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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"
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     /><title
    >SpuriousSuperclassConstraints</title
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    ></head
  ><body
  ><div id="package-header"
    ><ul class="links" id="page-menu"
      ><li
	><a href=""
	  >Contents</a
	  ></li
	><li
	><a href=""
	  >Index</a
	  ></li
	></ul
      ><p class="caption empty"
      >&nbsp;</p
      ></div
    ><div id="content"
    ><div id="module-header"
      ><table class="info"
	><tr
	  ><th
	    >Safe Haskell</th
	    ><td
	    >Safe</td
	    ></tr
	  ></table
	><p class="caption"
	>SpuriousSuperclassConstraints</p
	></div
      ><div id="description"
      ><p class="caption"
	>Description</p
	><div class="doc"
	><p
	  >What is tested here:</p
	  ><p
	  >Due to a change in GHC 7.6.1 we had a bug that superclass contraints were
 included in the instances list.  Edward K. repported it here:</p
	  ><p
	  ><a href=""
	    >http://www.haskell.org/pipermail/haskell-cafe/2012-September/103600.html</a
	    ></p
	  ><p
	  >And here is the corresponding theard on glasgow-haskell-users:</p
	  ><p
	  ><a href=""
	    >http://www.haskell.org/pipermail/glasgow-haskell-users/2012-September/022914.html</a
	    ></p
	  ><p
	  >It has been fixed in:</p
	  ><pre
	  >6ccf78e15a525282fef61bc4f58a279aa9c21771
Fix spurious superclass constraints bug.</pre
	  ></div
	></div
      ><div id="interface"
      ><h1
	>Documentation</h1
	><div class="top"
	><p class="src"
	  ><span class="keyword"
	    >data</span
	    > <a href="" id="t:SomeType" class="def"
	    >SomeType</a
	    > f a</p
	  ><div class="subs instances"
	  ><p id="control.i:SomeType" class="caption collapser" onclick="toggleSection('i:SomeType')"
	    >Instances</p
	    ><div id="section.i:SomeType" class="show"
	    ><table
	      ><tr
		><td class="src clearfix"
		  ><span class="inst-left"
		    ><div id="control.i:id:Functor-45-1786401847-45-1" class="instance expander" onclick="toggleSection('i:id:Functor-45-1786401847-45-1')"
		      ><a href=""
			>Functor</a
			> (<a href=""
			>SomeType</a
			> f)</div
		      ></span
		    ></td
		  ><td class="doc empty"
		  >&nbsp;</td
		  ></tr
		><tr
		><td colspan="2"
		  ><div id="section.i:id:Functor-45-1786401847-45-1" class="inst-details hide"
		    ><div class="subs methods"
		      ><p class="caption"
			>Methods</p
			><p class="src"
			><a href=""
			  >fmap</a
			  > :: (a -&gt; b) -&gt; <a href=""
			  >SomeType</a
			  > f a -&gt; <a href=""
			  >SomeType</a
			  > f b</p
			><p class="src"
			><a href=""
			  >(&lt;$)</a
			  > :: a -&gt; <a href=""
			  >SomeType</a
			  > f b -&gt; <a href=""
			  >SomeType</a
			  > f a</p
			></div
		      ></div
		    ></td
		  ></tr
		><tr
		><td class="src clearfix"
		  ><span class="inst-left"
		    ><div id="control.i:id:Applicative-45-1786377800-45-2" class="instance expander" onclick="toggleSection('i:id:Applicative-45-1786377800-45-2')"
		      ><a href=""
			>Applicative</a
			> f =&gt; <a href=""
			>Applicative</a
			> (<a href=""
			>SomeType</a
			> f)</div
		      ></span
		    ></td
		  ><td class="doc empty"
		  >&nbsp;</td
		  ></tr
		><tr
		><td colspan="2"
		  ><div id="section.i:id:Applicative-45-1786377800-45-2" class="inst-details hide"
		    ><div class="subs methods"
		      ><p class="caption"
			>Methods</p
			><p class="src"
			><a href=""
			  >pure</a
			  > :: a -&gt; <a href=""
			  >SomeType</a
			  > f a</p
			><p class="src"
			><a href=""
			  >(&lt;*&gt;)</a
			  > :: <a href=""
			  >SomeType</a
			  > f (a -&gt; b) -&gt; <a href=""
			  >SomeType</a
			  > f a -&gt; <a href=""
			  >SomeType</a
			  > f b</p
			><p class="src"
			><a href=""
			  >(*&gt;)</a
			  > :: <a href=""
			  >SomeType</a
			  > f a -&gt; <a href=""
			  >SomeType</a
			  > f b -&gt; <a href=""
			  >SomeType</a
			  > f b</p
			><p class="src"
			><a href=""
			  >(&lt;*)</a
			  > :: <a href=""
			  >SomeType</a
			  > f a -&gt; <a href=""
			  >SomeType</a
			  > f b -&gt; <a href=""
			  >SomeType</a
			  > f a</p
			></div
		      ></div
		    ></td
		  ></tr
		></table
	      ></div
	    ></div
	  ></div
	></div
      ></div
    ><div id="footer"
    ><p
      >Produced by <a href=""
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	> version 2.16.2</p
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