【修复】解决运行abc文件时，函数 BigIntHelper::RightTruncate出现断言错误

Issue: https://gitee.com/openharmony/arkcompiler_ets_runtime/issues/I82X60
Signed-off-by: chenlincl3 <chenlin201@huawei.com>
Change-Id: Iefec681254a1916fa68309f8ea33c132f3c6d95e

ecmascript/base/number_helper.cpp

@@ -775,6 +775,9 @@ JSTaggedValue NumberHelper::StringToBigInt(JSThread *thread, JSHandle<JSTaggedVa
         }
         buffer += *p;
     } while (++p != end);
+    if (buffer.size() == 0) {
+        return BigInt::Uint32ToBigInt(thread, 0).GetTaggedValue();
+    }
     return BigIntHelper::SetBigInt(thread, buffer, radix).GetTaggedValue();
 }
 

test/moduletest/bigint/bigint.js

@@ -50,4 +50,23 @@ try {
     atom.and(new BigInt64Array(3807), atom, atom);
 } catch (err) {
     print(err.name)
-}
+}
+
+const v33 = String.fromCharCode(48).padStart(48, String.fromCharCode(48));
+const v35 = [-1073741824, 2, -9007199254740992];
+const v42 = Symbol.toPrimitive;
+Symbol.for(v42.description);
+function f36(a37, a38) {
+    try {
+        a37.lastIndexOf(0);
+    } catch (err) {
+        print(err);
+    }
+    return v33;
+}
+v35[v42] = f36;
+let v49 = -12n;
+v49--;
+const v52 = (v49 >> v49).constructor;
+const t48 = v52.__defineSetter__;
+print(v52(v35));

test/moduletest/bigint/expect_output.txt

@@ -20,3 +20,4 @@ RangeError
 0
 RangeError
 SyntaxError
+0