File: unreachableblockelim.ll

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.6-3
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 2,245,028 kB
  • sloc: cpp: 7,619,726; ansic: 1,434,018; asm: 1,058,748; python: 252,740; f90: 94,671; objc: 70,685; lisp: 42,813; pascal: 18,401; sh: 8,601; ml: 5,111; perl: 4,720; makefile: 3,675; awk: 3,523; javascript: 2,409; xml: 892; fortran: 770
file content (20 lines) | stat: -rw-r--r-- 448 bytes parent folder | download | duplicates (18) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
; RUN: opt -S < %s -unreachableblockelim | FileCheck %s

target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

declare void @abort()

; CHECK-LABEL: @foo(
; CHECK-NOT: return:
define void @foo(ptr %p) {
entry:
  %p.addr = alloca ptr, align 8
  call void @abort()
  unreachable

return:                                           ; No predecessors!
  store ptr %p, ptr %p.addr, align 8
  ret void
}