File: domtree-update.ll

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (41 lines) | stat: -rw-r--r-- 1,297 bytes parent folder | download | duplicates (12) 
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
 
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -passes=ipsccp < %s | FileCheck %s
; RUN: opt -S -passes='ipsccp,function(verify<domtree>)' < %s | FileCheck %s

; DTU should not crash.

define i32 @test() {
; CHECK-LABEL: @test(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    br label [[FOR_BODY:%.*]]
; CHECK:       for.body:
; CHECK-NEXT:    br label [[IF_THEN2:%.*]]
; CHECK:       if.then2:
; CHECK-NEXT:    br label [[FOR_INC:%.*]]
; CHECK:       for.inc:
; CHECK-NEXT:    unreachable
;
entry:
  br label %for.body

for.body:                                         ; preds = %entry
  br i1 true, label %if.then2, label %if.else

if.then2:                                         ; preds = %for.body
  br label %for.inc

if.else:                                          ; preds = %for.body
  br i1 undef, label %lor.rhs, label %if.then19.critedge

lor.rhs:                                          ; preds = %if.else
  br i1 undef, label %if.then19, label %for.inc

if.then19.critedge:                               ; preds = %if.else
  br label %if.then19

if.then19:                                        ; preds = %if.then19.critedge, %lor.rhs
  unreachable

for.inc:                                          ; preds = %lor.rhs, %if.then2
  unreachable
}