llvm-project/llvm/test/Transforms/ADCE/2003-06-11-InvalidCFG.ll

29 lines
864 B
LLVM

; RUN: opt < %s -adce -disable-output
@G = external global i32* ; <i32**> [#uses=1]
declare void @Fn(i32*)
define i32 @main(i32 %argc.1, i8** %argv.1) {
entry:
br label %endif.42
endif.42: ; preds = %shortcirc_done.12, %then.66, %endif.42, %entry
br i1 false, label %endif.65, label %endif.42
then.66: ; preds = %shortcirc_done.12
call void @Fn( i32* %tmp.2846 )
br label %endif.42
endif.65: ; preds = %endif.42
%tmp.2846 = load i32** @G ; <i32*> [#uses=1]
br i1 false, label %shortcirc_next.12, label %shortcirc_done.12
shortcirc_next.12: ; preds = %endif.65
br label %shortcirc_done.12
shortcirc_done.12: ; preds = %shortcirc_next.12, %endif.65
br i1 false, label %then.66, label %endif.42
}