1; RUN: opt < %s -loop-unswitch -S < %s 2>&1 | FileCheck %s 2 3; This test checks if unswitched condition preserve make.implicit metadata. 4 5define i32 @test(i1 %cond) { 6; CHECK-LABEL: @test( 7; CHECK: br i1 %cond, label %..split_crit_edge, label %.loop_exit.split_crit_edge, !make.implicit !0 8 br label %loop_begin 9 10loop_begin: 11 br i1 %cond, label %continue, label %loop_exit, !make.implicit !0 12 13continue: 14 call void @some_func() 15 br label %loop_begin 16 17loop_exit: 18 ret i32 0 19} 20 21declare void @some_func() 22 23!0 = !{} 24