diff --git a/src/compiler.ts b/src/compiler.ts
index 74444427..3d61b9ea 100644
--- a/src/compiler.ts
+++ b/src/compiler.ts
@@ -6902,16 +6902,6 @@ export class Compiler extends DiagnosticEmitter {
 
     switch (expression.operator) {
       case Token.PLUS_PLUS: {
-
-        // TODO: check operator overload
-        if (currentType.is(TypeFlags.REFERENCE)) {
-          this.error(
-            DiagnosticCode.Operation_not_supported,
-            expression.range
-          );
-          return this.module.createUnreachable();
-        }
-
         switch (currentType.kind) {
           case TypeKind.I8:
           case TypeKind.I16:
@@ -6927,7 +6917,24 @@ export class Compiler extends DiagnosticEmitter {
             );
             break;
           }
-          case TypeKind.USIZE:
+          case TypeKind.USIZE: {
+            // check operator overload
+            if (this.currentType.is(TypeFlags.REFERENCE)) {
+              let classReference = this.currentType.classReference;
+              if (classReference) {
+                let overload = classReference.lookupOverload(OperatorKind.POSTFIX_INC);
+                if (overload) {
+                  calcValue = this.compileUnaryOverload(overload, expression.operand, getValue, expression);
+                  break;
+                }
+              }
+              this.error(
+                DiagnosticCode.Operation_not_supported,
+                expression.range
+              );
+              return module.createUnreachable();
+            }
+          }
           case TypeKind.ISIZE: {
             let options = this.options;
             calcValue = module.createBinary(
@@ -6972,16 +6979,6 @@ export class Compiler extends DiagnosticEmitter {
         break;
       }
       case Token.MINUS_MINUS: {
-
-        // TODO: check operator overload
-        if (this.currentType.is(TypeFlags.REFERENCE)) {
-          this.error(
-            DiagnosticCode.Operation_not_supported,
-            expression.range
-          );
-          return this.module.createUnreachable();
-        }
-
         switch (currentType.kind) {
           case TypeKind.I8:
           case TypeKind.I16:
@@ -6997,7 +6994,24 @@ export class Compiler extends DiagnosticEmitter {
             );
             break;
           }
-          case TypeKind.USIZE:
+          case TypeKind.USIZE: {
+            // check operator overload
+            if (this.currentType.is(TypeFlags.REFERENCE)) {
+              let classReference = this.currentType.classReference;
+              if (classReference) {
+                let overload = classReference.lookupOverload(OperatorKind.POSTFIX_DEC);
+                if (overload) {
+                  calcValue = this.compileUnaryOverload(overload, expression.operand, getValue, expression);
+                  break;
+                }
+              }
+              this.error(
+                DiagnosticCode.Operation_not_supported,
+                expression.range
+              );
+              return module.createUnreachable();
+            }
+          }
           case TypeKind.ISIZE: {
             let options = this.options;
             calcValue = module.createBinary(
@@ -7061,9 +7075,11 @@ export class Compiler extends DiagnosticEmitter {
       calcValue, // also tees getValue to tempLocal
       false
     );
+
     this.currentType = tempLocal.type;
     currentFunction.freeTempLocal(tempLocal);
     var nativeType = tempLocal.type.toNativeType();
+
     return module.createBlock(null, [
       setValue,
       module.createGetLocal(tempLocal.index, nativeType)
diff --git a/tests/compiler/std/operator-overloading.optimized.wat b/tests/compiler/std/operator-overloading.optimized.wat
index 8ccf42f5..13bd1559 100644
--- a/tests/compiler/std/operator-overloading.optimized.wat
+++ b/tests/compiler/std/operator-overloading.optimized.wat
@@ -74,6 +74,7 @@
