#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, ...);
main() {
  int i, n = 7;
  int a[n], suma = 0;
  for (i = 0; i < n; i++)
    a[i] = i;
#pragma omp parallel for firstprivate(suma) lastprivate(suma)
  for (i = 0; i < n; i++) {
    suma = suma + a[i];
    printf(" thread %d suma a[%d] suma=%d \n", 0, i, suma);
  }
  printf("\nFuera de la construcción parallel suma=%d\n", suma);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x7,-0xc(%rbp)
mov    -0xc(%rbp),%eax
mov    %rsp,%rcx
mov    %rcx,-0x18(%rbp)
lea    0xf(,%rax,4),%rdx
and    $0xfffffffffffffff0,%rdx
mov    %rsp,%rcx
sub    %rdx,%rcx
mov    %rcx,-0x30(%rbp)
mov    %rcx,%rsp
mov    %rax,-0x20(%rbp)
movl   $0x0,-0x24(%rbp)
movl   $0x0,-0x8(%rbp)
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1183 <main+0x73>
mov    -0x30(%rbp),%rax
mov    -0x8(%rbp),%edx
movslq -0x8(%rbp),%rcx
mov    %edx,(%rax,%rcx,4)
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    115b <main+0x4b>
movl   $0x0,-0x8(%rbp)
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    11cb <main+0xbb>
mov    -0x30(%rbp),%rcx
mov    -0x24(%rbp),%eax
movslq -0x8(%rbp),%rdx
add    (%rcx,%rdx,4),%eax
mov    %eax,-0x24(%rbp)
mov    -0x8(%rbp),%edx
mov    -0x24(%rbp),%ecx
lea    0xe4c(%rip),%rdi
xor    %esi,%esi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    118a <main+0x7a>
mov    -0x24(%rbp),%esi
lea    0xe4b(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%rax
mov    %rax,%rsp
mov    -0x4(%rbp),%eax
mov    %rbp,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xee8(%rip),%rbx
mov    %rbx,%rdi
xor    %esi,%esi
xor    %edx,%edx
xor    %ecx,%ecx
xor    %eax,%eax
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x1,%edx
mov    $0x1,%ecx
xor    %eax,%eax
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x2,%edx
mov    $0x3,%ecx
xor    %eax,%eax
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x3,%edx
mov    $0x6,%ecx
xor    %eax,%eax
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x4,%edx
mov    $0xa,%ecx
xor    %eax,%eax
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x5,%edx
mov    $0xf,%ecx
xor    %eax,%eax
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x6,%edx
mov    $0x15,%ecx
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xe6d(%rip),%rdi
mov    $0x15,%esi
xor    %eax,%eax
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [32 x i8] c" thread %d suma a[%d] suma=%d \0A\00"
@.str.1 = [45 x i8] c"\0AFuera de la construcci\C3\B3n parallel suma=%d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i8*
%5 = alloca i64
%6 = alloca i32
store i32 0, i32* %1
store i32 7, i32* %3
%7 = load i32, i32* %3
%8 = zext i32 %7 to i64
%9 = call i8* @llvm.stacksave()
store i8* %9, i8** %4
%10 = alloca i32, i64 %8
store i64 %8, i64* %5
store i32 0, i32* %6
store i32 0, i32* %2
br label %11
11: ; preds = %20, %0
%12 = load i32, i32* %2
%13 = load i32, i32* %3
%14 = icmp slt i32 %12, %13
br i1 %14, label %15, label %23
15: ; preds = %11
%16 = load i32, i32* %2
%17 = load i32, i32* %2
%18 = sext i32 %17 to i64
%19 = getelementptr inbounds i32, i32* %10, i64 %18
store i32 %16, i32* %19
br label %20
20: ; preds = %15
%21 = load i32, i32* %2
%22 = add nsw i32 %21, 1
store i32 %22, i32* %2
br label %11
23: ; preds = %11
store i32 0, i32* %2
br label %24
24: ; preds = %38, %23
%25 = load i32, i32* %2
%26 = load i32, i32* %3
%27 = icmp slt i32 %25, %26
br i1 %27, label %28, label %41
28: ; preds = %24
%29 = load i32, i32* %6
%30 = load i32, i32* %2
%31 = sext i32 %30 to i64
%32 = getelementptr inbounds i32, i32* %10, i64 %31
%33 = load i32, i32* %32
%34 = add nsw i32 %29, %33
store i32 %34, i32* %6
%35 = load i32, i32* %2
%36 = load i32, i32* %6
%37 = call i32 (i8*, i32, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str, i64 0, i64 0), i32 0, i32 %35, i32 %36)
br label %38
38: ; preds = %28
%39 = load i32, i32* %2
%40 = add nsw i32 %39, 1
store i32 %40, i32* %2
br label %24
41: ; preds = %24
%42 = load i32, i32* %6
%43 = call i32 (i8*, i32, ...) @printf(i8* getelementptr inbounds ([45 x i8], [45 x i8]* @.str.1, i64 0, i64 0), i32 %42)
%44 = load i8*, i8** %4
%45 = load i32, i32* %1
ret i32 %45
}

LLVM IR (-O2):
@.str = [32 x i8] c" thread %d suma a[%d] suma=%d \0A\00"
@.str.1 = [45 x i8] c"\0AFuera de la construcci\C3\B3n parallel suma=%d\0A\00"
define i32 @main() {
%1 = tail call i32 (i8*, i32, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str, i64 0, i64 0), i32 0, i32 0, i32 0)
%2 = tail call i32 (i8*, i32, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str, i64 0, i64 0), i32 0, i32 1, i32 1)
%3 = tail call i32 (i8*, i32, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str, i64 0, i64 0), i32 0, i32 2, i32 3)
%4 = tail call i32 (i8*, i32, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str, i64 0, i64 0), i32 0, i32 3, i32 6)
%5 = tail call i32 (i8*, i32, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str, i64 0, i64 0), i32 0, i32 4, i32 10)
%6 = tail call i32 (i8*, i32, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str, i64 0, i64 0), i32 0, i32 5, i32 15)
%7 = tail call i32 (i8*, i32, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str, i64 0, i64 0), i32 0, i32 6, i32 21)
%8 = tail call i32 (i8*, i32, ...) @printf(i8* getelementptr inbounds ([45 x i8], [45 x i8]* @.str.1, i64 0, i64 0), i32 21)
ret i32 0
}