExpr (HsIf x e1 e2 e3) =
         liftM3 (HsIf x)
                 (addBinTickLHsExpr (BinBox CondBinBox) e1)
-                (addTickLHsExprOptAlt True False e2)
-                (addTickLHsExprOptAlt True False e3)
+                (addTickLHsExprOptAlt True IfAlt e2)
+                (addTickLHsExprOptAlt True IfAlt e3)
 addTickHsExpr (HsMultiIf ty alts)
   = do { let isOneOfMany = case alts of [_] -> False; _ -> True
-       ; alts' <- mapM (traverse $ addTickGRHS isOneOfMany False False) alts
+       ; alts' <- mapM (traverse $ addTickGRHS isOneOfMany False False IfAlt) alts
        ; return $ HsMultiIf ty alts' }
 addTickHsExpr (HsLet x binds e) =
         bindLocals (collectLocalBinders CollNoDictBinders binds) $ do
@@ -650,40 +633,41 @@ addTickMatchGroup is_lam mg@(MG { mg_alts = L l matches, mg_ext = ctxt }) = do
   matches' <- mapM (traverse (addTickMatch isOneOfMany is_lam isDoExp)) matches
   return $ mg { mg_alts = L l matches' }
 
-addTickMatch :: Bool -> Bool -> Bool {-Is Do Expanion-} ->  Match GhcTc (LHsExpr GhcTc)
+addTickMatch :: Bool -> Bool -> Bool {-Is this Do Expansion-} ->  Match GhcTc (LHsExpr GhcTc)
              -> TM (Match GhcTc (LHsExpr GhcTc))
-addTickMatch isOneOfMany isLambda isDoExp match@(Match { m_pats = pats
+addTickMatch isOneOfMany isLambda isDoExp match@(Match { m_ctxt = ctxt
+                                                       , m_pats = pats
                                                        , m_grhss = gRHSs }) =
   bindLocals (collectPatsBinders CollNoDictBinders pats) $ do
-    gRHSs' <- addTickGRHSs isOneOfMany isLambda isDoExp gRHSs
+    gRHSs' <- addTickGRHSs isOneOfMany isLambda isDoExp ctxt gRHSs
     return $ match { m_grhss = gRHSs' }
 
-addTickGRHSs :: Bool -> Bool -> Bool -> GRHSs GhcTc (LHsExpr GhcTc)
+addTickGRHSs :: Bool -> Bool -> Bool -> HsMatchContext GhcTc -> GRHSs GhcTc (LHsExpr GhcTc)
              -> TM (GRHSs GhcTc (LHsExpr GhcTc))
-addTickGRHSs isOneOfMany isLambda isDoExp (GRHSs x guarded local_binds) =
+addTickGRHSs isOneOfMany isLambda isDoExp ctxt (GRHSs x guarded local_binds) =
   bindLocals binders $ do
     local_binds' <- addTickHsLocalBinds local_binds
-    guarded' <- mapM (traverse (addTickGRHS isOneOfMany isLambda isDoExp)) guarded
+    guarded' <- mapM (traverse (addTickGRHS isOneOfMany isLambda isDoExp ctxt)) guarded
     return $ GRHSs x guarded' local_binds'
   where
     binders = collectLocalBinders CollNoDictBinders local_binds
 
-addTickGRHS :: Bool -> Bool -> Bool -> GRHS GhcTc (LHsExpr GhcTc)
+addTickGRHS :: Bool -> Bool -> Bool -> HsMatchContext GhcTc -> GRHS GhcTc (LHsExpr GhcTc)
             -> TM (GRHS GhcTc (LHsExpr GhcTc))
-addTickGRHS isOneOfMany isLambda isDoExp (GRHS x stmts expr) = do
+addTickGRHS isOneOfMany isLambda isDoExp ctxt (GRHS x stmts expr) = do
   (stmts',expr') <- addTickLStmts' (Just $ BinBox $ GuardBinBox) stmts
-                        (addTickGRHSBody isOneOfMany isLambda isDoExp expr)
+                        (addTickGRHSBody isOneOfMany isLambda isDoExp ctxt expr)
   return $ GRHS x stmts' expr'
 
