1; Check that variable strides are reduced to adds instead of multiplies.
2; RUN: opt < %s -loop-reduce -S | not grep mul
3
4; Provide legal integer types.
5target datalayout = "n8:16:32:64"
6
7declare i1 @pred(i32)
8
9define void @test([10000 x i32]* %P, i32 %STRIDE) {
10; <label>:0
11	br label %Loop
12Loop:		; preds = %Loop, %0
13	%INDVAR = phi i32 [ 0, %0 ], [ %INDVAR2, %Loop ]		; <i32> [#uses=2]
14	%Idx = mul i32 %INDVAR, %STRIDE		; <i32> [#uses=1]
15	%cond = call i1 @pred( i32 %Idx )		; <i1> [#uses=1]
16	%INDVAR2 = add i32 %INDVAR, 1		; <i32> [#uses=1]
17	br i1 %cond, label %Loop, label %Out
18Out:		; preds = %Loop
19	ret void
20}
21
22