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1; RUN: opt < %s -indvars -disable-output
2; PR1487
3
4	%struct.AVClass = type { i8*, i8* (i8*)*, %struct.AVOption* }
5	%struct.AVCodec = type { i8*, i32, i32, i32, i32 (%struct.AVCodecContext*)*, i32 (%struct.AVCodecContext*, i8*, i32, i8*)*, i32 (%struct.AVCodecContext*)*, i32 (%struct.AVCodecContext*, i8*, i32*, i8*, i32)*, i32, %struct.AVCodec*, void (%struct.AVCodecContext*)*, %struct.AVCodecTag*, i32* }
6	%struct.AVCodecContext = type { %struct.AVClass*, i32, i32, i32, i32, i32, i8*, i32, %struct.AVCodecTag, i32, i32, i32, i32, i32, void (%struct.AVCodecContext*, %struct.AVFrame*, i32*, i32, i32, i32)*, i32, i32, i32, i32, i32, i32, i32, float, float, i32, i32, i32, i32, float, i32, i32, i32, %struct.AVCodec*, i8*, i32, i32, void (%struct.AVCodecContext*, i8*, i32, i32)*, i32, i32, i32, i32, i32, i32, i32, i32, i32, i8*, [32 x i8], i32, i32, i32, i32, i32, i32, i32, float, i32, i32 (%struct.AVCodecContext*, %struct.AVFrame*)*, void (%struct.AVCodecContext*, %struct.AVFrame*)*, i32, i32, i32, i32, i8*, i8*, float, float, i32, %struct.RcOverride*, i32, i8*, i32, i32, i32, float, float, float, float, i32, float, float, float, float, float, i32, i32, i32, i32*, i32, i32, i32, i32, %struct.AVCodecTag, %struct.AVFrame*, i32, i32, [4 x i64], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32 (%struct.AVCodecContext*, i32*)*, i32, i32, i32, i32, i32, i32, i8*, i32, i32, i32, i32, i32, i32, i16*, i16*, i32, i32, i32, i32, %struct.AVPaletteControl*, i32, i32 (%struct.AVCodecContext*, %struct.AVFrame*)*, i32, i32, i32, i32, i32, i32, i32, i32 (%struct.AVCodecContext*, i32 (%struct.AVCodecContext*, i8*)*, i8**, i32*, i32)*, i8*, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, float, i32, i32, i32, i32, i32, i32, i32, i32, float, i32, i32, i32, i32, i32, i32, float, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i64 }
7	%struct.AVCodecTag = type { i32, i32 }
8	%struct.AVFrame = type { [4 x i8*], [4 x i32], [4 x i8*], i32, i32, i64, i32, i32, i32, i32, i32, i8*, i32, i8*, [2 x [2 x i16]*], i32*, i8, i8*, [4 x i64], i32, i32, i32, i32, i32, %struct.AVPanScan*, i32, i32, i16*, [2 x i8*] }
9	%struct.AVOption = type { i8*, i8*, i32, i32, double, double, double, i32, i8* }
10	%struct.AVPaletteControl = type { i32, [256 x i32] }
11	%struct.AVPanScan = type { i32, i32, i32, [3 x [2 x i16]] }
12	%struct.RcOverride = type { i32, i32, i32, float }
13
14define i32 @smc_decode_frame(%struct.AVCodecContext* %avctx, i8* %data, i32* %data_size, i8* %buf, i32 %buf_size) {
15entry:
16	br i1 false, label %cond_next, label %cond_true
17
18cond_true:		; preds = %entry
19	ret i32 -1
20
21cond_next:		; preds = %entry
22	br i1 false, label %bb.outer5.split.split.split.us, label %cond_true194.split
23
24bb.outer5.split.split.split.us:		; preds = %cond_next
25	br i1 false, label %cond_next188.us503.us, label %bb.us481
26
27bb275.us493.us:		; preds = %cond_next188.us503.us, %cond_next188.us503.us
28	ret i32 0
29
30cond_next188.us503.us:		; preds = %bb.outer5.split.split.split.us
31	switch i32 0, label %bb1401 [
32		 i32 0, label %cond_next202.bb215_crit_edge.split
33		 i32 16, label %bb215
34		 i32 32, label %bb275.us493.us
