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1; RUN: llc < %s2 3;;4;; Test the sequence:5;; cast -> setle 0, %cast -> br %cond6;; This sequence should cause the cast value to be forwarded twice,7;; i.e., cast is forwarded to the setle and the setle is forwarded8;; to the branch.9;; register argument of the "branch-on-register" instruction, i.e.,10;; 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.14 15define i32 @SumArray(i32 %Num) {16 %Num.upgrd.1 = alloca i32 ; <ptr> [#uses=2]17 br label %Top18 19Top: ; preds = %Top, %020 store i32 %Num, ptr %Num.upgrd.121 %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 %Top25 26bb6: ; preds = %Top27 ret i32 4228}29 30