File: clang-arc-rv.ll

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (27 lines) | stat: -rw-r--r-- 935 bytes parent folder | download 
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
 
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=ipsccp -S | FileCheck %s
; Return value can't be zapped if there is a call that has operand bundle
; "clang.arc.attachedcall".

@g0 = global i8 zeroinitializer, align 1

define internal i8* @foo() {
; CHECK-LABEL: @foo(
; CHECK-NEXT:    ret i8* @g0
;
  ret i8* @g0
}

define void @test() {
; CHECK-LABEL: @test(
; CHECK-NEXT:    [[R:%.*]] = call i8* @foo() [ "clang.arc.attachedcall"(i8* (i8*)* @llvm.objc.unsafeClaimAutoreleasedReturnValue) ]
; CHECK-NEXT:    call void (...) @llvm.objc.clang.arc.noop.use(i8* [[R]])
; CHECK-NEXT:    ret void
;
  %r = call i8* @foo() [ "clang.arc.attachedcall"(i8* (i8*)* @llvm.objc.unsafeClaimAutoreleasedReturnValue) ]
  call void (...) @llvm.objc.clang.arc.noop.use(i8* %r)
  ret void
}

declare i8* @llvm.objc.unsafeClaimAutoreleasedReturnValue(i8*)
declare void @llvm.objc.clang.arc.noop.use(...)