1 ; Check that this test makes INDVAR and related stuff dead. 2 ; RUN: opt < %s -loop-reduce -S | not grep INDVAR 3 4 declare i1 @pred() 5 6 define void @test(i32* %P) { 7 ; <label>:0 8 br label %Loop 9 Loop: ; preds = %Loop, %0 10 %i = phi i32 [ 0, %0 ], [ %i.next, %Loop ] 11 %INDVAR = phi i32 [ 0, %0 ], [ %INDVAR2, %Loop ] ; <i32> [#uses=2] 12 %STRRED = getelementptr i32* %P, i32 %INDVAR ; <i32*> [#uses=1] 13 store i32 0, i32* %STRRED 14 %INDVAR2 = add i32 %INDVAR, 1 ; <i32> [#uses=1] 15 %i.next = add i32 %i, 1 16 %cond = call i1 @pred( ) ; <i1> [#uses=1] 17 br i1 %cond, label %Loop, label %Out 18 Out: ; preds = %Loop 19 ret void 20 } 21 22