-addTickGRHSBody :: Bool -> Bool -> Bool -> LHsExpr GhcTc -> TM (LHsExpr GhcTc)
-addTickGRHSBody isOneOfMany isLambda isDoExp expr@(L pos e0) = do
+addTickGRHSBody :: Bool -> Bool -> Bool -> HsMatchContext GhcTc -> LHsExpr GhcTc -> TM (LHsExpr GhcTc)
+addTickGRHSBody isOneOfMany isLambda isDoExp ctxt expr@(L pos e0) = do
   d <- getDensity
   case d of
     TickForBreakPoints
       | XExpr (ExpandedThingTc thing _) <- e0
       , OrigStmt (L _ LastStmt{}) <- thing -> addTickLHsExprRHS expr
       | isDoExp -> addTickLHsExprNever expr
-    TickForCoverage  -> addTickLHsExprOptAlt isOneOfMany isDoExp expr
+    TickForCoverage  -> addTickLHsExprOptAlt isOneOfMany ctxt expr
     TickAllFunctions | isLambda ->
        addPathEntry "\\" $
          allocTickBox (ExpBox False) True{-count-} False{-not top-} (locA pos) $


=====================================
compiler/GHC/Tc/Gen/Do.hs
=====================================
@@ -210,7 +210,7 @@ mk_failable_expr doFlav pat@(L loc _) expr fail_op =
 mk_fail_block :: HsDoFlavour -> LPat GhcRn -> LHsExpr GhcRn -> FailOperator GhcRn -> TcM (HsExpr GhcRn)
 mk_fail_block doFlav pat@(L ploc _) e (Just (SyntaxExprRn fail_op)) =
   do  dflags <- getDynFlags
-      return $ HsLam noAnn LamSingle $ mkMatchGroup (doExpansionMatchOrigin doFlav)     -- \
+      return $ HsLam noAnn LamCases $ mkMatchGroup (doExpansionMatchOrigin doFlav)     -- \
                 (wrapGenSpan [ genHsCaseAltDoExp doFlav pat e               --  pat -> expr
                              , fail_alt_case dflags pat fail_op      --  _   -> fail "fail pattern"
                              ])


=====================================
testsuite/tests/hpc/function/tough.stdout
=====================================
@@ -11,7 +11,7 @@ CallStack (from HasCallStack):
 (1,2,3)
 
 
- 71% expressions used (79/110)
+ 73% expressions used (74/101)
  14% boolean coverage (1/7)
        0% guards (0/4), 3 always True, 1 always False
       33% 'if' conditions (1/3), 1 always True, 1 always False
@@ -22,7 +22,7 @@ CallStack (from HasCallStack):
 
 
 -----<module Main>-----
- 71% expressions used (79/110)
+ 73% expressions used (74/101)
  14% boolean coverage (1/7)
        0% guards (0/4), 3 always True, 1 always False
       33% 'if' conditions (1/3), 1 always True, 1 always False
@@ -114,10 +114,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 Writing: hpc_index_fun.html
 <html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><style type="text/css">table.bar { background-color: #f25913; }
@@ -130,10 +130,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 Writing: hpc_index_alt.html
 <html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><style type="text/css">table.bar { background-color: #f25913; }
@@ -146,10 +146,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 Writing: hpc_index_exp.html
 <html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><style type="text/css">table.bar { background-color: #f25913; }
@@ -162,10 +162,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 
 


=====================================
testsuite/tests/hpc/function2/tough2.stdout
=====================================
@@ -11,7 +11,7 @@ CallStack (from HasCallStack):
 (1,2,3)
 
 
- 71% expressions used (79/110)
+ 73% expressions used (74/101)
  14% boolean coverage (1/7)
        0% guards (0/4), 3 always True, 1 always False
       33% 'if' conditions (1/3), 1 always True, 1 always False
@@ -22,7 +22,7 @@ CallStack (from HasCallStack):
 
