Fix a bug printing out %c formated characters.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2277 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp b/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
index 8f486e8..5bc46fa 100644
--- a/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
+++ b/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
@@ -336,7 +336,7 @@
       case '%':
         sprintf(Buffer, FmtBuf); break;
       case 'c':
-        sprintf(Buffer, FmtBuf, Args[ArgNo++].SByteVal); break;
+        sprintf(Buffer, FmtBuf, Args[ArgNo++].IntVal); break;
       case 'd': case 'i':
       case 'u': case 'o':
       case 'x': case 'X':