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1; RUN: opt < %s -partial-inliner -S | FileCheck %s
2; RUN: opt < %s -passes=partial-inliner -S | FileCheck %s
3; RUN: opt < %s -partial-inliner -skip-partial-inlining-cost-analysis -max-num-inline-blocks=2 -S | FileCheck --check-prefix=LIMIT %s
4; RUN: opt < %s -passes=partial-inliner -skip-partial-inlining-cost-analysis -max-num-inline-blocks=2 -S | FileCheck  --check-prefix=LIMIT %s
5
6; Function Attrs: nounwind uwtable
7define i32 @bar(i32 %arg) local_unnamed_addr #0 {
8bb:
9  %tmp = icmp slt i32 %arg, 0
10  br i1 %tmp, label %bb1, label %bb5
11
12bb1:                                              ; preds = %bb
13  %tmp2 = tail call i32 (...) @channels() #2
14  %tmp3 = icmp slt i32 %tmp2, %arg
15  br i1 %tmp3, label %bb4, label %bb5
16
17bb4:                                              ; preds = %bb1
18  tail call void (...) @foo() #2
19  tail call void (...) @foo() #2
20  tail call void (...) @foo() #2
21  tail call void (...) @foo() #2
22  tail call void (...) @foo() #2
23  tail call void (...) @foo() #2
24  tail call void (...) @foo() #2
25  tail call void (...) @foo() #2
26  tail call void (...) @foo() #2
27  br label %bb5
28
29bb5:                                              ; preds = %bb4, %bb1, %bb
30  %tmp6 = phi i32 [ 0, %bb4 ], [ 1, %bb1 ], [ 1, %bb ]
31  ret i32 %tmp6
32}
33
34declare i32 @channels(...) local_unnamed_addr #1
35
36declare void @foo(...) local_unnamed_addr #1
37
38; Function Attrs: nounwind uwtable
39define i32 @dummy_caller(i32 %arg) local_unnamed_addr #0 {
40bb:
41; CHECK-LABEL: @dummy_caller
42; CHECK: br i1
43; CHECK: br i1
44; CHECK: call void @bar.1.
45; LIMIT-LABEL: @dummy_caller
46; LIMIT: br i1
47; LIMIT-NOT: br
48; LIMIT: call void @bar.1.
49  %tmp = tail call i32 @bar(i32 %arg)
50  ret i32 %tmp
51}
52
53attributes #0 = { nounwind }
54attributes #1 = { nounwind }
55attributes #2 = { nounwind }
56
57