#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 *uniao(int *, int, int *, int);
int main(void) {
  int v1[] = {1, 2, 3};
  int v2[] = {4, 5, 6};
  int *pAux = uniao(v1, 3, v2, 3);
  for (int i = 0; i < 6; i++) {
    printf("%d\n", pAux[i]);
  }
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
mov    0xeca(%rip),%rax
mov    %rax,-0x10(%rbp)
mov    0xec8(%rip),%eax
mov    %eax,-0x8(%rbp)
mov    0xec2(%rip),%rax
mov    %rax,-0x1c(%rbp)
mov    0xec0(%rip),%eax
mov    %eax,-0x14(%rbp)
lea    -0x10(%rbp),%rdi
lea    -0x1c(%rbp),%rdx
mov    $0x3,%ecx
mov    %ecx,%esi
call   1030 <uniao@plt>
mov    %rax,-0x28(%rbp)
movl   $0x0,-0x2c(%rbp)
cmpl   $0x6,-0x2c(%rbp)
jge    11a5 <main+0x85>
mov    -0x28(%rbp),%rax
movslq -0x2c(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe86(%rip),%rdi
call   1040 <printf@plt>
mov    -0x2c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x2c(%rbp)
jmp    1176 <main+0x56>
mov    -0x4(%rbp),%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
sub    $0x28,%rsp
mov    0xedb(%rip),%eax
mov    %eax,0x20(%rsp)
mov    0xec8(%rip),%rax
mov    %rax,0x18(%rsp)
mov    0xed1(%rip),%eax
mov    %eax,0x10(%rsp)
mov    0xebe(%rip),%rax
mov    %rax,0x8(%rsp)
lea    0x18(%rsp),%rdi
lea    0x8(%rsp),%rdx
mov    $0x3,%esi
mov    $0x3,%ecx
call   1030 <uniao@plt>
mov    %rax,%rbx
mov    (%rax),%esi
lea    0xea0(%rip),%r14
mov    %r14,%rdi
call   1040 <printf@plt>
mov    0x4(%rbx),%esi
mov    %r14,%rdi
call   1040 <printf@plt>
mov    0x8(%rbx),%esi
mov    %r14,%rdi
call   1040 <printf@plt>
mov    0xc(%rbx),%esi
mov    %r14,%rdi
call   1040 <printf@plt>
mov    0x10(%rbx),%esi
mov    %r14,%rdi
call   1040 <printf@plt>
mov    0x14(%rbx),%esi
mov    %r14,%rdi
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x28,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@__const.main.v1 = [3 x i32] [i32 1, i32 2, i32 3]
@__const.main.v2 = [3 x i32] [i32 4, i32 5, i32 6]
@.str = [4 x i8] c"%d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [3 x i32]
%3 = alloca [3 x i32]
%4 = alloca i32*
%5 = alloca i32
store i32 0, i32* %1
%6 = bitcast [3 x i32]* %2 to i8*
%7 = bitcast [3 x i32]* %3 to i8*
%8 = getelementptr inbounds [3 x i32], [3 x i32]* %2, i64 0, i64 0
%9 = getelementptr inbounds [3 x i32], [3 x i32]* %3, i64 0, i64 0
%10 = call i32* @uniao(i32* %8, i32 3, i32* %9, i32 3)
store i32* %10, i32** %4
store i32 0, i32* %5
br label %11
11: ; preds = %21, %0
%12 = load i32, i32* %5
%13 = icmp slt i32 %12, 6
br i1 %13, label %14, label %24
14: ; preds = %11
%15 = load i32*, i32** %4
%16 = load i32, i32* %5
%17 = sext i32 %16 to i64
%18 = getelementptr inbounds i32, i32* %15, i64 %17
%19 = load i32, i32* %18
%20 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %19)
br label %21
21: ; preds = %14
%22 = load i32, i32* %5
%23 = add nsw i32 %22, 1
store i32 %23, i32* %5
br label %11
24: ; preds = %11
%25 = load i32, i32* %1
ret i32 %25
}

LLVM IR (-O2):
@__const.main.v1 = [3 x i32] [i32 1, i32 2, i32 3]
@__const.main.v2 = [3 x i32] [i32 4, i32 5, i32 6]
@.str = [4 x i8] c"%d\0A\00"
define i32 @main() {
%1 = alloca [3 x i32]
%2 = alloca [3 x i32]
%3 = bitcast [3 x i32]* %1 to i8*
%4 = bitcast [3 x i32]* %2 to i8*
%5 = getelementptr inbounds [3 x i32], [3 x i32]* %1, i64 0, i64 0
%6 = getelementptr inbounds [3 x i32], [3 x i32]* %2, i64 0, i64 0
%7 = call i32* @uniao(i32* %5, i32 3, i32* %6, i32 3)
%8 = load i32, i32* %7
%9 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %8)
%10 = getelementptr inbounds i32, i32* %7, i64 1
%11 = load i32, i32* %10
%12 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %11)
%13 = getelementptr inbounds i32, i32* %7, i64 2
%14 = load i32, i32* %13
%15 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %14)
%16 = getelementptr inbounds i32, i32* %7, i64 3
%17 = load i32, i32* %16
%18 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %17)
%19 = getelementptr inbounds i32, i32* %7, i64 4
%20 = load i32, i32* %19
%21 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %20)
%22 = getelementptr inbounds i32, i32* %7, i64 5
%23 = load i32, i32* %22
%24 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %23)
ret i32 0
}