  (global $std/operator-overloading/excl (mut i32) (i32.const 0))
  (global $std/operator-overloading/bres (mut i32) (i32.const 0))
  (global $std/operator-overloading/incdec (mut i32) (i32.const 0))
+ (global $std/operator-overloading/tmp (mut i32) (i32.const 0))
  (global $std/operator-overloading/ais1 (mut i32) (i32.const 0))
  (global $std/operator-overloading/ais2 (mut i32) (i32.const 0))
  (global $std/operator-overloading/ais (mut i32) (i32.const 0))
@@ -2213,7 +2214,39 @@
   )
   (get_local $0)
  )
- (func $start (; 30 ;) (; has Stack IR ;) (type $v)
+ (func $std/operator-overloading/Tester#postInc (; 30 ;) (; has Stack IR ;) (type $ii) (param $0 i32) (result i32)
+  (call $std/operator-overloading/Tester#constructor
+   (i32.add
+    (i32.load
+     (get_local $0)
+    )
+    (i32.const 1)
+   )
+   (i32.add
+    (i32.load offset=4
+     (get_local $0)
+    )
+    (i32.const 1)
+   )
+  )
+ )
+ (func $std/operator-overloading/Tester#postDec (; 31 ;) (; has Stack IR ;) (type $ii) (param $0 i32) (result i32)
+  (call $std/operator-overloading/Tester#constructor
+   (i32.sub
+    (i32.load
+     (get_local $0)
+    )
+    (i32.const 1)
+   )
+   (i32.sub
+    (i32.load offset=4
+     (get_local $0)
+    )
+    (i32.const 1)
+   )
+  )
+ )
+ (func $start (; 32 ;) (; has Stack IR ;) (type $v)
   (local $0 i32)
   (local $1 i32)
   (set_global $~lib/allocator/arena/startOffset
@@ -2266,7 +2299,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 137)
+     (i32.const 147)
      (i32.const 0)
     )
     (unreachable)
@@ -2315,7 +2348,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 143)
+     (i32.const 153)
      (i32.const 0)
     )
     (unreachable)
@@ -2365,7 +2398,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 149)
+     (i32.const 159)
      (i32.const 0)
     )
     (unreachable)
@@ -2415,7 +2448,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 155)
+     (i32.const 165)
      (i32.const 0)
     )
     (unreachable)
@@ -2464,7 +2497,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 161)
+     (i32.const 171)
      (i32.const 0)
     )
     (unreachable)
@@ -2514,7 +2547,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 167)
+     (i32.const 177)
      (i32.const 0)
     )
     (unreachable)
@@ -2564,7 +2597,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 173)
+     (i32.const 183)
      (i32.const 0)
     )
     (unreachable)
@@ -2614,7 +2647,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 179)
+     (i32.const 189)
      (i32.const 0)
     )
     (unreachable)
@@ -2664,7 +2697,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 185)
+     (i32.const 195)
      (i32.const 0)
     )
     (unreachable)
@@ -2697,7 +2730,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 191)
+     (i32.const 201)
      (i32.const 0)
     )
     (unreachable)
@@ -2727,7 +2760,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 197)
+     (i32.const 207)
      (i32.const 0)
     )
     (unreachable)
@@ -2745,7 +2778,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 201)
+     (i32.const 211)
      (i32.const 0)
     )
     (unreachable)
@@ -2766,7 +2799,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 205)
+     (i32.const 215)
      (i32.const 0)
     )
     (unreachable)
@@ -2799,7 +2832,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 211)
+     (i32.const 221)
      (i32.const 0)
     )
     (unreachable)
@@ -2832,7 +2865,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 217)
+     (i32.const 227)
      (i32.const 0)
     )
     (unreachable)
@@ -2865,7 +2898,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 223)
+     (i32.const 233)
      (i32.const 0)
     )
     (unreachable)
@@ -2898,7 +2931,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 229)
+     (i32.const 239)
      (i32.const 0)
     )
     (unreachable)
@@ -2941,7 +2974,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 234)
