#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*/ erhoehe(int *);
int /*<<< orphan*/ printf(char *, int);
int main(int argc, char **argv) {
  int a[] = {10, 20, 30};
  int i = 0;
  erhoehe(a);
  for (i = 0; i < 3; i++) {
    printf("a = %i \n", a[i]);
  }
  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)
mov    0xec3(%rip),%rax
mov    %rax,-0x1c(%rbp)
mov    0xec1(%rip),%eax
mov    %eax,-0x14(%rbp)
movl   $0x0,-0x20(%rbp)
lea    -0x1c(%rbp),%rdi
call   1040 <erhoehe@plt>
movl   $0x0,-0x20(%rbp)
cmpl   $0x3,-0x20(%rbp)
jge    118d <main+0x6d>
movslq -0x20(%rbp),%rax
mov    -0x1c(%rbp,%rax,4),%esi
lea    0xe92(%rip),%rdi
call   1030 <printf@plt>
mov    -0x20(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x20(%rbp)
jmp    1161 <main+0x41>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
mov    0xedd(%rip),%eax
mov    %eax,0x8(%rsp)
mov    0xeca(%rip),%rax
mov    %rax,(%rsp)
mov    %rsp,%rdi
call   1040 <erhoehe@plt>
mov    (%rsp),%esi
lea    0xec0(%rip),%rbx
mov    %rbx,%rdi
call   1030 <printf@plt>
mov    0x4(%rsp),%esi
mov    %rbx,%rdi
call   1030 <printf@plt>
mov    0x8(%rsp),%esi
mov    %rbx,%rdi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@__const.main.a = [3 x i32] [i32 10, i32 20, i32 30]
@.str = [9 x i8] c"a = %i \0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca [3 x i32]
%7 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%8 = bitcast [3 x i32]* %6 to i8*
store i32 0, i32* %7
%9 = getelementptr inbounds [3 x i32], [3 x i32]* %6, i64 0, i64 0
%10 = call i32 @erhoehe(i32* %9)
store i32 0, i32* %7
br label %11
11: ; preds = %20, %2
%12 = load i32, i32* %7
%13 = icmp slt i32 %12, 3
br i1 %13, label %14, label %23
14: ; preds = %11
%15 = load i32, i32* %7
%16 = sext i32 %15 to i64
%17 = getelementptr inbounds [3 x i32], [3 x i32]* %6, i64 0, i64 %16
%18 = load i32, i32* %17
%19 = call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i32 %18)
br label %20
20: ; preds = %14
%21 = load i32, i32* %7
%22 = add nsw i32 %21, 1
store i32 %22, i32* %7
br label %11
23: ; preds = %11
ret i32 0
}

LLVM IR (-O2):
@__const.main.a = [3 x i32] [i32 10, i32 20, i32 30]
@.str = [9 x i8] c"a = %i \0A\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = alloca [3 x i32]
%4 = bitcast [3 x i32]* %3 to i8*
%5 = getelementptr inbounds [3 x i32], [3 x i32]* %3, i64 0, i64 0
%6 = call i32 @erhoehe(i32* %5)
%7 = load i32, i32* %5
%8 = call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i32 %7)
%9 = getelementptr inbounds [3 x i32], [3 x i32]* %3, i64 0, i64 1
%10 = load i32, i32* %9
%11 = call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i32 %10)
%12 = getelementptr inbounds [3 x i32], [3 x i32]* %3, i64 0, i64 2
%13 = load i32, i32* %12
%14 = call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i32 %13)
ret i32 0
}