Tweaks to the ASCII loop for CBOR

gistfile1.txt

✗ git diff
diff --git a/cbor/src/main/java/com/fasterxml/jackson/dataformat/cbor/CBORParser.java b/cbor/src/main/java/com/fasterxml/jackson/dataformat/cbor/CBORParser.java
index a87cf82d..da92bffe 100644
--- a/cbor/src/main/java/com/fasterxml/jackson/dataformat/cbor/CBORParser.java
+++ b/cbor/src/main/java/com/fasterxml/jackson/dataformat/cbor/CBORParser.java
@@ -2364,16 +2364,21 @@ public class CBORParser extends ParserMinimalBase
         final int end = _inputPtr;
 
         int i;
-        while ((i = inputBuf[inPtr]) >= 0) {
+        while (inPtr < end) {
+            i = inputBuf[inPtr];
+            if (i < 0) {
+                break;
+            }
+            ++inPtr;
             outBuf[outPtr++] = (char) i;
-            if (++inPtr == end) {
-                String str = _textBuffer.setCurrentAndReturn(outPtr);
-                if (stringRefs != null) {
-                    stringRefs.stringRefs.add(str);
-                    _sharedString = str;
-                }
-                return str;
+        }
+        if (inPtr == end) {
+            String str = _textBuffer.setCurrentAndReturn(outPtr);
+            if (stringRefs != null) {
+                stringRefs.stringRefs.add(str);
+                _sharedString = str;
             }
+            return str;
         }
         final int[] codes = UTF8_UNIT_CODES;
         do {