1 ; RUN: opt -aa-pipeline=globals-aa,basic-aa -passes='require<globals-aa>,gvn' -S < %s | FileCheck %s
3 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
4 target triple = "x86_64-unknown-linux-gnu"
6 @deallocCalled = internal global i8 0, align 1
8 define internal ptr @_i_Associated__dealloc() {
10 store i8 1, ptr @deallocCalled, align 1
14 ; CHECK-LABEL: @main()
15 define dso_local i32 @main() {
17 %tmp0 = call ptr @llvm.stacksave() #1
18 %tmp6 = load i8, ptr @deallocCalled, align 1
19 %tobool = icmp ne i8 %tmp6, 0
20 br i1 %tobool, label %if.else, label %if.end
22 if.else: ; preds = %entry
23 call void @__assert_fail() #0
26 ; CHECK-LABEL: if.end:
27 ; CHECK-NEXT: call void @llvm.stackrestore
28 ; CHECK-NOT: load i8, ptr @deallocCalled
29 if.end: ; preds = %entry
30 call void @llvm.stackrestore(ptr %tmp0)
31 %tmp7 = load i8, ptr @deallocCalled, align 1
32 %tobool3 = icmp ne i8 %tmp7, 0
33 br i1 %tobool3, label %if.end6, label %if.else5
35 if.else5: ; preds = %if.end
36 call void @__assert_fail() #0
39 if.end6: ; preds = %if.end
40 store i8 0, ptr @deallocCalled, align 1
44 declare ptr @llvm.stacksave() #1
45 declare void @llvm.stackrestore(ptr) #1
46 declare dso_local void @__assert_fail() #0
48 attributes #0 = { noreturn nosync nounwind }
49 attributes #1 = { nosync nounwind }