1 ; RUN: opt < %s -simplifycfg -S | not grep bb17
6 %retval = alloca i32, align 4 ; <i32*> [#uses=1]
7 %i = alloca i32, align 4 ; <i32*> [#uses=7]
8 %z = alloca i32, align 4 ; <i32*> [#uses=4]
9 %z16 = alloca i32, align 4 ; <i32*> [#uses=4]
10 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
12 %toBool = icmp ne i8 1, 0 ; <i1> [#uses=1]
13 br i1 %toBool, label %cond_true, label %cond_false
15 cond_true: ; preds = %entry
19 bb: ; preds = %cond_next, %cond_true
20 %tmp = load i32* %z ; <i32> [#uses=1]
21 %tmp1 = sub i32 %tmp, 16384 ; <i32> [#uses=1]
22 store i32 %tmp1, i32* %z
23 %tmp2 = load i32* %i ; <i32> [#uses=1]
24 %tmp3 = add i32 %tmp2, 1 ; <i32> [#uses=1]
25 store i32 %tmp3, i32* %i
26 %tmp4 = load i32* %i ; <i32> [#uses=1]
27 %tmp5 = icmp sgt i32 %tmp4, 262144 ; <i1> [#uses=1]
28 %tmp56 = zext i1 %tmp5 to i8 ; <i8> [#uses=1]
29 %toBool7 = icmp ne i8 %tmp56, 0 ; <i1> [#uses=1]
30 br i1 %toBool7, label %cond_true8, label %cond_next
32 cond_true8: ; preds = %bb
36 cond_next: ; preds = %bb
37 %tmp9 = load i32* %z ; <i32> [#uses=1]
38 %tmp10 = icmp ne i32 %tmp9, 0 ; <i1> [#uses=1]
39 %tmp1011 = zext i1 %tmp10 to i8 ; <i8> [#uses=1]
40 %toBool12 = icmp ne i8 %tmp1011, 0 ; <i1> [#uses=1]
41 br i1 %toBool12, label %bb, label %bb13
43 bb13: ; preds = %cond_next
44 call void @exit( i32 0 )
47 cond_false: ; preds = %entry
48 %toBool14 = icmp ne i8 1, 0 ; <i1> [#uses=1]
49 br i1 %toBool14, label %cond_true15, label %cond_false33
51 cond_true15: ; preds = %cond_false
52 store i32 0, i32* %z16
55 bb17: ; preds = %cond_next27, %cond_true15
56 %tmp18 = load i32* %z16 ; <i32> [#uses=1]
57 %tmp19 = sub i32 %tmp18, 16384 ; <i32> [#uses=1]
58 store i32 %tmp19, i32* %z16
59 %tmp20 = load i32* %i ; <i32> [#uses=1]
60 %tmp21 = add i32 %tmp20, 1 ; <i32> [#uses=1]
61 store i32 %tmp21, i32* %i
62 %tmp22 = load i32* %i ; <i32> [#uses=1]
63 %tmp23 = icmp sgt i32 %tmp22, 262144 ; <i1> [#uses=1]
64 %tmp2324 = zext i1 %tmp23 to i8 ; <i8> [#uses=1]
65 %toBool25 = icmp ne i8 %tmp2324, 0 ; <i1> [#uses=1]
66 br i1 %toBool25, label %cond_true26, label %cond_next27
68 cond_true26: ; preds = %bb17
72 cond_next27: ; preds = %bb17
73 %tmp28 = load i32* %z16 ; <i32> [#uses=1]
74 %tmp29 = icmp ne i32 %tmp28, 0 ; <i1> [#uses=1]
75 %tmp2930 = zext i1 %tmp29 to i8 ; <i8> [#uses=1]
76 %toBool31 = icmp ne i8 %tmp2930, 0 ; <i1> [#uses=1]
77 br i1 %toBool31, label %bb17, label %bb32
79 bb32: ; preds = %cond_next27
80 call void @exit( i32 0 )
83 cond_false33: ; preds = %cond_false
84 call void @exit( i32 0 )
87 cond_next34: ; No predecessors!
90 cond_next35: ; preds = %cond_next34
93 return: ; preds = %cond_next35
94 %retval36 = load i32* %retval ; <i32> [#uses=1]
100 declare void @exit(i32)