#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*/ printf(char *, unsigned int);
int /*<<< orphan*/ sleep(int);
void *Thread_function2(void *arg) {
  unsigned int i = 1;
  while (i < 11) {
    printf("Child Thread 2 Iteration %d\n", i);
    i++;
    if (i % 2)
      sleep(2);
    else
      sleep(1);
  }
  return arg;
}


x86 assembly (clang, -O0):
<Thread_function2>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
movl   $0x1,-0xc(%rbp)
cmpl   $0xb,-0xc(%rbp)
jae    1182 <Thread_function2+0x62>
mov    -0xc(%rbp),%esi
lea    0xeb9(%rip),%rdi
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
mov    -0xc(%rbp),%eax
and    $0x1,%eax
cmp    $0x0,%eax
je     1173 <Thread_function2+0x53>
mov    $0x2,%edi
call   1040 <sleep@plt>
jmp    117d <Thread_function2+0x5d>
mov    $0x1,%edi
call   1040 <sleep@plt>
jmp    1133 <Thread_function2+0x13>
mov    -0x8(%rbp),%rax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<Thread_function2>:
push   %r14
push   %rbx
push   %rax
mov    %rdi,%r14
lea    0xed2(%rip),%rbx
mov    %rbx,%rdi
mov    $0x1,%esi
call   1030 <printf@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
mov    %rbx,%rdi
mov    $0x2,%esi
call   1030 <printf@plt>
mov    $0x2,%edi
call   1040 <sleep@plt>
mov    %rbx,%rdi
mov    $0x3,%esi
call   1030 <printf@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
mov    %rbx,%rdi
mov    $0x4,%esi
call   1030 <printf@plt>
mov    $0x2,%edi
call   1040 <sleep@plt>
mov    %rbx,%rdi
mov    $0x5,%esi
call   1030 <printf@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
mov    %rbx,%rdi
mov    $0x6,%esi
call   1030 <printf@plt>
mov    $0x2,%edi
call   1040 <sleep@plt>
mov    %rbx,%rdi
mov    $0x7,%esi
call   1030 <printf@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
mov    %rbx,%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
mov    $0x2,%edi
call   1040 <sleep@plt>
mov    %rbx,%rdi
mov    $0x9,%esi
call   1030 <printf@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
mov    %rbx,%rdi
mov    $0xa,%esi
call   1030 <printf@plt>
mov    $0x2,%edi
call   1040 <sleep@plt>
mov    %r14,%rax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [29 x i8] c"Child Thread 2 Iteration %d\0A\00"
define i8* @Thread_function2(i8* %0) {
%2 = alloca i8*
%3 = alloca i32
store i8* %0, i8** %2
store i32 1, i32* %3
br label %4
4: ; preds = %19, %1
%5 = load i32, i32* %3
%6 = icmp ult i32 %5, 11
br i1 %6, label %7, label %20
7: ; preds = %4
%8 = load i32, i32* %3
%9 = call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 %8)
%10 = load i32, i32* %3
%11 = add i32 %10, 1
store i32 %11, i32* %3
%12 = load i32, i32* %3
%13 = urem i32 %12, 2
%14 = icmp ne i32 %13, 0
br i1 %14, label %15, label %17
15: ; preds = %7
%16 = call i32 @sleep(i32 2)
br label %19
17: ; preds = %7
%18 = call i32 @sleep(i32 1)
br label %19
19: ; preds = %17, %15
br label %4
20: ; preds = %4
%21 = load i8*, i8** %2
ret i8* %21
}

LLVM IR (-O2):
@.str = [29 x i8] c"Child Thread 2 Iteration %d\0A\00"
define i8* @Thread_function2(i8* readnone returned %0) {
%2 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 1)
%3 = tail call i32 @sleep(i32 1)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 2)
%5 = tail call i32 @sleep(i32 2)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 3)
%7 = tail call i32 @sleep(i32 1)
%8 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 4)
%9 = tail call i32 @sleep(i32 2)
%10 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 5)
%11 = tail call i32 @sleep(i32 1)
%12 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 6)
%13 = tail call i32 @sleep(i32 2)
%14 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 7)
%15 = tail call i32 @sleep(i32 1)
%16 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 8)
%17 = tail call i32 @sleep(i32 2)
%18 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 9)
%19 = tail call i32 @sleep(i32 1)
%20 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 10)
%21 = tail call i32 @sleep(i32 2)
ret i8* %0
}