26 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			26 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -debug-info-kind=limited -fblocks -emit-llvm -o - %s | FileCheck %s
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| 
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| // Check that arg numbering is not affected by LLVM IR argument numbering -
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| // since the latter is affected by return-by-out-parameter ABI requirements
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| 
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| // 1 for the argument number (1 indexed), 2 for the line number
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| // 16777218 == 1 << 24 | 2
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| // 33554434 == 2 << 24 | 2
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| // This explains the two magic numbers below, testing that these two arguments
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| // are numbered correctly. If they are not numbered correctly they may appear
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| // out of order or not at all (the latter would occur if they were both assigned
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| // the same argument number by mistake).
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| 
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| // CHECK: !DILocalVariable(name: ".block_descriptor", arg: 1,{{.*}}line: 2,
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| // CHECK: !DILocalVariable(name: "param", arg: 2,{{.*}}line: 2,
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| 
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| // Line directive so we don't have to worry about how many lines preceed the
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| // test code (as the line number is mangled in with the argument number as shown
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| // above)
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| #line 1
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| typedef struct { int array[12]; } BigStruct_t;
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| BigStruct_t (^a)() = ^(int param) {
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|     BigStruct_t b;
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|     return b;
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| };
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