#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 *, int);
int /*<<< orphan*/ sleep(int);
void func_for_thread1(void *arg) {
  int i = 0;
  while (i < 10) {
    printf("I am func_for_thread1 i<%d>\n", i);
    i++;
    sleep(1);
  }
}


x86 assembly (clang, -O0):
<func_for_thread1>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
movl   $0x0,-0xc(%rbp)
cmpl   $0xa,-0xc(%rbp)
jge    1164 <func_for_thread1+0x44>
mov    -0xc(%rbp),%esi
lea    0xeb9(%rip),%rdi
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
mov    $0x1,%edi
call   1040 <sleep@plt>
jmp    1133 <func_for_thread1+0x13>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<func_for_thread1>:
push   %rbx
lea    0xed8(%rip),%rbx
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
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    $0x1,%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    $0x1,%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    $0x1,%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    $0x1,%edi
call   1040 <sleep@plt>
mov    %rbx,%rdi
mov    $0x9,%esi
call   1030 <printf@plt>
mov    $0x1,%edi
pop    %rbx
jmp    1040 <sleep@plt>

LLVM IR (-O0):
@.str = [29 x i8] c"I am func_for_thread1 i<%d>\0A\00"
define void @func_for_thread1(i8* %0) {
%2 = alloca i8*
%3 = alloca i32
store i8* %0, i8** %2
store i32 0, i32* %3
br label %4
4: ; preds = %7, %1
%5 = load i32, i32* %3
%6 = icmp slt i32 %5, 10
br i1 %6, label %7, label %13
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 nsw i32 %10, 1
store i32 %11, i32* %3
%12 = call i32 @sleep(i32 1)
br label %4
13: ; preds = %4
ret void
}

LLVM IR (-O2):
@.str = [29 x i8] c"I am func_for_thread1 i<%d>\0A\00"
define void @func_for_thread1(i8* nocapture readnone %0) {
%2 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 0)
%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 1)
%5 = tail call i32 @sleep(i32 1)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 2)
%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 3)
%9 = tail call i32 @sleep(i32 1)
%10 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 4)
%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 5)
%13 = tail call i32 @sleep(i32 1)
%14 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 6)
%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 7)
%17 = tail call i32 @sleep(i32 1)
%18 = tail call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i32 8)
%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 9)
%21 = tail call i32 @sleep(i32 1)
ret void
}