+     (i32.const 244)
      (i32.const 0)
     )
     (unreachable)
@@ -2984,7 +3017,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 239)
+     (i32.const 249)
      (i32.const 0)
     )
     (unreachable)
@@ -3027,7 +3060,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 244)
+     (i32.const 254)
      (i32.const 0)
     )
     (unreachable)
@@ -3074,7 +3107,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 249)
+     (i32.const 259)
      (i32.const 0)
     )
     (unreachable)
@@ -3127,7 +3160,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 254)
+     (i32.const 264)
      (i32.const 0)
     )
     (unreachable)
@@ -3180,7 +3213,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 259)
+     (i32.const 269)
      (i32.const 0)
     )
     (unreachable)
@@ -3225,7 +3258,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 264)
+     (i32.const 274)
      (i32.const 0)
     )
     (unreachable)
@@ -3240,7 +3273,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 265)
+     (i32.const 275)
      (i32.const 0)
     )
     (unreachable)
@@ -3283,7 +3316,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 271)
+     (i32.const 281)
      (i32.const 0)
     )
     (unreachable)
@@ -3319,7 +3352,159 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 274)
+     (i32.const 284)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (set_global $std/operator-overloading/incdec
+   (call $std/operator-overloading/Tester#constructor
+    (i32.const 0)
+    (i32.const 1)
+   )
+  )
+  (set_global $std/operator-overloading/incdec
+   (call $std/operator-overloading/Tester#postInc
+    (tee_local $0
+     (get_global $std/operator-overloading/incdec)
+    )
+   )
+  )
+  (set_global $std/operator-overloading/tmp
+   (get_local $0)
+  )
+  (if
+   (tee_local $0
+    (i32.eqz
+     (i32.load
+      (get_global $std/operator-overloading/tmp)
+     )
+    )
+   )
+   (set_local $0
+    (i32.eq
+     (i32.load offset=4
+      (get_global $std/operator-overloading/tmp)
+     )
+     (i32.const 1)
+    )
+   )
+  )
+  (if
+   (i32.eqz
+    (get_local $0)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 8)
+     (i32.const 289)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (tee_local $0
+    (i32.eq
+     (i32.load
+      (get_global $std/operator-overloading/incdec)
+     )
+     (i32.const 1)
+    )
+   )
+   (set_local $0
+    (i32.eq
+     (i32.load offset=4
+      (get_global $std/operator-overloading/incdec)
+     )
+     (i32.const 2)
+    )
+   )
+  )
+  (if
+   (i32.eqz
+    (get_local $0)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 8)
+     (i32.const 290)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (set_global $std/operator-overloading/incdec
+   (call $std/operator-overloading/Tester#postDec
+    (tee_local $0
+     (get_global $std/operator-overloading/incdec)
+    )
+   )
+  )
+  (set_global $std/operator-overloading/tmp
+   (get_local $0)
+  )
+  (if
+   (tee_local $0
+    (i32.eq
+     (i32.load
+      (get_global $std/operator-overloading/tmp)
+     )
+     (i32.const 1)
+    )
+   )
+   (set_local $0
+    (i32.eq
+     (i32.load offset=4
+      (get_global $std/operator-overloading/tmp)
+     )
+     (i32.const 2)
+    )
+   )
+  )
+  (if
+   (i32.eqz
+    (get_local $0)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 8)
+     (i32.const 293)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (tee_local $0
+    (i32.eqz
+     (i32.load
+      (get_global $std/operator-overloading/incdec)
+     )
+    )
+   )
+   (set_local $0
+    (i32.eq
+     (i32.load offset=4
+      (get_global $std/operator-overloading/incdec)
+     )
+     (i32.const 1)
+    )
+   )
+  )
+  (if
+   (i32.eqz
+    (get_local $0)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 8)
+     (i32.const 294)
      (i32.const 0)
     )
     (unreachable)
@@ -3331,6 +3516,24 @@
     (i32.const 2)
    )