35		 i32 48, label %bb275.us493.us
36		 i32 64, label %cond_next202.bb417_crit_edge.split
37		 i32 80, label %bb417
38		 i32 96, label %cond_next202.bb615_crit_edge.split
39		 i32 112, label %bb615
40		 i32 128, label %cond_next202.bb716_crit_edge.split
41		 i32 144, label %bb716
42		 i32 160, label %cond_next202.bb882_crit_edge.split
43		 i32 176, label %bb882
44		 i32 192, label %cond_next202.bb1062_crit_edge.split
45		 i32 208, label %bb1062
46		 i32 224, label %bb1326.us.outer.outer
47	]
48
49bb.us481:		; preds = %bb.outer5.split.split.split.us
50	ret i32 0
51
52cond_true194.split:		; preds = %cond_next
53	ret i32 %buf_size
54
55cond_next202.bb1062_crit_edge.split:		; preds = %cond_next188.us503.us
56	ret i32 0
57
58cond_next202.bb882_crit_edge.split:		; preds = %cond_next188.us503.us
59	ret i32 0
60
61cond_next202.bb716_crit_edge.split:		; preds = %cond_next188.us503.us
62	ret i32 0
63
64cond_next202.bb615_crit_edge.split:		; preds = %cond_next188.us503.us
65	ret i32 0
66
67cond_next202.bb417_crit_edge.split:		; preds = %cond_next188.us503.us
68	ret i32 0
69
70cond_next202.bb215_crit_edge.split:		; preds = %cond_next188.us503.us
71	ret i32 0
72
73bb215:		; preds = %cond_next188.us503.us
74	ret i32 0
75
76bb417:		; preds = %cond_next188.us503.us
77	ret i32 0
78
79bb615:		; preds = %cond_next188.us503.us
80	ret i32 0
81
82bb716:		; preds = %cond_next188.us503.us
83	ret i32 0
84
85bb882:		; preds = %cond_next188.us503.us
86	ret i32 0
87
88bb1062:		; preds = %cond_next188.us503.us
89	ret i32 0
90
91bb1326.us:		; preds = %bb1326.us.outer.outer, %bb1347.loopexit.us, %bb1326.us
92	%pixel_y.162036.us.ph = phi i32 [ %tmp1352.us, %bb1347.loopexit.us ], [ 0, %bb1326.us.outer.outer ], [ %pixel_y.162036.us.ph, %bb1326.us ]		; <i32> [#uses=2]
93	%stream_ptr.142038.us.ph = phi i32 [ %tmp1339.us, %bb1347.loopexit.us ], [ %stream_ptr.142038.us.ph.ph, %bb1326.us.outer.outer ], [ %stream_ptr.142038.us.ph, %bb1326.us ]		; <i32> [#uses=2]
94	%pixel_x.232031.us = phi i32 [ %tmp1341.us, %bb1326.us ], [ 0, %bb1326.us.outer.outer ], [ 0, %bb1347.loopexit.us ]		; <i32> [#uses=3]
95	%block_ptr.222030.us = add i32 0, %pixel_x.232031.us		; <i32> [#uses=1]
96	%stream_ptr.132032.us = add i32 %pixel_x.232031.us, %stream_ptr.142038.us.ph		; <i32> [#uses=1]
97	%tmp1341.us = add i32 %pixel_x.232031.us, 1		; <i32> [#uses=2]
98	%tmp1344.us = icmp slt i32 %tmp1341.us, 4		; <i1> [#uses=1]
99	br i1 %tmp1344.us, label %bb1326.us, label %bb1347.loopexit.us
100
101bb1347.loopexit.us:		; preds = %bb1326.us
102	%tmp1339.us = add i32 %stream_ptr.132032.us, 1		; <i32> [#uses=2]
103	%tmp1337.us = add i32 %block_ptr.222030.us, 1		; <i32> [#uses=0]
104	%tmp1352.us = add i32 %pixel_y.162036.us.ph, 1		; <i32> [#uses=2]
105	%tmp1355.us = icmp slt i32 %tmp1352.us, 4		; <i1> [#uses=1]
106	br i1 %tmp1355.us, label %bb1326.us, label %bb1358
107
108bb1358:		; preds = %bb1347.loopexit.us
109	br label %bb1326.us.outer.outer
110
111bb1326.us.outer.outer:		; preds = %bb1358, %cond_next188.us503.us
112	%stream_ptr.142038.us.ph.ph = phi i32 [ %tmp1339.us, %bb1358 ], [ 0, %cond_next188.us503.us ]		; <i32> [#uses=1]
113	br label %bb1326.us
114
115bb1401:		; preds = %cond_next188.us503.us
116	ret i32 0
117}
118