fix

Author: HerrCai0907

src/compiler.ts

@@ -55,7 +55,6 @@ import {
   SideEffects,
   SwitchBuilder,
   ExpressionRunnerFlags,
-  isConstZero,
   isConstNegZero,
   isConstExpressionNaN,
   ensureType,

src/module.ts

@@ -3039,15 +3039,15 @@ export function getConstValueI64High(expr: ExpressionRef): i32 {
 }
 
 export function getConstValueInteger(expr: ExpressionRef, isWasm64: bool): i64 {
-    let lo: i32 = 0;
-    let hi: i32 = 0;
-    if (isWasm64) {
-      lo = getConstValueI64Low(expr);
-      hi = getConstValueI64High(expr);
-    } else {
-      lo = getConstValueI32(expr);
-    }
-    return i64_new(lo, hi);
+  let lo: i32 = 0;
+  let hi: i32 = 0;
+  if (isWasm64) {
+    lo = getConstValueI64Low(expr);
+    hi = getConstValueI64High(expr);
+  } else {
+    lo = getConstValueI32(expr);
+  }
+  return i64_new(lo, hi);
 }
 
 export function getConstValueF32(expr: ExpressionRef): f32 {