--- sml/trunk/src/cm/semant/primitive.sml	1999/05/17 14:53:49	278
+++ sml/trunk/src/cm/semant/primitive.sml	1999/05/18 08:10:36	279
@@ -10,6 +10,8 @@
 
     type primitive
 
+    val eq : primitive * primitive -> bool
+
     val fromString : string -> primitive option
     val toString : primitive -> string
 
@@ -22,6 +24,8 @@
 
     datatype primitive = CORE | HELPER
 
+    fun eq (p1 : primitive, p2) = p1 = p2
+
     fun fromString "primitive_core" = SOME CORE
       | fromString "primitive_helper" = SOME HELPER
       | fromString _ = NONE

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	<div class="error">does not end with &lt;/html&gt; tag</div>
	<div class="error">does not end with &lt;/body&gt; tag</div>
	<div class="info">The output has ended thus: _core&quot; = SOME CORE
       | fromString &quot;primitive_helper&quot; = SOME HELPER
       | fromString _ = NONE</div>
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