Fixed warning "conversion may alter value" (issue #914)

2019-03-01 09:15:43 +01:00
parent f3265d2111
commit 20fcb99830
2 changed files with 2 additions and 1 deletions
@@ -306,7 +306,7 @@ class JsonDeserializer {

  static inline uint8_t decodeHex(char c) {
    if (c < 'A') return uint8_t(c - '0');
-    c &= ~0x20;  // uppercase
+    c = char(c & ~0x20);  // uppercase
    return uint8_t(c - 'A' + 10);
  }