1 ; RUN: opt < %s -adce -disable-output
2 target datalayout = "e-p:32:32"
3 %struct..CppObjTypeDesc = type { i32, i16, i16 }
4 %struct..TypeToken = type { i32, i16, i16 }
6 define i32 @C_ReFaxToDb() {
8 br i1 false, label %endif.0, label %then.0
10 then.0: ; preds = %entry
13 endif.0: ; preds = %entry
14 br i1 false, label %then.11, label %then.4
16 then.4: ; preds = %endif.0
19 then.11: ; preds = %endif.0
20 br i1 false, label %loopentry.0, label %else.2
22 loopentry.0: ; preds = %loopentry.1, %endif.14, %then.11
23 br i1 false, label %endif.14, label %loopexit.0
25 endif.14: ; preds = %loopentry.0
26 br i1 false, label %loopentry.1, label %loopentry.0
28 loopentry.1: ; preds = %then.53, %endif.14
29 %SubArrays.10 = phi i32* [ %SubArrays.8, %then.53 ], [ null, %endif.14 ] ; <i32*> [#uses=3]
30 br i1 false, label %no_exit.1, label %loopentry.0
32 no_exit.1: ; preds = %loopentry.1
33 switch i32 0, label %label.17 [
34 i32 2, label %label.11
35 i32 19, label %label.10
38 label.10: ; preds = %no_exit.1
39 br i1 false, label %then.43, label %endif.43
41 then.43: ; preds = %label.10
42 br i1 false, label %then.44, label %endif.44
44 then.44: ; preds = %then.43
45 br i1 false, label %shortcirc_next.4, label %endif.45
47 shortcirc_next.4: ; preds = %then.44
48 br i1 false, label %no_exit.2, label %loopexit.2
50 no_exit.2: ; preds = %shortcirc_next.4
51 %tmp.897 = getelementptr i32* %SubArrays.10, i64 0 ; <i32*> [#uses=1]
52 %tmp.899 = load i32* %tmp.897 ; <i32> [#uses=1]
53 store i32 %tmp.899, i32* null
56 loopexit.2: ; preds = %shortcirc_next.4
59 endif.45: ; preds = %then.44
62 endif.44: ; preds = %then.43
65 endif.43: ; preds = %label.10
68 label.11: ; preds = %no_exit.1
71 label.17: ; preds = %no_exit.1
72 br i1 false, label %then.53, label %shortcirc_next.7
74 shortcirc_next.7: ; preds = %label.17
75 br i1 false, label %then.53, label %shortcirc_next.8
77 shortcirc_next.8: ; preds = %shortcirc_next.7
80 then.53: ; preds = %shortcirc_next.7, %label.17
81 %SubArrays.8 = phi i32* [ %SubArrays.10, %shortcirc_next.7 ], [ %SubArrays.10, %label.17 ] ; <i32*> [#uses=1]
82 %tmp.1023 = load i32* null ; <i32> [#uses=1]
83 switch i32 %tmp.1023, label %loopentry.1 [
86 loopexit.0: ; preds = %loopentry.0
89 else.2: ; preds = %then.11