 
 -----<module Main>-----
- 71% expressions used (79/110)
+ 73% expressions used (74/101)
  14% boolean coverage (1/7)
        0% guards (0/4), 3 always True, 1 always False
       33% 'if' conditions (1/3), 1 always True, 1 always False
@@ -116,10 +116,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 Writing: hpc_index_fun.html
 <html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><style type="text/css">table.bar { background-color: #f25913; }
@@ -132,10 +132,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 Writing: hpc_index_alt.html
 <html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><style type="text/css">table.bar { background-color: #f25913; }
@@ -148,10 +148,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 Writing: hpc_index_exp.html
 <html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><style type="text/css">table.bar { background-color: #f25913; }
@@ -164,10 +164,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">71%</td><td>79/110</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="71%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">83%</td><td>5/6</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="83%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">58%</td><td>7/12</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="58%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">73%</td><td>74/101</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="73%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 
 


=====================================
testsuite/tests/hpc/simple/hpc001.stdout
=====================================
@@ -1,7 +1,7 @@
 "Hello"
 
 
- 80% expressions used (4/5)
+ 75% expressions used (3/4)
 100% boolean coverage (0/0)
      100% guards (0/0)
      100% 'if' conditions (0/0)
@@ -12,7 +12,7 @@
 
 
 -----<module Main>-----
- 80% expressions used (4/5)
+ 75% expressions used (3/4)
 100% boolean coverage (0/0)
      100% guards (0/0)
      100% 'if' conditions (0/0)
@@ -58,10 +58,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">80%</td><td>4/5</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="80%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">75%</td><td>3/4</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="75%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">80%</td><td>4/5</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="80%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">75%</td><td>3/4</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="75%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 Writing: hpc_index_fun.html
 <html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><style type="text/css">table.bar { background-color: #f25913; }
@@ -74,10 +74,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">80%</td><td>4/5</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="80%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">75%</td><td>3/4</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="75%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">80%</td><td>4/5</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="80%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">75%</td><td>3/4</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="75%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 Writing: hpc_index_alt.html
 <html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><style type="text/css">table.bar { background-color: #f25913; }
@@ -90,10 +90,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">80%</td><td>4/5</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="80%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">75%</td><td>3/4</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="75%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">80%</td><td>4/5</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="80%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">75%</td><td>3/4</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="75%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 Writing: hpc_index_exp.html
 <html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><style type="text/css">table.bar { background-color: #f25913; }
@@ -106,10 +106,10 @@ table.dashboard { border-collapse: collapse  ; border: solid 1px black }
 </head><body><table class="dashboard" width="100%" border=1>
 <tr><th rowspan=2><a href="hpc_index.html">module</a></th><th colspan=3><a href="hpc_index_fun.html">Top Level Definitions</a></th><th colspan=3><a href="hpc_index_alt.html">Alternatives</a></th><th colspan=3><a href="hpc_index_exp.html">Expressions</a></th></tr><tr><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th><th>%</th><th colspan=2>covered / total</th></tr><tr>
 <td>  <tt>module <a href="Main.hs.html">Main</a></tt></td>
-<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">80%</td><td>4/5</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="80%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">75%</td><td>3/4</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="75%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 <tr></tr><tr style="background: #e0e0e0">
 <th align=left>  Program Coverage Total</tt></th>
-<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">80%</td><td>4/5</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="80%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
+<td align="right">100%</td><td>1/1</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="100%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td><td align="right">- </td><td>0/0</td><td width=100> </td><td align="right">75%</td><td>3/4</td><td width=100><table cellpadding=0 cellspacing=0 width="100" class="bar"><tr><td><table cellpadding=0 cellspacing=0 width="75%"><tr><td height=12 class="bar"></td></tr></table></td></tr></table></td></tr>
 </table></body></html>
 
 



View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/4546902629b2866a62fb22d4be23a24bf1411ac7

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View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/4546902629b2866a62fb22d4be23a24bf1411ac7
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