diff --git a/ts2panda/ts2abc/ts2abc.cpp b/ts2panda/ts2abc/ts2abc.cpp
index 4f928f5185db6d9a9d446f765e6a90953afb2f25..0c8b4fd68b803bf5529ac4cd9a20beeb85e5e20c 100755
--- a/ts2panda/ts2abc/ts2abc.cpp
+++ b/ts2panda/ts2abc/ts2abc.cpp
@@ -12,6 +12,7 @@
  * limitations under the License.
  */
 
+#include <cmath>
 #include <codecvt>
 #include <cstdarg>
 #include <iostream>
@@ -121,6 +122,11 @@ static bool IsValidInt32(double value)
         value >= static_cast<double>(std::numeric_limits<int>::min()));
 }
 
+static bool EqualZero(double number)
+{
+    return abs(number - 0.0) < std::numeric_limits<double>::epsilon();
+}
+
 // Unified interface for debug log print
 static void Logd(const char *format, ...)
 {
@@ -352,7 +358,7 @@ static void ParseInstructionImms(const Json::Value &ins, panda::pandasm::Ins &pa
             double imsValue = imms[i].asDouble();
             Logd("imm: %lf ", imsValue);
             double intpart;
-            if (std::modf(imsValue, &intpart) == 0.0 && IsValidInt32(imsValue)) {
+            if (EqualZero(std::modf(imsValue, &intpart)) && IsValidInt32(imsValue)) {
                 pandaIns.imms.emplace_back(static_cast<int64_t>(imsValue));
             } else {
                 pandaIns.imms.emplace_back(imsValue);