#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 *, ...);
func(int a[]) {
  int i;
  printf("inside func");
  for (i = 0; i < 5; i++) {
    a[i] += 2;
    printf("%d ", a[i]);
  }
  printf("\n");
}


x86 assembly (clang, -O0):
<func>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x10(%rbp)
lea    0xedd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x14(%rbp)
cmpl   $0x5,-0x14(%rbp)
jge    1173 <func+0x63>
mov    -0x10(%rbp),%rax
movslq -0x14(%rbp),%rcx
mov    (%rax,%rcx,4),%edx
add    $0x2,%edx
mov    %edx,(%rax,%rcx,4)
mov    -0x10(%rbp),%rax
movslq -0x14(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xeae(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1131 <func+0x21>
lea    0xe96(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<func>:
push   %r14
push   %rbx
push   %rax
mov    %rdi,%rbx
lea    0xed2(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    (%rbx),%esi
add    $0x2,%esi
mov    %esi,(%rbx)
lea    0xec9(%rip),%r14
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x4(%rbx),%esi
add    $0x2,%esi
mov    %esi,0x4(%rbx)
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x8(%rbx),%esi
add    $0x2,%esi
mov    %esi,0x8(%rbx)
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0xc(%rbx),%esi
add    $0x2,%esi
mov    %esi,0xc(%rbx)
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x10(%rbx),%esi
add    $0x2,%esi
mov    %esi,0x10(%rbx)
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xa,%edi
add    $0x8,%rsp
pop    %rbx
pop    %r14
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [12 x i8] c"inside func\00"
@.str.1 = [4 x i8] c"%d \00"
@.str.2 = [2 x i8] c"\0A\00"
define i32 @func(i32* %0) {
%2 = alloca i32
%3 = alloca i32*
%4 = alloca i32
store i32* %0, i32** %3
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %4
br label %6
6: ; preds = %22, %1
%7 = load i32, i32* %4
%8 = icmp slt i32 %7, 5
br i1 %8, label %9, label %25
9: ; preds = %6
%10 = load i32*, i32** %3
%11 = load i32, i32* %4
%12 = sext i32 %11 to i64
%13 = getelementptr inbounds i32, i32* %10, i64 %12
%14 = load i32, i32* %13
%15 = add nsw i32 %14, 2
store i32 %15, i32* %13
%16 = load i32*, i32** %3
%17 = load i32, i32* %4
%18 = sext i32 %17 to i64
%19 = getelementptr inbounds i32, i32* %16, i64 %18
%20 = load i32, i32* %19
%21 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %20)
br label %22
22: ; preds = %9
%23 = load i32, i32* %4
%24 = add nsw i32 %23, 1
store i32 %24, i32* %4
br label %6
25: ; preds = %6
%26 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%27 = load i32, i32* %2
ret i32 %27
}

LLVM IR (-O2):
@.str = [12 x i8] c"inside func\00"
@.str.1 = [4 x i8] c"%d \00"
define i32 @func(i32* nocapture %0) {
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* %0
%4 = add nsw i32 %3, 2
store i32 %4, i32* %0
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %4)
%6 = getelementptr inbounds i32, i32* %0, i64 1
%7 = load i32, i32* %6
%8 = add nsw i32 %7, 2
store i32 %8, i32* %6
%9 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %8)
%10 = getelementptr inbounds i32, i32* %0, i64 2
%11 = load i32, i32* %10
%12 = add nsw i32 %11, 2
store i32 %12, i32* %10
%13 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %12)
%14 = getelementptr inbounds i32, i32* %0, i64 3
%15 = load i32, i32* %14
%16 = add nsw i32 %15, 2
store i32 %16, i32* %14
%17 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %16)
%18 = getelementptr inbounds i32, i32* %0, i64 4
%19 = load i32, i32* %18
%20 = add nsw i32 %19, 2
store i32 %20, i32* %18
%21 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %20)
%22 = tail call i32 @putchar(i32 10)
ret i32 undef
}