1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt -aa-pipeline=basic-aa -passes="gvn" -S %s | FileCheck --check-prefixes=CHECK,LIMIT %s
3 ; RUN: opt -aa-pipeline=basic-aa -passes="gvn" -S -capture-tracking-max-uses-to-explore=20 %s | FileCheck --check-prefixes=CHECK,LIMIT-TOO-SMALL %s
4 ; RUN: opt -aa-pipeline=basic-aa -passes="gvn" -S -capture-tracking-max-uses-to-explore=21 %s | FileCheck --check-prefixes=CHECK,LIMIT %s
6 define i32 @test1(ptr %p, i1 %C) {
9 ; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
10 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
11 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
12 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
13 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
14 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
15 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
16 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
17 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
18 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
19 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
20 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
21 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
22 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
23 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
24 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
25 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
26 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
27 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
28 ; CHECK-NEXT: call void @dont_capture(ptr [[A]])
29 ; CHECK-NEXT: store i32 1, ptr [[A]], align 4
30 ; CHECK-NEXT: call void @may_write()
31 ; LIMIT-TOO-SMALL-NEXT: [[L:%.*]] = load i32, ptr [[A]], align 4
32 ; LIMIT-TOO-SMALL-NEXT: ret i32 [[L]]
33 ; LIMIT-NEXT: ret i32 1
37 call void @dont_capture(ptr %a)
38 call void @dont_capture(ptr %a)
39 call void @dont_capture(ptr %a)
40 call void @dont_capture(ptr %a)
41 call void @dont_capture(ptr %a)
42 call void @dont_capture(ptr %a)
43 call void @dont_capture(ptr %a)
44 call void @dont_capture(ptr %a)
45 call void @dont_capture(ptr %a)
46 call void @dont_capture(ptr %a)
47 call void @dont_capture(ptr %a)
48 call void @dont_capture(ptr %a)
49 call void @dont_capture(ptr %a)
50 call void @dont_capture(ptr %a)
51 call void @dont_capture(ptr %a)
52 call void @dont_capture(ptr %a)
53 call void @dont_capture(ptr %a)
54 call void @dont_capture(ptr %a)
55 call void @dont_capture(ptr %a)
57 call void @may_write()
62 declare void @dont_capture(ptr nocapture)
64 declare void @may_write()