23 lines
613 B
LLVM
23 lines
613 B
LLVM
; RUN: opt < %s -analyze -scalar-evolution -disable-output \
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; RUN: -scalar-evolution-max-iterations=0 | grep {backedge-taken count is 61}
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; PR2364
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define i32 @func_6() nounwind {
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entry:
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br label %bb5
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bb: ; preds = %bb5
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%tmp2 = add i32 %i.0, 1 ; <i32> [#uses=1]
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%tmp4 = add i8 %x.0, -4 ; <i8> [#uses=1]
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br label %bb5
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bb5: ; preds = %bb, %entry
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%x.0 = phi i8 [ 0, %entry ], [ %tmp4, %bb ] ; <i8> [#uses=2]
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%i.0 = phi i32 [ 0, %entry ], [ %tmp2, %bb ] ; <i32> [#uses=2]
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%tmp7 = icmp eq i8 %x.0, 12 ; <i1> [#uses=1]
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br i1 %tmp7, label %return, label %bb
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return: ; preds = %bb5
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ret i32 %i.0
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}
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