llvm-for-llvmta/test/Transforms/LoopUnswitch/2008-06-17-DomFrontier.ll

23 lines
709 B
LLVM

; RUN: opt < %s -licm -loop-unswitch -enable-new-pm=0 -disable-output
@g_56 = external global i16 ; <i16*> [#uses=2]
define i32 @func_67(i32 %p_68, i8 signext %p_69, i8 signext %p_71) nounwind {
entry:
br label %bb
bb: ; preds = %bb44, %entry
br label %bb3
bb3: ; preds = %bb36, %bb
%bothcond = or i1 false, false ; <i1> [#uses=1]
br i1 %bothcond, label %bb29, label %bb19
bb19: ; preds = %bb3
br i1 false, label %bb36, label %bb29
bb29: ; preds = %bb19, %bb3
ret i32 0
bb36: ; preds = %bb19
store i16 0, i16* @g_56, align 2
br i1 false, label %bb44, label %bb3
bb44: ; preds = %bb44, %bb36
%tmp46 = load i16, i16* @g_56, align 2 ; <i16> [#uses=0]
br i1 false, label %bb, label %bb44
}