5 ;; cast -> setle 0, %cast -> br %cond
6 ;; This sequence should cause the cast value to be forwarded twice,
7 ;; i.e., cast is forwarded to the setle and the setle is forwarded
9 ;; register argument of the "branch-on-register" instruction, i.e.,
11 ;; This produces the bogus output instruction:
12 ;; brlez <NULL VALUE>, .L_SumArray_bb3.
13 ;; This came from %bb1 of sumarrray.ll generated from sumarray.c.
15 define i32 @SumArray(i32 %Num) {
16 %Num.upgrd.1 = alloca i32 ; <ptr> [#uses=2]
19 Top: ; preds = %Top, %0
20 store i32 %Num, ptr %Num.upgrd.1
21 %reg108 = load i32, ptr %Num.upgrd.1 ; <i32> [#uses=1]
22 %cast1006 = bitcast i32 %reg108 to i32 ; <i32> [#uses=1]
23 %cond1001 = icmp ule i32 %cast1006, 0 ; <i1> [#uses=1]
24 br i1 %cond1001, label %bb6, label %Top