1
; RUN: opt < %s -analyze -scalar-evolution
4
define i32 @a() nounwind {
8
bb: ; preds = %bb, %entry
9
%w.0 = phi i32 [ 0, %entry ], [ %tmp, %bb ] ; <i32> [#uses=2]
10
%e.0 = phi i32 [ 0, %entry ], [ %e.1, %bb ] ; <i32> [#uses=2]
11
%w.1 = add i32 0, %w.0 ; <i32>:0 [#uses=1]
12
%tmp = add i32 %e.0, %w.0 ; <i32>:1 [#uses=1]
13
%e.1 = add i32 %e.0, 1 ; <i32>:2 [#uses=1]
14
%cond = icmp eq i32 %w.1, -1 ; <i1>:3 [#uses=1]
15
br i1 %cond, label %return, label %bb