#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 Random_integer(int, int);
int /*<<< orphan*/ printf(char *, ...);
void Randomly_fill_array(int *array, int length) {
  printf("Array: ");
  for (int i = 0; i < length; i++) {
    array[i] = Random_integer(-1000, 1000);
    printf("%d, ", array[i]);
  }
  printf("\n");
}


x86 assembly (clang, -O0):
<Randomly_fill_array>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    %esi,-0xc(%rbp)
lea    0xeca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x10(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1193 <Randomly_fill_array+0x73>
mov    $0xfffffc18,%edi
mov    $0x3e8,%esi
call   1040 <Random_integer@plt>
mov    %eax,%edx
mov    -0x8(%rbp),%rax
movslq -0x10(%rbp),%rcx
mov    %edx,(%rax,%rcx,4)
mov    -0x8(%rbp),%rax
movslq -0x10(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe8a(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    1144 <Randomly_fill_array+0x24>
lea    0xe73(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<Randomly_fill_array>:
push   %rbp
push   %r15
push   %r14
push   %rbx
push   %rax
mov    %esi,%ebp
mov    %rdi,%r15
lea    0xebd(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
test   %ebp,%ebp
jle    1188 <Randomly_fill_array+0x58>
mov    %ebp,%ebp
lea    0xeb1(%rip),%r14
xor    %ebx,%ebx
nopl   0x0(%rax)
mov    $0xfffffc18,%edi
mov    $0x3e8,%esi
call   1050 <Random_integer@plt>
mov    %eax,(%r15,%rbx,4)
mov    %r14,%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1040 <printf@plt>
add    $0x1,%rbx
cmp    %rbx,%rbp
jne    1160 <Randomly_fill_array+0x30>
mov    $0xa,%edi
add    $0x8,%rsp
pop    %rbx
pop    %r14
pop    %r15
pop    %rbp
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [8 x i8] c"Array: \00"
@.str.1 = [5 x i8] c"%d, \00"
@.str.2 = [2 x i8] c"\0A\00"
define void @Randomly_fill_array(i32* %0, i32 %1) {
%3 = alloca i32*
%4 = alloca i32
%5 = alloca i32
store i32* %0, i32** %3
store i32 %1, i32* %4
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %5
br label %7
7: ; preds = %23, %2
%8 = load i32, i32* %5
%9 = load i32, i32* %4
%10 = icmp slt i32 %8, %9
br i1 %10, label %11, label %26
11: ; preds = %7
%12 = call i32 @Random_integer(i32 -1000, i32 1000)
%13 = load i32*, i32** %3
%14 = load i32, i32* %5
%15 = sext i32 %14 to i64
%16 = getelementptr inbounds i32, i32* %13, i64 %15
store i32 %12, i32* %16
%17 = load i32*, i32** %3
%18 = load i32, i32* %5
%19 = sext i32 %18 to i64
%20 = getelementptr inbounds i32, i32* %17, i64 %19
%21 = load i32, i32* %20
%22 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i32 %21)
br label %23
23: ; preds = %11
%24 = load i32, i32* %5
%25 = add nsw i32 %24, 1
store i32 %25, i32* %5
br label %7
26: ; preds = %7
%27 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str = [8 x i8] c"Array: \00"
@.str.1 = [5 x i8] c"%d, \00"
define void @Randomly_fill_array(i32* nocapture writeonly %0, i32 %1) {
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%4 = icmp sgt i32 %1, 0
br i1 %4, label %5, label %7
5: ; preds = %2
%6 = zext i32 %1 to i64
br label %9
7: ; preds = %9, %2
%8 = tail call i32 @putchar(i32 10)
ret void
9: ; preds = %5, %9
%10 = phi i64 [ 0, %5 ], [ %14, %9 ]
%11 = tail call i32 @Random_integer(i32 -1000, i32 1000)
%12 = getelementptr inbounds i32, i32* %0, i64 %10
store i32 %11, i32* %12
%13 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i32 %11)
%14 = add nuw nsw i64 %10, 1
%15 = icmp eq i64 %14, %6
br i1 %15, label %7, label %9
}