#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*/ sleep(int);
int /*<<< orphan*/ write(int /*<<< orphan*/, char *, int);
int main(int argc, char *argv[]) {
  int i;
  for (i = 0; i < 5; i++) {
    write(0, "echo_hello", 10);
    sleep(1);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
cmpl   $0x5,-0x14(%rbp)
jge    1172 <main+0x52>
xor    %edi,%edi
lea    0xeb0(%rip),%rsi
mov    $0xa,%edx
call   1030 <write@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    113d <main+0x1d>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xed8(%rip),%rbx
xor    %edi,%edi
mov    %rbx,%rsi
mov    $0xa,%edx
call   1030 <write@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
xor    %edi,%edi
mov    %rbx,%rsi
mov    $0xa,%edx
call   1030 <write@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
xor    %edi,%edi
mov    %rbx,%rsi
mov    $0xa,%edx
call   1030 <write@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
xor    %edi,%edi
mov    %rbx,%rsi
mov    $0xa,%edx
call   1030 <write@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
xor    %edi,%edi
mov    %rbx,%rsi
mov    $0xa,%edx
call   1030 <write@plt>
mov    $0x1,%edi
call   1040 <sleep@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [11 x i8] c"echo_hello\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
store i32 0, i32* %6
br label %7
7: ; preds = %13, %2
%8 = load i32, i32* %6
%9 = icmp slt i32 %8, 5
br i1 %9, label %10, label %16
10: ; preds = %7
%11 = call i32 @write(i32 0, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 10)
%12 = call i32 @sleep(i32 1)
br label %13
13: ; preds = %10
%14 = load i32, i32* %6
%15 = add nsw i32 %14, 1
store i32 %15, i32* %6
br label %7
16: ; preds = %7
ret i32 0
}

LLVM IR (-O2):
@.str = [11 x i8] c"echo_hello\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = tail call i32 @write(i32 0, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 10)
%4 = tail call i32 @sleep(i32 1)
%5 = tail call i32 @write(i32 0, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 10)
%6 = tail call i32 @sleep(i32 1)
%7 = tail call i32 @write(i32 0, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 10)
%8 = tail call i32 @sleep(i32 1)
%9 = tail call i32 @write(i32 0, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 10)
%10 = tail call i32 @sleep(i32 1)
%11 = tail call i32 @write(i32 0, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 10)
%12 = tail call i32 @sleep(i32 1)
ret i32 0
}