File: alias.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (38 lines) | stat: -rw-r--r-- 905 bytes parent folder | download | duplicates (14) 
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
 
; RUN: opt -disable-output -passes=print-lcg %s 2>&1 | FileCheck %s
;
; Aliased function should be reachable in CGSCC.

target triple = "x86_64-grtev4-linux-gnu"

; CHECK:        Edges in function: foo
; CHECK:        Edges in function: bar
; CHECK:        Edges in function: baz

; CHECK:       RefSCC with 1 call SCCs:
; CHECK-NEXT:    SCC with 1 functions:
; CHECK-NEXT:      foo
; CHECK-EMPTY:
; CHECK:       RefSCC with 1 call SCCs:
; CHECK-NEXT:    SCC with 1 functions:
; CHECK-NEXT:      bar

; CHECK-NOT:       baz

@alias1 = weak dso_local alias ptr (ptr), ptr @foo

define dso_local ptr @foo(ptr %returned) {
  ret ptr %returned
}

@alias2 = weak dso_local alias ptr (ptr), ptr @bar

define internal ptr @bar(ptr %returned) {
  ret ptr %returned
}

; Internal alias is not reachable.
@alias3 = internal alias ptr (ptr), ptr @baz

define internal ptr @baz(ptr %returned) {
  ret ptr %returned
}