   )
+  (set_global $std/operator-overloading/ais1
+   (call $std/operator-overloading/Tester#constructor
+    (i32.add
+     (i32.load
+      (tee_local $0
+       (get_global $std/operator-overloading/ais1)
+      )
+     )
+     (i32.const 1)
+    )
+    (i32.add
+     (i32.load offset=4
+      (get_local $0)
+     )
+     (i32.const 1)
+    )
+   )
+  )
   (set_global $std/operator-overloading/ais2
    (call $std/operator-overloading/Tester#constructor
     (i32.const 2)
@@ -3367,7 +3570,7 @@
      (i32.load
       (get_global $std/operator-overloading/ais)
      )
-     (i32.const 3)
+     (i32.const 4)
     )
    )
    (set_local $1
@@ -3375,7 +3578,7 @@
      (i32.load offset=4
       (get_global $std/operator-overloading/ais)
      )
-     (i32.const 5)
+     (i32.const 6)
     )
    )
   )
@@ -3387,7 +3590,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 288)
+     (i32.const 314)
      (i32.const 0)
     )
     (unreachable)
@@ -3399,6 +3602,24 @@
     (i32.const 2)
    )
   )
+  (set_global $std/operator-overloading/aii1
+   (call $std/operator-overloading/Tester#constructor
+    (i32.add
+     (i32.load
+      (tee_local $1
+       (get_global $std/operator-overloading/aii1)
+      )
+     )
+     (i32.const 1)
+    )
+    (i32.add
+     (i32.load offset=4
+      (get_local $1)
+     )
+     (i32.const 1)
+    )
+   )
+  )
   (set_global $std/operator-overloading/aii2
    (call $std/operator-overloading/Tester#constructor
     (i32.const 2)
@@ -3435,7 +3656,7 @@
      (i32.load
       (get_global $std/operator-overloading/aii)
      )
-     (i32.const 3)
+     (i32.const 4)
     )
    )
    (set_local $0
@@ -3443,7 +3664,7 @@
      (i32.load offset=4
       (get_global $std/operator-overloading/aii)
      )
-     (i32.const 5)
+     (i32.const 6)
     )
    )
   )
@@ -3455,14 +3676,14 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 302)
+     (i32.const 334)
      (i32.const 0)
     )
     (unreachable)
    )
   )
  )
- (func $null (; 31 ;) (; has Stack IR ;) (type $v)
+ (func $null (; 33 ;) (; has Stack IR ;) (type $v)
   (nop)
  )
 )
diff --git a/tests/compiler/std/operator-overloading.ts b/tests/compiler/std/operator-overloading.ts
index 607e1f28..58970822 100644
--- a/tests/compiler/std/operator-overloading.ts
+++ b/tests/compiler/std/operator-overloading.ts
@@ -128,6 +128,16 @@ class Tester {
     --this.y;
     return this;
   }
+
+  @operator.postfix('++')
+  postInc(): Tester {
+    return new Tester(this.x + 1, this.y + 1);
+  }
+
+  @operator.postfix('--')
+  postDec(): Tester {
+    return new Tester(this.x - 1, this.y - 1);
+  }
 }
 
 // check additional
@@ -273,6 +283,16 @@ assert(incdec.x == 1 && incdec.y == 2);
 --incdec;
 assert(incdec.x == 0 && incdec.y == 1);
 
+incdec = new Tester(0, 1);
+
+var tmp = incdec++;
+assert(tmp.x == 0 && tmp.y == 1);
+assert(incdec.x == 1 && incdec.y == 2);
+
+tmp = incdec--;
+assert(tmp.x == 1 && tmp.y == 2);
+assert(incdec.x == 0 && incdec.y == 1);
+
 // check inlined static
 class TesterInlineStatic {
   constructor(public x: i32, public y: i32) {
@@ -281,11 +301,17 @@ class TesterInlineStatic {
   static add(a: TesterInlineStatic, b: TesterInlineStatic): TesterInlineStatic {
     return new TesterInlineStatic(a.x + b.x, a.y + b.y);
   }
+
+  @inline @operator.postfix('++')
+  static postInc(a: TesterInlineStatic): TesterInlineStatic {
+    return new TesterInlineStatic(a.x + 1, a.y + 1);
+  }
 }
 var ais1 = new TesterInlineStatic(1, 2);
+ais1++; // 2, 3
 var ais2 = new TesterInlineStatic(2, 3);
 var ais  = ais1 + ais2;
-assert(ais.x == 3 && ais.y == 5);
+assert(ais.x == 4 && ais.y == 6);
 
 // check inlined instance
 class TesterInlineInstance {
@@ -295,8 +321,14 @@ class TesterInlineInstance {
   add(b: TesterInlineInstance): TesterInlineInstance {
     return new TesterInlineInstance(this.x + b.x, this.y + b.y);
   }
+
+  @inline @operator.postfix('++')
