#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int /*<<< orphan*/ instance1(int /*<<< orphan*/);
int /*<<< orphan*/ instance2(int /*<<< orphan*/);
int /*<<< orphan*/ instance3(int /*<<< orphan*/);
int /*<<< orphan*/ instance4(int /*<<< orphan*/);
int /*<<< orphan*/ instance5(int /*<<< orphan*/);
int /*<<< orphan*/ instance6(int /*<<< orphan*/);
int /*<<< orphan*/ instance7(int /*<<< orphan*/);
int /*<<< orphan*/ instance8(int /*<<< orphan*/);
int /*<<< orphan*/ instance9(int /*<<< orphan*/);
int main() {
__CPROVER_ASYNC_0:
  instance1(0);
__CPROVER_ASYNC_1:
  instance2(0);
__CPROVER_ASYNC_2:
  instance3(0);
__CPROVER_ASYNC_3:
  instance4(0);
__CPROVER_ASYNC_4:
  instance5(0);
__CPROVER_ASYNC_5:
  instance6(0);
__CPROVER_ASYNC_6:
  instance7(0);
__CPROVER_ASYNC_7:
  instance8(0);
__CPROVER_ASYNC_8:
  instance9(0);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
xor    %edi,%edi
call   10a0 <instance1@plt>
xor    %edi,%edi
call   1040 <instance2@plt>
xor    %edi,%edi
call   1080 <instance3@plt>
xor    %edi,%edi
call   1030 <instance4@plt>
xor    %edi,%edi
call   1090 <instance5@plt>
xor    %edi,%edi
call   1050 <instance6@plt>
xor    %edi,%edi
call   1070 <instance7@plt>
xor    %edi,%edi
call   1060 <instance8@plt>
xor    %edi,%edi
call   10b0 <instance9@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
xor    %edi,%edi
call   10a0 <instance1@plt>
xor    %edi,%edi
call   1040 <instance2@plt>
xor    %edi,%edi
call   1080 <instance3@plt>
xor    %edi,%edi
call   1030 <instance4@plt>
xor    %edi,%edi
call   1090 <instance5@plt>
xor    %edi,%edi
call   1050 <instance6@plt>
xor    %edi,%edi
call   1070 <instance7@plt>
xor    %edi,%edi
call   1060 <instance8@plt>
xor    %edi,%edi
call   10b0 <instance9@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
br label %2
2: ; preds = %0
%3 = call i32 @instance1(i32 0)
br label %4
4: ; preds = %2
%5 = call i32 @instance2(i32 0)
br label %6
6: ; preds = %4
%7 = call i32 @instance3(i32 0)
br label %8
8: ; preds = %6
%9 = call i32 @instance4(i32 0)
br label %10
10: ; preds = %8
%11 = call i32 @instance5(i32 0)
br label %12
12: ; preds = %10
%13 = call i32 @instance6(i32 0)
br label %14
14: ; preds = %12
%15 = call i32 @instance7(i32 0)
br label %16
16: ; preds = %14
%17 = call i32 @instance8(i32 0)
br label %18
18: ; preds = %16
%19 = call i32 @instance9(i32 0)
ret i32 0
}

LLVM IR (-O2):
define i32 @main() {
%1 = tail call i32 @instance1(i32 0)
%2 = tail call i32 @instance2(i32 0)
%3 = tail call i32 @instance3(i32 0)
%4 = tail call i32 @instance4(i32 0)
%5 = tail call i32 @instance5(i32 0)
%6 = tail call i32 @instance6(i32 0)
%7 = tail call i32 @instance7(i32 0)
%8 = tail call i32 @instance8(i32 0)
%9 = tail call i32 @instance9(i32 0)
ret i32 0
}