1
; RUN: opt -jump-threading -disable-output %s
4
; This is actually a test for value tracking. Jump threading produces
5
; "%phi = phi i16" when it removes all edges leading to %unreachable.
6
; The .ll parser won't let us write that directly since it's invalid code.
8
define void @func() nounwind {
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%phi = phi i16 [ %add, %unreachable ], [ 0, %next ]
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%add = add i16 0, %phi
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%cmp = icmp slt i16 %phi, 0
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br i1 %cmp, label %unreachable, label %next