+  postInc(): TesterInlineInstance {
+    return new TesterInlineInstance(this.x + 1, this.y + 1);
+  }
 }
 var aii1 = new TesterInlineInstance(1, 2);
+aii1++; // 2, 3
 var aii2 = new TesterInlineInstance(2, 3);
 var aii  = aii1 + aii2;
-assert(aii.x == 3 && aii.y == 5);
+assert(aii.x == 4 && aii.y == 6);
diff --git a/tests/compiler/std/operator-overloading.untouched.wat b/tests/compiler/std/operator-overloading.untouched.wat
index e690c3d9..3a108dbb 100644
--- a/tests/compiler/std/operator-overloading.untouched.wat
+++ b/tests/compiler/std/operator-overloading.untouched.wat
@@ -78,6 +78,7 @@
  (global $std/operator-overloading/excl (mut i32) (i32.const 0))
  (global $std/operator-overloading/bres (mut i32) (i32.const 0))
  (global $std/operator-overloading/incdec (mut i32) (i32.const 0))
+ (global $std/operator-overloading/tmp (mut i32) (i32.const 0))
  (global $std/operator-overloading/ais1 (mut i32) (i32.const 0))
  (global $std/operator-overloading/ais2 (mut i32) (i32.const 0))
  (global $std/operator-overloading/ais (mut i32) (i32.const 0))
@@ -2404,7 +2405,41 @@
   )
   (get_local $0)
  )
- (func $std/operator-overloading/TesterInlineStatic#constructor (; 30 ;) (type $iiii) (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
+ (func $std/operator-overloading/Tester#postInc (; 30 ;) (type $ii) (param $0 i32) (result i32)
+  (call $std/operator-overloading/Tester#constructor
+   (i32.const 0)
+   (i32.add
+    (i32.load
+     (get_local $0)
+    )
+    (i32.const 1)
+   )
+   (i32.add
+    (i32.load offset=4
+     (get_local $0)
+    )
+    (i32.const 1)
+   )
+  )
+ )
+ (func $std/operator-overloading/Tester#postDec (; 31 ;) (type $ii) (param $0 i32) (result i32)
+  (call $std/operator-overloading/Tester#constructor
+   (i32.const 0)
+   (i32.sub
+    (i32.load
+     (get_local $0)
+    )
+    (i32.const 1)
+   )
+   (i32.sub
+    (i32.load offset=4
+     (get_local $0)
+    )
+    (i32.const 1)
+   )
+  )
+ )
+ (func $std/operator-overloading/TesterInlineStatic#constructor (; 32 ;) (type $iiii) (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
   (local $3 i32)
   (tee_local $0
    (if (result i32)
@@ -2431,7 +2466,7 @@
    )
   )
  )
- (func $std/operator-overloading/TesterInlineInstance#constructor (; 31 ;) (type $iiii) (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
+ (func $std/operator-overloading/TesterInlineInstance#constructor (; 33 ;) (type $iiii) (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
   (local $3 i32)
   (tee_local $0
    (if (result i32)
@@ -2458,7 +2493,7 @@
    )
   )
  )
- (func $start (; 32 ;) (type $v)
+ (func $start (; 34 ;) (type $v)
   (local $0 i32)
   (local $1 i32)
   (set_global $~lib/allocator/arena/startOffset
@@ -2520,7 +2555,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 137)
+     (i32.const 147)
      (i32.const 0)
     )
     (unreachable)
@@ -2570,7 +2605,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 143)
+     (i32.const 153)
      (i32.const 0)
     )
     (unreachable)
@@ -2620,7 +2655,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 149)
+     (i32.const 159)
      (i32.const 0)
     )
     (unreachable)
@@ -2670,7 +2705,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 155)
+     (i32.const 165)
      (i32.const 0)
     )
     (unreachable)
@@ -2720,7 +2755,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 161)
+     (i32.const 171)
      (i32.const 0)
     )
     (unreachable)
@@ -2770,7 +2805,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 167)
+     (i32.const 177)
      (i32.const 0)
     )
     (unreachable)
@@ -2820,7 +2855,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 173)
+     (i32.const 183)
      (i32.const 0)
     )
     (unreachable)
@@ -2870,7 +2905,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 179)
+     (i32.const 189)
      (i32.const 0)
     )
     (unreachable)
@@ -2920,7 +2955,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 185)
