; Check that this test makes INDVAR and related stuff dead. | |
; RUN: opt < %s -loop-reduce -S | not grep INDVAR | |
declare i1 @pred() | |
define void @test(i32* %P) { | |
; <label>:0 | |
br label %Loop | |
Loop: ; preds = %Loop, %0 | |
%i = phi i32 [ 0, %0 ], [ %i.next, %Loop ] | |
%INDVAR = phi i32 [ 0, %0 ], [ %INDVAR2, %Loop ] ; <i32> [#uses=2] | |
%STRRED = getelementptr i32* %P, i32 %INDVAR ; <i32*> [#uses=1] | |
store i32 0, i32* %STRRED | |
%INDVAR2 = add i32 %INDVAR, 1 ; <i32> [#uses=1] | |
%i.next = add i32 %i, 1 | |
%cond = call i1 @pred( ) ; <i1> [#uses=1] | |
br i1 %cond, label %Loop, label %Out | |
Out: ; preds = %Loop | |
ret void | |
} | |