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22 lines
516 B
LLVM
22 lines
516 B
LLVM
; RUN: opt < %s -analyze -scalar-evolution
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; PR1827
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declare void @use(i32)
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define void @foo() {
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entry:
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br label %loop_1
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loop_1: ; preds = %loop_1, %entry
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%a = phi i32 [ 2, %entry ], [ %b, %loop_1 ] ; <i32> [#uses=2]
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%c = phi i32 [ 5, %entry ], [ %d, %loop_1 ] ; <i32> [#uses=1]
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%b = add i32 %a, 1 ; <i32> [#uses=1]
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%d = add i32 %c, %a ; <i32> [#uses=3]
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%A = icmp ult i32 %d, 50 ; <i1> [#uses=1]
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br i1 %A, label %loop_1, label %endloop
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endloop: ; preds = %loop_1
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call void @use(i32 %d)
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ret void
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}
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