+     (i32.const 195)
      (i32.const 0)
     )
     (unreachable)
@@ -2957,7 +2992,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 191)
+     (i32.const 201)
      (i32.const 0)
     )
     (unreachable)
@@ -2994,7 +3029,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 197)
+     (i32.const 207)
      (i32.const 0)
     )
     (unreachable)
@@ -3017,7 +3052,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 201)
+     (i32.const 211)
      (i32.const 0)
     )
     (unreachable)
@@ -3040,7 +3075,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 205)
+     (i32.const 215)
      (i32.const 0)
     )
     (unreachable)
@@ -3077,7 +3112,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 211)
+     (i32.const 221)
      (i32.const 0)
     )
     (unreachable)
@@ -3114,7 +3149,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 217)
+     (i32.const 227)
      (i32.const 0)
     )
     (unreachable)
@@ -3151,7 +3186,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 223)
+     (i32.const 233)
      (i32.const 0)
     )
     (unreachable)
@@ -3188,7 +3223,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 229)
+     (i32.const 239)
      (i32.const 0)
     )
     (unreachable)
@@ -3231,7 +3266,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 234)
+     (i32.const 244)
      (i32.const 0)
     )
     (unreachable)
@@ -3274,7 +3309,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 239)
+     (i32.const 249)
      (i32.const 0)
     )
     (unreachable)
@@ -3317,7 +3352,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 244)
+     (i32.const 254)
      (i32.const 0)
     )
     (unreachable)
@@ -3363,7 +3398,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 249)
+     (i32.const 259)
      (i32.const 0)
     )
     (unreachable)
@@ -3415,7 +3450,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 254)
+     (i32.const 264)
      (i32.const 0)
     )
     (unreachable)
@@ -3467,7 +3502,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 259)
+     (i32.const 269)
      (i32.const 0)
     )
     (unreachable)
@@ -3510,7 +3545,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 264)
+     (i32.const 274)
      (i32.const 0)
     )
     (unreachable)
@@ -3527,7 +3562,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 265)
+     (i32.const 275)
      (i32.const 0)
     )
     (unreachable)
@@ -3569,7 +3604,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 271)
+     (i32.const 281)
      (i32.const 0)
     )
     (unreachable)
@@ -3604,7 +3639,158 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 274)
+     (i32.const 284)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (set_global $std/operator-overloading/incdec
+   (call $std/operator-overloading/Tester#constructor
+    (i32.const 0)
+    (i32.const 0)
+    (i32.const 1)
+   )
+  )
+  (set_global $std/operator-overloading/tmp
+   (block (result i32)
+    (set_global $std/operator-overloading/incdec
+     (call $std/operator-overloading/Tester#postInc
+      (tee_local $0
+       (get_global $std/operator-overloading/incdec)
+      )
+     )
+    )
+    (get_local $0)
+   )
+  )
+  (if
+   (i32.eqz
+    (if (result i32)
+     (tee_local $0
+      (i32.eq
+       (i32.load
+        (get_global $std/operator-overloading/tmp)
+       )
+       (i32.const 0)
+      )
+     )
+     (i32.eq
+      (i32.load offset=4
+       (get_global $std/operator-overloading/tmp)
+      )
+      (i32.const 1)
+     )
+     (get_local $0)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 8)
+     (i32.const 289)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (if (result i32)
+     (tee_local $0
+      (i32.eq
+       (i32.load
+        (get_global $std/operator-overloading/incdec)
+       )
+       (i32.const 1)
+      )
+     )
+     (i32.eq
+      (i32.load offset=4
+       (get_global $std/operator-overloading/incdec)
