html-test/ref/SpuriousSuperclassConstraints.html


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    >SpuriousSuperclassConstraints</title
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	  >Contents</a
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	  >Index</a
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      >&nbsp;</p
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    ><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
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      ><div id="interface"
      ><h1
	>Documentation</h1
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	><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
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	      ><tr
		><td class="src clearfix"
		  ><span class="inst-left"
		    ><a href=""
		      >Functor</a
		      > (<a href=""
		      >SomeType</a
		      > f)</span
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		  ><td class="doc empty"
		  >&nbsp;</td
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		><tr
		><td class="src clearfix"
		  ><span class="inst-left"
		    ><a href=""
		      >Applicative</a
		      > f =&gt; <a href=""
		      >Applicative</a
		      > (<a href=""
		      >SomeType</a
		      > f)</span
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		  ><td class="doc empty"
		  >&nbsp;</td
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