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
5 ; Provide legal integer types.
6 target datalayout = "n8:16:32:64"
9 @A = external global i32 ; <i32*> [#uses=1]
11 define i32 @quadratic_setlt() {
15 loop: ; 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]
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
23 loopexit: ; preds = %loop