forked from OSchip/llvm-project
42 lines
1.4 KiB
LLVM
42 lines
1.4 KiB
LLVM
; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
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; Test for a bug, which caused an assert when an invalid
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; SCEVAddRecExpr is created in addToCoefficient.
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; CHECK-LABEL: foo
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; CHECK: da analyze - consistent input [S 0]!
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; CHECK: da analyze - input [* *|<]!
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; CHECK: da analyze - none!
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define float @foo(float %g, [40 x float]* %rr) nounwind {
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entry:
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br label %for.cond1.preheader
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for.cond1.preheader:
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%i.04 = phi i32 [ 0, %entry ], [ %add10, %for.inc9 ]
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%res.03 = phi float [ 0.000000e+00, %entry ], [ %add.res.1, %for.inc9 ]
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br label %for.body3
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for.body3:
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%j.02 = phi i32 [ 0, %for.cond1.preheader ], [ %add8, %for.body3 ]
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%res.11 = phi float [ %res.03, %for.cond1.preheader ], [ %add.res.1, %for.body3 ]
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%arrayidx4 = getelementptr inbounds [40 x float], [40 x float]* %rr, i32 %j.02, i32 %j.02
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%0 = load float, float* %arrayidx4, align 4
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%arrayidx6 = getelementptr inbounds [40 x float], [40 x float]* %rr, i32 %i.04, i32 %j.02
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%1 = load float, float* %arrayidx6, align 4
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%add = fadd float %0, %1
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%cmp7 = fcmp ogt float %add, %g
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%add.res.1 = select i1 %cmp7, float %add, float %res.11
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%add8 = add nsw i32 %j.02, 5
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%cmp2 = icmp slt i32 %add8, 40
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br i1 %cmp2, label %for.body3, label %for.inc9
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for.inc9:
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%add10 = add nsw i32 %i.04, 5
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%cmp = icmp slt i32 %add10, 40
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br i1 %cmp, label %for.cond1.preheader, label %for.end11
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for.end11:
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ret float %add.res.1
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}
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