You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
18 lines
416 B
18 lines
416 B
; This is a basic sanity check for constant propagation. The add instruction
|
|
; should be eliminated.
|
|
|
|
; RUN: opt < %s -constprop -die -S | not grep phi
|
|
|
|
define i32 @test(i1 %B) {
|
|
BB0:
|
|
br i1 %B, label %BB1, label %BB3
|
|
|
|
BB1: ; preds = %BB0
|
|
br label %BB3
|
|
|
|
BB3: ; preds = %BB1, %BB0
|
|
%Ret = phi i32 [ 1, %BB0 ], [ 1, %BB1 ] ; <i32> [#uses=1]
|
|
ret i32 %Ret
|
|
}
|
|
|