File: byref.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (22 lines) | stat: -rw-r--r-- 610 bytes parent folder | download | duplicates (3) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -deadargelim -S | FileCheck %s

declare void @sideeffect()

define void @unused_byref_arg(i32* byref(i32) %dead_arg) {
; CHECK-LABEL: @unused_byref_arg(
; CHECK-NEXT:    tail call void @sideeffect()
; CHECK-NEXT:    ret void
;
  tail call void @sideeffect()
  ret void
}

define void @dont_replace_by_undef(i32* %ptr) {
; CHECK-LABEL: @dont_replace_by_undef(
; CHECK-NEXT:    call void @unused_byref_arg(i32* byref(i32) undef)
; CHECK-NEXT:    ret void
;
  call void @unused_byref_arg(i32* byref(i32) %ptr)
  ret void
}