Handle zero arg function case


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15794 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/JIT/JIT.cpp b/lib/ExecutionEngine/JIT/JIT.cpp
index 87331fb..586936f 100644
--- a/lib/ExecutionEngine/JIT/JIT.cpp
+++ b/lib/ExecutionEngine/JIT/JIT.cpp
@@ -62,7 +62,7 @@
   GenericValue rv;
 
   void *FPtr = getPointerToFunction(F);
-  assert(PFtr && "Pointer to fn's code was null after getPointerToFunction");
+  assert(FPtr && "Pointer to fn's code was null after getPointerToFunction");
 
   if (ArgValues.size() == 3) {
     int (*PF)(int, char **, const char **) =
@@ -76,6 +76,10 @@
     int (*PF)(int) = (int(*)(int))FPtr;
     rv.IntVal = PF(ArgValues[0].IntVal);
     return rv;
+  } else if (ArgValues.size() == 0) {
+    int (*PF)() = (int(*)())FPtr;
+    rv.IntVal = PF();
+    return rv;
   }
 
   // FIXME: This code should handle a couple of common cases efficiently, but