1; RUN: opt < %s -simplifycfg | llvm-dis
2; END.
3
4; ModuleID = '2006-12-08-Ptr-ICmp-Branch.ll'
5target datalayout = "e-p:32:32"
6target triple = "i686-pc-linux-gnu"
7	%struct.FILE = type { i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, %struct._IO_marker*, %struct.FILE*, i32, i32, i32, i16, i8, [1 x i8], i8*, i64, i8*, i8*, i8*, i8*, i32, i32, [40 x i8] }
8	%struct._IO_FILE = type { i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, %struct._IO_marker*, %struct.FILE*, i32, i32, i32, i16, i8, [1 x i8], i8*, i64, i8*, i8*, i8*, i8*, i32, i32, [40 x i8] }
9	%struct._IO_marker = type { %struct._IO_marker*, %struct.FILE*, i32 }
10	%struct.charsequence = type { i8*, i32, i32 }
11	%struct.trie_s = type { [26 x %struct.trie_s*], i32 }
12@str = external global [14 x i8]		; <[14 x i8]*> [#uses=0]
13@str.upgrd.1 = external global [32 x i8]		; <[32 x i8]*> [#uses=0]
14@str.upgrd.2 = external global [12 x i8]		; <[12 x i8]*> [#uses=0]
15@C.0.2294 = external global %struct.charsequence		; <%struct.charsequence*> [#uses=3]
16@t = external global %struct.trie_s*		; <%struct.trie_s**> [#uses=0]
17@str.upgrd.3 = external global [3 x i8]		; <[3 x i8]*> [#uses=0]
18@str.upgrd.4 = external global [26 x i8]		; <[26 x i8]*> [#uses=0]
19
20declare void @charsequence_reset(%struct.charsequence*)
21
22declare void @free(i8*)
23
24declare void @charsequence_push(%struct.charsequence*, i8)
25
26declare i8* @charsequence_val(%struct.charsequence*)
27
28declare i32 @_IO_getc(%struct.FILE*)
29
30declare i32 @tolower(i32)
31
32declare %struct.trie_s* @trie_insert(%struct.trie_s*, i8*)
33
34declare i32 @feof(%struct.FILE*)
35
36define void @addfile(%struct.trie_s* %t, %struct.FILE* %f) {
37entry:
38	%t_addr = alloca %struct.trie_s*		; <%struct.trie_s**> [#uses=2]
39	%f_addr = alloca %struct.FILE*		; <%struct.FILE**> [#uses=3]
40	%c = alloca i8, align 1		; <i8*> [#uses=7]
41	%wstate = alloca i32, align 4		; <i32*> [#uses=4]
42	%cs = alloca %struct.charsequence, align 16		; <%struct.charsequence*> [#uses=7]
43	%str = alloca i8*, align 4		; <i8**> [#uses=3]
44	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
45	store %struct.trie_s* %t, %struct.trie_s** %t_addr
46	store %struct.FILE* %f, %struct.FILE** %f_addr
47	store i32 0, i32* %wstate
48	%tmp = getelementptr %struct.charsequence, %struct.charsequence* %cs, i64 0, i32 0		; <i8**> [#uses=1]
49	%tmp1 = getelementptr %struct.charsequence, %struct.charsequence* @C.0.2294, i64 0, i32 0		; <i8**> [#uses=1]
50	%tmp.upgrd.5 = load i8*, i8** %tmp1		; <i8*> [#uses=1]
51	store i8* %tmp.upgrd.5, i8** %tmp
52	%tmp.upgrd.6 = getelementptr %struct.charsequence, %struct.charsequence* %cs, i64 0, i32 1		; <i32*> [#uses=1]
53	%tmp2 = getelementptr %struct.charsequence, %struct.charsequence* @C.0.2294, i64 0, i32 1		; <i32*> [#uses=1]
54	%tmp.upgrd.7 = load i32, i32* %tmp2		; <i32> [#uses=1]
55	store i32 %tmp.upgrd.7, i32* %tmp.upgrd.6
56	%tmp3 = getelementptr %struct.charsequence, %struct.charsequence* %cs, i64 0, i32 2		; <i32*> [#uses=1]
57	%tmp4 = getelementptr %struct.charsequence, %struct.charsequence* @C.0.2294, i64 0, i32 2		; <i32*> [#uses=1]
58	%tmp5 = load i32, i32* %tmp4		; <i32> [#uses=1]
59	store i32 %tmp5, i32* %tmp3
60	br label %bb33
61bb:		; preds = %bb33
