19 lines
		
	
	
		
			744 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			19 lines
		
	
	
		
			744 B
		
	
	
	
		
			LLVM
		
	
	
	
; Ensures that our struct ops are sane.
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; RUN: opt < %s -disable-basic-aa -cfl-anders-aa -aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
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; RUN: opt < %s -aa-pipeline=cfl-anders-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
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; Since we ignore non-pointer values, we effectively ignore extractvalue
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; instructions. This means that %c "doesn't exist" in test_structure's graph,
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; so we currently get MayAlias.
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; XFAIL: *
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; CHECK-LABEL: Function: test_structure
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; CHECK: NoAlias: i64** %c, { i64**, i64** }* %a
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define void @test_structure() {
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  %a = alloca {i64**, i64**}, align 8
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  %b = load {i64**, i64**}, {i64**, i64**}* %a
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  %c = extractvalue {i64**, i64**} %b, 0
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  ret void
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}
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