rename APInt::toString -> toStringUnsigned for symmetry with toStringSigned()

Add an APSInt::toString() method.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41309 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/examples/HowToUseJIT/HowToUseJIT.cpp b/examples/HowToUseJIT/HowToUseJIT.cpp
index 621621d..a4f6f37 100644
--- a/examples/HowToUseJIT/HowToUseJIT.cpp
+++ b/examples/HowToUseJIT/HowToUseJIT.cpp
@@ -107,6 +107,6 @@
   GenericValue gv = EE->runFunction(FooF, noargs);
 
   // Import result of execution:
-  std::cout << "Result: " << gv.IntVal.toString(10) << "\n";
+  std::cout << "Result: " << gv.IntVal.toStringUnsigned(10) << "\n";
   return 0;
 }