1 files changed, 5 insertions, 2 deletions

@@ -78,8 +78,11 @@ public:
             int n = ((t >> 12) & 0xF) + 3; // num of bytes to copy
             int o = (t & 0xFFF);
 
-            memcpy(result.data() + bPos, result.data() + bPos - o - 1, n);
-            bPos += n;
+            for (int j=0; j<n; j++) {
+              if (bPos >= length) break;
+              result[bPos] = result[bPos - o - 1];
+              bPos++;
+            }
             break;
           }
           default: break;