• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: opt -globals-aa -gvn -S < %s | FileCheck %s
2
3target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
4target triple = "x86_64-unknown-linux-gnu"
5
6@deallocCalled = internal global i8 0, align 1
7@.objc_method_list = internal global { i8* ()* } { i8* ()*  @_i_Associated__dealloc }, align 8
8@._OBJC_CLASS_Associated = global { i8* } { i8* bitcast ({ i8* ()* }* @.objc_method_list to i8*) }, align 8
9@._OBJC_INIT_CLASS_Associated = global { i8* }* @._OBJC_CLASS_Associated
10@llvm.used = appending global [1 x i8*] [i8* bitcast ({ i8* }** @._OBJC_INIT_CLASS_Associated to i8*)]
11
12define internal i8* @_i_Associated__dealloc() {
13entry:
14  store i8 1, i8* @deallocCalled, align 1
15  ret i8* null
16}
17
18; CHECK-LABEL: @main()
19define dso_local i32 @main() {
20entry:
21  %tmp0 = call i8* @llvm.objc.autoreleasePoolPush() #1
22  %tmp6 = load i8, i8* @deallocCalled, align 1
23  %tobool = icmp ne i8 %tmp6, 0
24  br i1 %tobool, label %if.else, label %if.end
25
26if.else:                                          ; preds = %entry
27  call void @__assert_fail() #0
28  unreachable
29
30; CHECK-LABEL: if.end:
31; CHECK-NEXT: call void @llvm.objc.autoreleasePoolPop
32if.end:                                           ; preds = %entry
33  call void @llvm.objc.autoreleasePoolPop(i8* %tmp0)
34  %tmp7 = load i8, i8* @deallocCalled, align 1
35  %tobool3 = icmp ne i8 %tmp7, 0
36  br i1 %tobool3, label %if.end6, label %if.else5
37
38if.else5:                                         ; preds = %if.end
39  call void @__assert_fail() #0
40  unreachable
41
42if.end6:                                          ; preds = %if.end
43  store i8 0, i8* @deallocCalled, align 1
44  ret i32 0
45}
46
47declare i8* @llvm.objc.autoreleasePoolPush() #1
48declare void @llvm.objc.autoreleasePoolPop(i8*) #1
49declare dso_local void @__assert_fail() #0
50
51attributes #0 = { noreturn nounwind }
52attributes #1 = { nounwind }
53