1 ; RUN: opt < %s -adce -disable-output 2 ; RUN: opt < %s -adce -adce-remove-loops -disable-output 3 4 @G = external global i32* ; <i32**> [#uses=1] 5 6 declare void @Fn(i32*) 7 8 define i32 @main(i32 %argc.1, i8** %argv.1) { 9 entry: 10 br label %endif.42 11 12 endif.42: ; preds = %shortcirc_done.12, %then.66, %endif.42, %entry 13 br i1 false, label %endif.65, label %endif.42 14 15 then.66: ; preds = %shortcirc_done.12 16 call void @Fn( i32* %tmp.2846 ) 17 br label %endif.42 18 19 endif.65: ; preds = %endif.42 20 %tmp.2846 = load i32*, i32** @G ; <i32*> [#uses=1] 21 br i1 false, label %shortcirc_next.12, label %shortcirc_done.12 22 23 shortcirc_next.12: ; preds = %endif.65 24 br label %shortcirc_done.12 25 26 shortcirc_done.12: ; preds = %shortcirc_next.12, %endif.65 27 br i1 false, label %then.66, label %endif.42 28 } 29 30
