#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 */
scalar_t__ my_calloc(int, int);
int /*<<< orphan*/ printf(char *, int);
int main() {
  int *a = (int *)my_calloc(7, sizeof(int));
  int i;
  for (i = 0; i < 7; i++)
    printf("%d\n", a[i]);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    $0x7,%edi
mov    $0x4,%esi
call   1030 <my_calloc@plt>
mov    %rax,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
cmpl   $0x7,-0x14(%rbp)
jge    1178 <main+0x58>
mov    -0x10(%rbp),%rax
movslq -0x14(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe9b(%rip),%rdi
call   1040 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1149 <main+0x29>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
push   %rax
mov    $0x7,%edi
mov    $0x4,%esi
call   1030 <my_calloc@plt>
mov    %rax,%rbx
mov    (%rax),%esi
lea    0xec1(%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>
mov    0x18(%rbx),%esi
mov    %r14,%rdi
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

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

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