File: invoke-cleanup.ll

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16.1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,388 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (40 lines) | stat: -rw-r--r-- 966 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
; RUN: opt %s -inline -S | FileCheck %s
; RUN: opt %s -passes='cgscc(inline)' -S | FileCheck %s

declare void @external_func()

@exception_type1 = external global i8
@exception_type2 = external global i8


define internal void @inner() personality i8* null {
  invoke void @external_func()
      to label %cont unwind label %lpad
cont:
  ret void
lpad:
  %lp = landingpad i32
      catch i8* @exception_type1
  resume i32 %lp
}

; Test that the "cleanup" clause is kept when inlining @inner() into
; this call site (PR17872), otherwise C++ destructors will not be
; called when they should be.

define void @outer() personality i8* null {
  invoke void @inner()
      to label %cont unwind label %lpad
cont:
  ret void
lpad:
  %lp = landingpad i32
      cleanup
      catch i8* @exception_type2
  resume i32 %lp
}
; CHECK: define void @outer
; CHECK: landingpad
; CHECK-NEXT: cleanup
; CHECK-NEXT: catch i8* @exception_type1
; CHECK-NEXT: catch i8* @exception_type2