@@ -95,6 +95,7 @@ test('optimized pointer arguments reject direct SharedArrayBuffers', () => {
 
     assert.throws(() => callFirstByte(shared), expected);
   } finally {
+    eval('%WaitForBackgroundOptimization()');
     lib.close();
   }
 });
@@ -202,6 +203,7 @@ test('optimized buffer signatures preserve pointer-like conversions', () => {
       }
     }
   } finally {
+    eval('%WaitForBackgroundOptimization()');
     lib.close();
   }
 });
@@ -235,6 +237,7 @@ test('multi-argument buffer signatures accept pointer BigInts', () => {
       assert.strictEqual(functions.sum_buffer(pointer, length), 28n);
     }
   } finally {
+    eval('%WaitForBackgroundOptimization()');
     lib.close();
   }
 });
Original file line number	Diff line number	Diff line change
`@@ -95,6 +95,7 @@ test('optimized pointer arguments reject direct SharedArrayBuffers', () => {`
`95`	`95`
`96`	`96`	`assert.throws(() => callFirstByte(shared), expected);`
`97`	`97`	`} finally {`
	`98`	`+ eval('%WaitForBackgroundOptimization()');`
`98`	`99`	`lib.close();`
`99`	`100`	`}`
`100`	`101`	`});`
`@@ -202,6 +203,7 @@ test('optimized buffer signatures preserve pointer-like conversions', () => {`
`202`	`203`	`}`
`203`	`204`	`}`
`204`	`205`	`} finally {`
	`206`	`+ eval('%WaitForBackgroundOptimization()');`
`205`	`207`	`lib.close();`
`206`	`208`	`}`
`207`	`209`	`});`
`@@ -235,6 +237,7 @@ test('multi-argument buffer signatures accept pointer BigInts', () => {`
`235`	`237`	`assert.strictEqual(functions.sum_buffer(pointer, length), 28n);`
`236`	`238`	`}`
`237`	`239`	`} finally {`
	`240`	`+ eval('%WaitForBackgroundOptimization()');`
`238`	`241`	`lib.close();`
`239`	`242`	`}`
`240`	`243`	`});`