fix: bignum

iotexproject · Apr 17, 2022 · 0854a4c · 0854a4c
1 parent 1af7b05
commit 0854a4c
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/src/bignum/bignum.cpp b/src/bignum/bignum.cpp
@@ -19,17 +19,19 @@ IotexString Bignum::ToString(NumericBase base) const
 {
     if (base == NumericBase::Base10)
     {
-        return _u256.str(10);
+        // Return c_str() so Arduino converts to the proper IotexString (either String or std::string)
+        return IotexString(_u256.str(10).c_str());
     }
     else if (base == NumericBase::Base16)
     {
-        return _u256.str(16);
+        // Return c_str() so Arduino converts to the proper IotexString (either String or std::string)
+        return IotexString(_u256.str(16).c_str());
     }
     else return "";
 }
 
 Bignum& Bignum::operator=(const Bignum& bignum)
 {
-    _u256 = uint256_t(bignum.ToString(NumericBase::Base16), 16);
+    _u256 = uint256_t(bignum.ToString(NumericBase::Base16).c_str(), 16);
     return *this;
 }