1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
; RUN: llvm-upgrade < %s | llvm-as | opt -lcssa -disable-output
; PR977
declare int %opost_block()
void %write_chan() {
entry:
br bool false, label %shortcirc_next.0, label %shortcirc_done.0
shortcirc_next.0: ; preds = %entry
br label %shortcirc_done.0
shortcirc_done.0: ; preds = %shortcirc_next.0, %entry
br bool false, label %shortcirc_next.1, label %shortcirc_done.1
shortcirc_next.1: ; preds = %shortcirc_done.0
br label %shortcirc_done.1
shortcirc_done.1: ; preds = %shortcirc_next.1, %shortcirc_done.0
br bool false, label %then.0, label %endif.0
then.0: ; preds = %shortcirc_done.1
br bool false, label %then.1, label %endif.1
then.1: ; preds = %then.0
br label %return
after_ret.0: ; No predecessors!
br label %endif.1
endif.1: ; preds = %after_ret.0, %then.0
br label %endif.0
endif.0: ; preds = %endif.1, %shortcirc_done.1
br label %loopentry.0
loopentry.0: ; preds = %endif.12, %endif.0
br bool false, label %then.2, label %endif.2
then.2: ; preds = %loopentry.0
br label %loopexit.0
dead_block_after_break.0: ; No predecessors!
br label %endif.2
endif.2: ; preds = %dead_block_after_break.0, %loopentry.0
br bool false, label %shortcirc_done.2, label %shortcirc_next.2
shortcirc_next.2: ; preds = %endif.2
br bool false, label %shortcirc_next.3, label %shortcirc_done.3
shortcirc_next.3: ; preds = %shortcirc_next.2
br label %shortcirc_done.3
shortcirc_done.3: ; preds = %shortcirc_next.3, %shortcirc_next.2
br label %shortcirc_done.2
shortcirc_done.2: ; preds = %shortcirc_done.3, %endif.2
br bool false, label %then.3, label %endif.3
then.3: ; preds = %shortcirc_done.2
br label %loopexit.0
dead_block_after_break.1: ; No predecessors!
br label %endif.3
endif.3: ; preds = %dead_block_after_break.1, %shortcirc_done.2
br bool false, label %shortcirc_next.4, label %shortcirc_done.4
shortcirc_next.4: ; preds = %endif.3
br label %shortcirc_done.4
shortcirc_done.4: ; preds = %shortcirc_next.4, %endif.3
br bool false, label %then.4, label %else
then.4: ; preds = %shortcirc_done.4
br label %loopentry.1
loopentry.1: ; preds = %endif.8, %then.4
br bool false, label %no_exit, label %loopexit.1
no_exit: ; preds = %loopentry.1
%tmp.94 = call int %opost_block( ) ; <int> [#uses=1]
br bool false, label %then.5, label %endif.5
then.5: ; preds = %no_exit
br bool false, label %then.6, label %endif.6
then.6: ; preds = %then.5
br label %loopexit.1
dead_block_after_break.2: ; No predecessors!
br label %endif.6
endif.6: ; preds = %dead_block_after_break.2, %then.5
br label %break_out
dead_block_after_goto.0: ; No predecessors!
br label %endif.5
endif.5: ; preds = %dead_block_after_goto.0, %no_exit
br bool false, label %then.7, label %endif.7
then.7: ; preds = %endif.5
br label %loopexit.1
dead_block_after_break.3: ; No predecessors!
br label %endif.7
endif.7: ; preds = %dead_block_after_break.3, %endif.5
switch uint 1, label %switchexit [
uint 4, label %label.2
uint 2, label %label.1
uint 1, label %label.0
]
label.0: ; preds = %endif.7
br label %switchexit
dead_block_after_break.4: ; No predecessors!
br label %label.1
label.1: ; preds = %dead_block_after_break.4, %endif.7
br label %switchexit
dead_block_after_break.5: ; No predecessors!
br label %label.2
label.2: ; preds = %dead_block_after_break.5, %endif.7
br label %switchexit
dead_block_after_break.6: ; No predecessors!
br label %switchexit
switchexit: ; preds = %dead_block_after_break.6, %label.2, %label.1, %label.0, %endif.7
br bool false, label %then.8, label %endif.8
then.8: ; preds = %switchexit
br label %loopexit.1
dead_block_after_break.7: ; No predecessors!
br label %endif.8
endif.8: ; preds = %dead_block_after_break.7, %switchexit
br label %loopentry.1
loopexit.1: ; preds = %then.8, %then.7, %then.6, %loopentry.1
br bool false, label %then.9, label %endif.9
then.9: ; preds = %loopexit.1
br label %endif.9
endif.9: ; preds = %then.9, %loopexit.1
br label %endif.4
else: ; preds = %shortcirc_done.4
br bool false, label %then.10, label %endif.10
then.10: ; preds = %else
br label %break_out
dead_block_after_goto.1: ; No predecessors!
br label %endif.10
endif.10: ; preds = %dead_block_after_goto.1, %else
br label %endif.4
endif.4: ; preds = %endif.10, %endif.9
br bool false, label %then.11, label %endif.11
then.11: ; preds = %endif.4
br label %loopexit.0
dead_block_after_break.8: ; No predecessors!
br label %endif.11
endif.11: ; preds = %dead_block_after_break.8, %endif.4
br bool false, label %then.12, label %endif.12
then.12: ; preds = %endif.11
br label %loopexit.0
dead_block_after_break.9: ; No predecessors!
br label %endif.12
endif.12: ; preds = %dead_block_after_break.9, %endif.11
br label %loopentry.0
loopexit.0: ; preds = %then.12, %then.11, %then.3, %then.2
br label %break_out
break_out: ; preds = %loopexit.0, %then.10, %endif.6
%retval.3 = phi int [ 0, %loopexit.0 ], [ %tmp.94, %endif.6 ], [ 0, %then.10 ] ; <int> [#uses=0]
br bool false, label %cond_true, label %cond_false
cond_true: ; preds = %break_out
br label %cond_continue
cond_false: ; preds = %break_out
br label %cond_continue
cond_continue: ; preds = %cond_false, %cond_true
br label %return
after_ret.1: ; No predecessors!
br label %return
return: ; preds = %after_ret.1, %cond_continue, %then.1
ret void
}
|