1 ; RUN: opt < %s -analyze -scalar-evolution | FileCheck %s
4 define i16 @main() nounwind {
8 bb.i: ; preds = %bb1.i, %bb.nph
9 ; We should be able to find the range for this expression.
10 ; CHECK: %l_95.0.i1 = phi i8
11 ; CHECK: --> {0,+,-1}<%bb.i> U: [2,1) S: [2,1){{ *}}Exits: 2
13 %l_95.0.i1 = phi i8 [ %tmp1, %bb.i ], [ 0, %entry ]
15 ; This cast shouldn't be folded into the addrec.
16 ; CHECK: %tmp = zext i8 %l_95.0.i1 to i16
17 ; CHECK: --> (zext i8 {0,+,-1}<nw><%bb.i> to i16){{ U: [^ ]+ S: [^ ]+}}{{ *}}Exits: 2
19 %tmp = zext i8 %l_95.0.i1 to i16
21 %tmp1 = add i8 %l_95.0.i1, -1
22 %phitmp = icmp eq i8 %tmp1, 1
23 br i1 %phitmp, label %bb1.i.func_36.exit_crit_edge, label %bb.i
25 bb1.i.func_36.exit_crit_edge: