llvm-for-llvmta/test/Transforms/LoopUnswitch/2007-10-04-DomFrontier.ll

30 lines
659 B
LLVM

; RUN: opt < %s -licm -loop-unroll -disable-output
@resonant = external global i32 ; <i32*> [#uses=2]
define void @weightadj() {
entry:
br label %bb
bb: ; preds = %bb158, %entry
store i32 0, i32* @resonant, align 4
br i1 false, label %g.exit, label %bb158
g.exit: ; preds = %bb68, %bb
br i1 false, label %bb68, label %cond_true
cond_true: ; preds = %g.exit
store i32 1, i32* @resonant, align 4
br label %bb68
bb68: ; preds = %cond_true, %g.exit
%tmp71 = icmp slt i32 0, 0 ; <i1> [#uses=1]
br i1 %tmp71, label %g.exit, label %bb158
bb158: ; preds = %bb68, %bb
br i1 false, label %bb, label %return
return: ; preds = %bb158
ret void
}