File: 2006-06-16-Indvar-LCSSA-Crash.ll

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llvm-toolchain-19 1%3A19.1.7-3~deb12u1
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; RUN: opt < %s -passes=indvars -disable-output

define void @get_block() {
endif.0:
        br label %no_exit.30

no_exit.30:             ; preds = %no_exit.30, %endif.0
        %x.12.0 = phi i32 [ %inc.28, %no_exit.30 ], [ -2, %endif.0 ]            ; <i32> [#uses=1]
        %tmp.583 = load i16, ptr null               ; <i16> [#uses=1]
        %tmp.584 = zext i16 %tmp.583 to i32             ; <i32> [#uses=1]
        %tmp.588 = load i32, ptr null               ; <i32> [#uses=1]
        %tmp.589 = mul i32 %tmp.584, %tmp.588           ; <i32> [#uses=1]
        %tmp.591 = add i32 %tmp.589, 0          ; <i32> [#uses=1]
        %inc.28 = add i32 %x.12.0, 1            ; <i32> [#uses=2]
        %tmp.565 = icmp sgt i32 %inc.28, 3              ; <i1> [#uses=1]
        br i1 %tmp.565, label %loopexit.30, label %no_exit.30

loopexit.30:            ; preds = %no_exit.30
        %tmp.591.lcssa = phi i32 [ %tmp.591, %no_exit.30 ]              ; <i32> [#uses=0]
        ret void
}