#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 /*<<< orphan*/, int);
int main() {
  int i, n = 9;
#pragma omp parallel default(none) shared(n) private(i)
  {
#pragma omp for
    for (i = 0; i < n; i++)
      printf("Thread %d executes loop iteration %d\n", 0, i);
  }
  return (0);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x9,-0xc(%rbp)
movl   $0x0,-0x8(%rbp)
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1158 <main+0x48>
mov    -0x8(%rbp),%edx
lea    0xebd(%rip),%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    112d <main+0x1d>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xee8(%rip),%rbx
mov    %rbx,%rdi
xor    %esi,%esi
xor    %edx,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x1,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x2,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x3,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x4,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x5,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x6,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x7,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x8,%edx
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [38 x i8] c"Thread %d executes loop iteration %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
store i32 9, i32* %3
store i32 0, i32* %2
br label %4
4: ; preds = %11, %0
%5 = load i32, i32* %2
%6 = load i32, i32* %3
%7 = icmp slt i32 %5, %6
br i1 %7, label %8, label %14
8: ; preds = %4
%9 = load i32, i32* %2
%10 = call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i32 0, i32 %9)
br label %11
11: ; preds = %8
%12 = load i32, i32* %2
%13 = add nsw i32 %12, 1
store i32 %13, i32* %2
br label %4
14: ; preds = %4
ret i32 0
}

LLVM IR (-O2):
@.str = [38 x i8] c"Thread %d executes loop iteration %d\0A\00"
define i32 @main() {
%1 = tail call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i32 0, i32 0)
%2 = tail call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i32 0, i32 1)
%3 = tail call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i32 0, i32 2)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i32 0, i32 3)
%5 = tail call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i32 0, i32 4)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i32 0, i32 5)
%7 = tail call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i32 0, i32 6)
%8 = tail call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i32 0, i32 7)
%9 = tail call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i32 0, i32 8)
ret i32 0
}