62	%tmp.upgrd.8 = load %struct.FILE*, %struct.FILE** %f_addr		; <%struct.FILE*> [#uses=1]
63	%tmp.upgrd.9 = call i32 @_IO_getc( %struct.FILE* %tmp.upgrd.8 )		; <i32> [#uses=1]
64	%tmp6 = call i32 @tolower( i32 %tmp.upgrd.9 )		; <i32> [#uses=1]
65	%tmp6.upgrd.10 = trunc i32 %tmp6 to i8		; <i8> [#uses=1]
66	store i8 %tmp6.upgrd.10, i8* %c
67	%tmp7 = load i32, i32* %wstate		; <i32> [#uses=1]
68	%tmp.upgrd.11 = icmp ne i32 %tmp7, 0		; <i1> [#uses=1]
69	br i1 %tmp.upgrd.11, label %cond_true, label %cond_false
70cond_true:		; preds = %bb
71	%tmp.upgrd.12 = load i8, i8* %c		; <i8> [#uses=1]
72	%tmp8 = icmp sle i8 %tmp.upgrd.12, 96		; <i1> [#uses=1]
73	br i1 %tmp8, label %cond_true9, label %cond_next
74cond_true9:		; preds = %cond_true
75	br label %bb16
76cond_next:		; preds = %cond_true
77	%tmp10 = load i8, i8* %c		; <i8> [#uses=1]
78	%tmp11 = icmp sgt i8 %tmp10, 122		; <i1> [#uses=1]
79	br i1 %tmp11, label %cond_true12, label %cond_next13
80cond_true12:		; preds = %cond_next
81	br label %bb16
82cond_next13:		; preds = %cond_next
83	%tmp14 = load i8, i8* %c		; <i8> [#uses=1]
84	%tmp14.upgrd.13 = sext i8 %tmp14 to i32		; <i32> [#uses=1]
85	%tmp1415 = trunc i32 %tmp14.upgrd.13 to i8		; <i8> [#uses=1]
86	call void @charsequence_push( %struct.charsequence* %cs, i8 %tmp1415 )
87	br label %bb21
88bb16:		; preds = %cond_true12, %cond_true9
89	%tmp17 = call i8* @charsequence_val( %struct.charsequence* %cs )		; <i8*> [#uses=1]
90	store i8* %tmp17, i8** %str
91	%tmp.upgrd.14 = load %struct.trie_s*, %struct.trie_s** %t_addr		; <%struct.trie_s*> [#uses=1]
92	%tmp18 = load i8*, i8** %str		; <i8*> [#uses=1]
93	%tmp19 = call %struct.trie_s* @trie_insert( %struct.trie_s* %tmp.upgrd.14, i8* %tmp18 )		; <%struct.trie_s*> [#uses=0]
94	%tmp20 = load i8*, i8** %str		; <i8*> [#uses=1]
95	call void @free( i8* %tmp20 )
96	store i32 0, i32* %wstate
97	br label %bb21
98bb21:		; preds = %bb16, %cond_next13
99	br label %cond_next32
100cond_false:		; preds = %bb
101	%tmp22 = load i8, i8* %c		; <i8> [#uses=1]
102	%tmp23 = icmp sgt i8 %tmp22, 96		; <i1> [#uses=1]
103	br i1 %tmp23, label %cond_true24, label %cond_next31
104cond_true24:		; preds = %cond_false
105	%tmp25 = load i8, i8* %c		; <i8> [#uses=1]
106	%tmp26 = icmp sle i8 %tmp25, 122		; <i1> [#uses=1]
107	br i1 %tmp26, label %cond_true27, label %cond_next30
108cond_true27:		; preds = %cond_true24
109	call void @charsequence_reset( %struct.charsequence* %cs )
110	%tmp28 = load i8, i8* %c		; <i8> [#uses=1]
111	%tmp28.upgrd.15 = sext i8 %tmp28 to i32		; <i32> [#uses=1]
112	%tmp2829 = trunc i32 %tmp28.upgrd.15 to i8		; <i8> [#uses=1]
113	call void @charsequence_push( %struct.charsequence* %cs, i8 %tmp2829 )
114	store i32 1, i32* %wstate
115	br label %cond_next30
116cond_next30:		; preds = %cond_true27, %cond_true24
117	br label %cond_next31
118cond_next31:		; preds = %cond_next30, %cond_false
119	br label %cond_next32
120cond_next32:		; preds = %cond_next31, %bb21
121	br label %bb33
122bb33:		; preds = %cond_next32, %entry
123	%tmp34 = load %struct.FILE*, %struct.FILE** %f_addr		; <%struct.FILE*> [#uses=1]
124	%tmp35 = call i32 @feof( %struct.FILE* %tmp34 )		; <i32> [#uses=1]
125	%tmp36 = icmp eq i32 %tmp35, 0		; <i1> [#uses=1]
126	br i1 %tmp36, label %bb, label %bb37
127bb37:		; preds = %bb33
128	br label %return
129return:		; preds = %bb37
130	ret void
131}
132