File: callbr-destinations.ll

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-20
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,496,436 kB
  • sloc: cpp: 5,593,990; ansic: 986,873; 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: 2,547; xml: 953; cs: 573; fortran: 567
file content (28 lines) | stat: -rw-r--r-- 801 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
23
24
25
26
27
28
 
; RUN: opt < %s -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -disable-output
;
; Test that SimplifyCFG does not cause CallBr instructions to have duplicate
; destinations, which will cause the verifier to assert.

define void @fun0() {
entry:
  callbr void asm sideeffect "", "i"(i8* blockaddress(@fun0, %bb1))
          to label %bb2 [label %bb1]

bb1:                                              ; preds = %bb
  ret void

bb2:                                             ; preds = %bb
  ret void
}

define void @fun1() {
entry:
  callbr void asm sideeffect "", "i"(i8* blockaddress(@fun1, %bb1))
          to label %bb2 [label %bb1]

bb2:                                             ; preds = %bb
  ret void

bb1:                                              ; preds = %bb
  ret void
}