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29 lines
1.0 KiB
LLVM
29 lines
1.0 KiB
LLVM
; RUN: opt < %s -analyze -scalar-evolution | grep {count is 2}
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; PR3171
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target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
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%struct.Foo = type { i32 }
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%struct.NonPod = type { [2 x %struct.Foo] }
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define void @_Z3foov() nounwind {
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entry:
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%x = alloca %struct.NonPod, align 8 ; <%struct.NonPod*> [#uses=2]
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%0 = getelementptr %struct.NonPod* %x, i32 0, i32 0 ; <[2 x %struct.Foo]*> [#uses=1]
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%1 = getelementptr [2 x %struct.Foo]* %0, i32 1, i32 0 ; <%struct.Foo*> [#uses=1]
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br label %bb1.i
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bb1.i: ; preds = %bb2.i, %entry
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%.0.i = phi %struct.Foo* [ %1, %entry ], [ %4, %bb2.i ] ; <%struct.Foo*> [#uses=2]
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%2 = getelementptr %struct.NonPod* %x, i32 0, i32 0, i32 0 ; <%struct.Foo*> [#uses=1]
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%3 = icmp eq %struct.Foo* %.0.i, %2 ; <i1> [#uses=1]
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br i1 %3, label %_ZN6NonPodD1Ev.exit, label %bb2.i
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bb2.i: ; preds = %bb1.i
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%4 = getelementptr %struct.Foo* %.0.i, i32 -1 ; <%struct.Foo*> [#uses=1]
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br label %bb1.i
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_ZN6NonPodD1Ev.exit: ; preds = %bb1.i
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ret void
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}
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