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
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals all --include-generated-funcs --version 4
; RUN: opt < %s -passes=globalopt -S | FileCheck %s
@f1_alias = linkonce_odr hidden alias void (), ptr @f1
@f2_alias = linkonce_odr hidden alias void (), ptr @f2
define void @foo() {
call void @f1_alias()
ret void
}
define void @bar() {
call void @f1()
ret void
}
define void @baz() {
call void @f2_alias()
ret void
}
; We cannot use `f1_alias` to replace `f1` because they are both in use
; and `f1_alias` could be replaced at link time.
define internal void @f1() {
ret void
}
; FIXME: We can use `f2_alias` to replace `f2` because `b2` is not in use.
define internal void @f2() {
ret void
}
;.
; CHECK: @f1_alias = linkonce_odr hidden alias void (), ptr @f1
; CHECK: @f2_alias = linkonce_odr hidden alias void (), ptr @f2
;.
; CHECK-LABEL: define void @foo() local_unnamed_addr {
; CHECK-NEXT: call void @f1_alias()
; CHECK-NEXT: ret void
;
;
; CHECK-LABEL: define void @bar() local_unnamed_addr {
; CHECK-NEXT: call void @f1()
; CHECK-NEXT: ret void
;
;
; CHECK-LABEL: define void @baz() local_unnamed_addr {
; CHECK-NEXT: call void @f2_alias()
; CHECK-NEXT: ret void
;
;
; CHECK-LABEL: define internal void @f1() {
; CHECK-NEXT: ret void
;
;
; CHECK-LABEL: define internal void @f2() {
; CHECK-NEXT: ret void
;
|
