20 lines
644 B
LLVM
20 lines
644 B
LLVM
; RUN: opt < %s -disable-basicaa -cfl-steens-aa -aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
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; Derived from BasicAA/2010-09-15-GEP-SignedArithmetic.ll
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target datalayout = "e-p:32:32:32"
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; FIXME: This could be PartialAlias but CFLSteensAA can't currently prove it
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; CHECK: 1 may alias response
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define i32 @test(i32 %indvar) nounwind {
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%tab = alloca i32, align 4
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%tmp31 = mul i32 %indvar, -2
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%tmp32 = add i32 %tmp31, 30
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%t.5 = getelementptr i32, i32* %tab, i32 %tmp32
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%loada = load i32, i32* %tab
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store i32 0, i32* %t.5
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%loadb = load i32, i32* %tab
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%rval = add i32 %loada, %loadb
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ret i32 %rval
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}
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