1; LFTR should eliminate the need for the computation of i*i completely.  It
2; is only used to compute the exit value.
3; RUN: opt < %s -indvars -dce -S | not grep mul
4
5; Provide legal integer types.
6target datalayout = "n8:16:32:64"
7
8
9@A = external global i32                ; <i32*> [#uses=1]
10
11define i32 @quadratic_setlt() {
12entry:
13        br label %loop
14
15loop:           ; preds = %loop, %entry
16        %i = phi i32 [ 7, %entry ], [ %i.next, %loop ]          ; <i32> [#uses=5]
17        %i.next = add i32 %i, 1         ; <i32> [#uses=1]
18        store i32 %i, i32* @A
19        %i2 = mul i32 %i, %i            ; <i32> [#uses=1]
20        %c = icmp slt i32 %i2, 1000             ; <i1> [#uses=1]
21        br i1 %c, label %loop, label %loopexit
22
23loopexit:               ; preds = %loop
24        ret i32 %i
25}
26
27