1 ; RUN: opt < %s -simplifycfg -S | not grep br
4 %llvm.dbg.anchor.type = type { i32, i32 }
5 %llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8*, i1, i1, i8* }
7 @llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 17 }, section "llvm.metadata"
9 @.str = internal constant [4 x i8] c"a.c\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
10 @.str1 = internal constant [6 x i8] c"/tmp/\00", section "llvm.metadata" ; <[6 x i8]*> [#uses=1]
11 @.str2 = internal constant [55 x i8] c"4.2.1 (Based on Apple Inc. build 5636) (LLVM build 00)\00", section "llvm.metadata" ; <[55 x i8]*> [#uses=1]
12 @llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 458769, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 1, i8* getelementptr ([4 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([6 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([55 x i8]* @.str2, i32 0, i32 0), i1 true, i1 false, i8* null }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
14 declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind
19 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
20 %tmp.14.i19 = icmp eq i32 0, 2 ; <i1> [#uses=1]
21 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
22 br i1 %tmp.14.i19, label %endif.1.i20, label %read_min.exit
23 endif.1.i20: ; preds = %entry
24 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
25 %tmp.9.i.i = icmp eq i8* null, null ; <i1> [#uses=1]
26 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
27 br i1 %tmp.9.i.i, label %then.i12.i, label %then.i.i
28 then.i.i: ; preds = %endif.1.i20
29 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
31 then.i12.i: ; preds = %endif.1.i20
32 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
33 %tmp.9.i4.i = icmp eq i8* null, null ; <i1> [#uses=1]
34 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
35 br i1 %tmp.9.i4.i, label %endif.2.i33, label %then.i5.i
36 then.i5.i: ; preds = %then.i12.i
37 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
39 endif.2.i33: ; preds = %then.i12.i
40 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
41 br i1 false, label %loopexit.0.i40, label %no_exit.0.i35
42 no_exit.0.i35: ; preds = %no_exit.0.i35, %endif.2.i33
43 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
44 %tmp.130.i = icmp slt i32 0, 0 ; <i1> [#uses=1]
45 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
46 br i1 %tmp.130.i, label %loopexit.0.i40.loopexit, label %no_exit.0.i35
47 loopexit.0.i40.loopexit: ; preds = %no_exit.0.i35
48 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
49 br label %loopexit.0.i40
50 loopexit.0.i40: ; preds = %loopexit.0.i40.loopexit, %endif.2.i33
51 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
52 %tmp.341.i = icmp eq i32 0, 0 ; <i1> [#uses=1]
53 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
54 br i1 %tmp.341.i, label %loopentry.1.i, label %read_min.exit
55 loopentry.1.i: ; preds = %loopexit.0.i40
56 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
57 %tmp.347.i = icmp sgt i32 0, 0 ; <i1> [#uses=1]
58 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
59 br i1 %tmp.347.i, label %no_exit.1.i41, label %loopexit.2.i44
60 no_exit.1.i41: ; preds = %endif.5.i, %loopentry.1.i
61 %indvar.i42 = phi i32 [ %indvar.next.i, %endif.5.i ], [ 0, %loopentry.1.i ] ; <i32> [#uses=1]
62 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
63 %tmp.355.i = icmp eq i32 0, 3 ; <i1> [#uses=1]
64 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
65 br i1 %tmp.355.i, label %endif.5.i, label %read_min.exit
66 endif.5.i: ; preds = %no_exit.1.i41
67 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
68 %tmp.34773.i = icmp sgt i32 0, 0 ; <i1> [#uses=1]
69 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
70 %indvar.next.i = add i32 %indvar.i42, 1 ; <i32> [#uses=1]
71 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
72 br i1 %tmp.34773.i, label %no_exit.1.i41, label %loopexit.1.i.loopexit
73 loopexit.1.i.loopexit: ; preds = %endif.5.i
74 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
76 loopexit.2.i44: ; preds = %loopentry.1.i
77 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
79 read_min.exit: ; preds = %no_exit.1.i41, %loopexit.0.i40, %entry
80 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
81 %tmp.23 = icmp eq i32 0, 0 ; <i1> [#uses=1]
82 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
83 br i1 %tmp.23, label %endif.1, label %then.1
84 then.1: ; preds = %read_min.exit
85 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
86 br i1 false, label %endif.0.i, label %then.0.i
87 then.0.i: ; preds = %then.1
88 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
89 br i1 false, label %endif.1.i, label %then.1.i
90 endif.0.i: ; preds = %then.1
91 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
92 br i1 false, label %endif.1.i, label %then.1.i
93 then.1.i: ; preds = %endif.0.i, %then.0.i
94 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
95 br i1 false, label %getfree.exit, label %then.2.i
96 endif.1.i: ; preds = %endif.0.i, %then.0.i
97 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
98 br i1 false, label %getfree.exit, label %then.2.i
99 then.2.i: ; preds = %endif.1.i, %then.1.i
100 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
102 getfree.exit: ; preds = %endif.1.i, %then.1.i
103 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
105 endif.1: ; preds = %read_min.exit
106 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
107 %tmp.27.i = getelementptr i32* null, i32 0 ; <i32*> [#uses=0]
108 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
109 br i1 false, label %loopexit.0.i15, label %no_exit.0.i14
110 no_exit.0.i14: ; preds = %endif.1
111 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
113 loopexit.0.i15: ; preds = %endif.1
114 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
115 br i1 false, label %primal_start_artificial.exit, label %no_exit.1.i16
116 no_exit.1.i16: ; preds = %no_exit.1.i16, %loopexit.0.i15
117 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
118 br i1 false, label %primal_start_artificial.exit, label %no_exit.1.i16
119 primal_start_artificial.exit: ; preds = %no_exit.1.i16, %loopexit.0.i15
120 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))