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1; RUN: opt < %s -inline -S | FileCheck %s
2; Test that bar and bar2 are both inlined throughout and removed.
3@A = weak global i32 0		; <i32*> [#uses=1]
4@B = weak global i32 0		; <i32*> [#uses=1]
5@C = weak global i32 0		; <i32*> [#uses=1]
6
7define fastcc void @foo(i32 %X) {
8entry:
9; CHECK-LABEL: @foo(
10	%ALL = alloca i32, align 4		; <i32*> [#uses=1]
11	%tmp1 = and i32 %X, 1		; <i32> [#uses=1]
12	%tmp1.upgrd.1 = icmp eq i32 %tmp1, 0		; <i1> [#uses=1]
13	br i1 %tmp1.upgrd.1, label %cond_next, label %cond_true
14
15cond_true:		; preds = %entry
16	store i32 1, i32* @A
17	br label %cond_next
18
19cond_next:		; preds = %cond_true, %entry
20	%tmp4 = and i32 %X, 2		; <i32> [#uses=1]
21	%tmp4.upgrd.2 = icmp eq i32 %tmp4, 0		; <i1> [#uses=1]
22	br i1 %tmp4.upgrd.2, label %cond_next7, label %cond_true5
23
24cond_true5:		; preds = %cond_next
25	store i32 1, i32* @B
26	br label %cond_next7
27
28cond_next7:		; preds = %cond_true5, %cond_next
29	%tmp10 = and i32 %X, 4		; <i32> [#uses=1]
30	%tmp10.upgrd.3 = icmp eq i32 %tmp10, 0		; <i1> [#uses=1]
31	br i1 %tmp10.upgrd.3, label %cond_next13, label %cond_true11
32
33cond_true11:		; preds = %cond_next7
34	store i32 1, i32* @C
35	br label %cond_next13
36
37cond_next13:		; preds = %cond_true11, %cond_next7
38	%tmp16 = and i32 %X, 8		; <i32> [#uses=1]
39	%tmp16.upgrd.4 = icmp eq i32 %tmp16, 0		; <i1> [#uses=1]
40	br i1 %tmp16.upgrd.4, label %UnifiedReturnBlock, label %cond_true17
41
42cond_true17:		; preds = %cond_next13
43	call void @ext( i32* %ALL )
44	ret void
45
46UnifiedReturnBlock:		; preds = %cond_next13
47	ret void
48}
49
50; CHECK-NOT: @bar(
51define internal fastcc void @bar(i32 %X) {
52entry:
53	%ALL = alloca i32, align 4		; <i32*> [#uses=1]
54	%tmp1 = and i32 %X, 1		; <i32> [#uses=1]
55	%tmp1.upgrd.1 = icmp eq i32 %tmp1, 0		; <i1> [#uses=1]
56	br i1 %tmp1.upgrd.1, label %cond_next, label %cond_true
57
58cond_true:		; preds = %entry
59	store i32 1, i32* @A
60	br label %cond_next
61
62cond_next:		; preds = %cond_true, %entry
63	%tmp4 = and i32 %X, 2		; <i32> [#uses=1]
64	%tmp4.upgrd.2 = icmp eq i32 %tmp4, 0		; <i1> [#uses=1]
65	br i1 %tmp4.upgrd.2, label %cond_next7, label %cond_true5
66
67cond_true5:		; preds = %cond_next
68	store i32 1, i32* @B
69	br label %cond_next7
70
71cond_next7:		; preds = %cond_true5, %cond_next
72	%tmp10 = and i32 %X, 4		; <i32> [#uses=1]
73	%tmp10.upgrd.3 = icmp eq i32 %tmp10, 0		; <i1> [#uses=1]
74	br i1 %tmp10.upgrd.3, label %cond_next13, label %cond_true11
75
76cond_true11:		; preds = %cond_next7
77	store i32 1, i32* @C
78	br label %cond_next13
79
80cond_next13:		; preds = %cond_true11, %cond_next7
81	%tmp16 = and i32 %X, 8		; <i32> [#uses=1]
82	%tmp16.upgrd.4 = icmp eq i32 %tmp16, 0		; <i1> [#uses=1]
83	br i1 %tmp16.upgrd.4, label %UnifiedReturnBlock, label %cond_true17
84
85cond_true17:		; preds = %cond_next13
86	call void @foo( i32 %X )
87	ret void
88
89UnifiedReturnBlock:		; preds = %cond_next13
90	ret void
91}
92
93define internal fastcc void @bar2(i32 %X) {
94entry:
95	call void @foo( i32 %X )
96	ret void
97}
98
99declare void @ext(i32*)
100
101define void @test(i32 %X) {
102entry:
103; CHECK: test
104; CHECK-NOT: @bar(
105	tail call fastcc void @bar( i32 %X )
106	tail call fastcc void @bar( i32 %X )
107	tail call fastcc void @bar2( i32 %X )
108	tail call fastcc void @bar2( i32 %X )
109	ret void
110; CHECK: ret
111}
112