File: new-pm-pr42726-cgscc.ll

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (57 lines) | stat: -rw-r--r-- 923 bytes parent folder | download | duplicates (7) 
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
 
; RUN: opt -passes="default<O1>" %s -S | FileCheck %s
; REQUIRES: asserts

declare void @bar()
declare void @baz(i32*)

; CHECK-LABEL: @foo1()
define void @foo1() {
entry:
  %tag = alloca i32, align 4
  call void @baz(i32* %tag)
  %tmp = load i32, i32* %tag, align 4
  switch i32 %tmp, label %sw.bb799 [
    i32 10, label %sw.bb239
  ]

sw.bb239:
  call void @foo2()
  br label %cleanup871

sw.bb799:
  call void @foo3(i32 undef)
  br label %cleanup871

cleanup871:
  call void @bar()
  unreachable
}

define void @foo2() {
  call void @foo4()
  unreachable
}

define void @foo3(i32 %ptr) {
  call void @foo1()
  unreachable
}

define void @foo4() {
entry:
  %tag = alloca i32, align 4
  call void @baz(i32* %tag)
  %tmp = load i32, i32* %tag, align 4
  switch i32 %tmp, label %sw.bb442 [
    i32 16, label %sw.bb352
  ]

sw.bb352:
  call void @foo3(i32 undef)
  unreachable

sw.bb442:
  call void @foo2()
  unreachable
}