+      )
+      (i32.const 2)
+     )
+     (get_local $0)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 8)
+     (i32.const 290)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (set_global $std/operator-overloading/tmp
+   (block (result i32)
+    (set_global $std/operator-overloading/incdec
+     (call $std/operator-overloading/Tester#postDec
+      (tee_local $0
+       (get_global $std/operator-overloading/incdec)
+      )
+     )
+    )
+    (get_local $0)
+   )
+  )
+  (if
+   (i32.eqz
+    (if (result i32)
+     (tee_local $0
+      (i32.eq
+       (i32.load
+        (get_global $std/operator-overloading/tmp)
+       )
+       (i32.const 1)
+      )
+     )
+     (i32.eq
+      (i32.load offset=4
+       (get_global $std/operator-overloading/tmp)
+      )
+      (i32.const 2)
+     )
+     (get_local $0)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 8)
+     (i32.const 293)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (if (result i32)
+     (tee_local $0
+      (i32.eq
+       (i32.load
+        (get_global $std/operator-overloading/incdec)
+       )
+       (i32.const 0)
+      )
+     )
+     (i32.eq
+      (i32.load offset=4
+       (get_global $std/operator-overloading/incdec)
+      )
+      (i32.const 1)
+     )
+     (get_local $0)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 8)
+     (i32.const 294)
      (i32.const 0)
     )
     (unreachable)
@@ -3617,6 +3803,28 @@
     (i32.const 2)
    )
   )
+  (set_global $std/operator-overloading/ais1
+   (block $std/operator-overloading/TesterInlineStatic.postInc|inlined.0 (result i32)
+    (set_local $0
+     (get_global $std/operator-overloading/ais1)
+    )
+    (call $std/operator-overloading/TesterInlineStatic#constructor
+     (i32.const 0)
+     (i32.add
+      (i32.load
+       (get_local $0)
+      )
+      (i32.const 1)
+     )
+     (i32.add
+      (i32.load offset=4
+       (get_local $0)
+      )
+      (i32.const 1)
+     )
+    )
+   )
+  )
   (set_global $std/operator-overloading/ais2
    (call $std/operator-overloading/TesterInlineStatic#constructor
     (i32.const 0)
@@ -3661,14 +3869,14 @@
        (i32.load
         (get_global $std/operator-overloading/ais)
        )
-       (i32.const 3)
+       (i32.const 4)
       )
      )
      (i32.eq
       (i32.load offset=4
        (get_global $std/operator-overloading/ais)
       )
-      (i32.const 5)
+      (i32.const 6)
      )
      (get_local $1)
     )
@@ -3677,7 +3885,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 288)
+     (i32.const 314)
      (i32.const 0)
     )
     (unreachable)
@@ -3690,6 +3898,28 @@
     (i32.const 2)
    )
   )
+  (set_global $std/operator-overloading/aii1
+   (block $std/operator-overloading/TesterInlineInstance#postInc|inlined.0 (result i32)
+    (set_local $1
+     (get_global $std/operator-overloading/aii1)
+    )
+    (call $std/operator-overloading/TesterInlineInstance#constructor
+     (i32.const 0)
+     (i32.add
+      (i32.load
+       (get_local $1)
+      )
+      (i32.const 1)
+     )
+     (i32.add
+      (i32.load offset=4
+       (get_local $1)
+      )
+      (i32.const 1)
+     )
+    )
+   )
+  )
   (set_global $std/operator-overloading/aii2
    (call $std/operator-overloading/TesterInlineInstance#constructor
     (i32.const 0)
@@ -3734,14 +3964,14 @@
        (i32.load
         (get_global $std/operator-overloading/aii)
        )
-       (i32.const 3)
+       (i32.const 4)
       )
      )
      (i32.eq
       (i32.load offset=4
        (get_global $std/operator-overloading/aii)
       )
-      (i32.const 5)
+      (i32.const 6)
      )
      (get_local $0)
     )
@@ -3750,13 +3980,13 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 8)
-     (i32.const 302)
+     (i32.const 334)
      (i32.const 0)
     )
     (unreachable)
    )
   )
  )
- (func $null (; 33 ;) (type $v)
+ (func $null (; 35 ;) (type $v)
  )
 )