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	* [javascriptcore-test262-automation] changes from git@github.com:WebKit/webkit.git at sha 949e26452cfa153a7f4afe593da97e2fe9e1b706 on Tue Jul 03 2018 14:35:15 GMT-0400 (Eastern Daylight Time)
		
			
				
	
	
		
			15 lines
		
	
	
		
			241 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			15 lines
		
	
	
		
			241 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| function assert(cond) {
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|     if (!cond)
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|         throw new Error("broke assertion");
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| }
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| noInline(assert);
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| 
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| let x;
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| function foo() {
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|     return x;
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| }
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| for (var i = 0; i < 1000; i++) {
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|     assert(x === undefined);
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|     assert(foo() === undefined);
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| }
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