#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__ malloc(int);
int **create_double_int(int a, int *nb_var_ctrl) {
  int i;
  int **double_int;
  double_int = (int **)malloc(a * sizeof(int *));
  for (i = 0; i < a; i++) {
    double_int[i] = (int *)malloc(nb_var_ctrl[i] * sizeof(int));
  }
  return double_int;
}


x86 assembly (clang, -O0):
<create_double_int>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %edi,-0x4(%rbp)
mov    %rsi,-0x10(%rbp)
movslq -0x4(%rbp),%rax
shl    $0x3,%rax
mov    %eax,%edi
call   1030 <malloc@plt>
mov    %rax,-0x20(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x4(%rbp),%eax
jge    1179 <create_double_int+0x69>
mov    -0x10(%rbp),%rax
movslq -0x14(%rbp),%rcx
movslq (%rax,%rcx,4),%rax
shl    $0x2,%rax
mov    %eax,%edi
call   1030 <malloc@plt>
mov    %rax,%rdx
mov    -0x20(%rbp),%rax
movslq -0x14(%rbp),%rcx
mov    %rdx,(%rax,%rcx,8)
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1139 <create_double_int+0x29>
mov    -0x20(%rbp),%rax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<create_double_int>:
push   %r15
push   %r14
push   %r12
push   %rbx
push   %rax
mov    %rsi,%r14
mov    %edi,%r15d
lea    0x0(,%r15,8),%edi
call   1030 <malloc@plt>
mov    %rax,%r12
test   %r15d,%r15d
jle    1159 <create_double_int+0x49>
mov    %r15d,%r15d
xor    %ebx,%ebx
nopl   0x0(%rax,%rax,1)
mov    (%r14,%rbx,4),%edi
shl    $0x2,%edi
call   1030 <malloc@plt>
mov    %rax,(%r12,%rbx,8)
add    $0x1,%rbx
cmp    %rbx,%r15
jne    1140 <create_double_int+0x30>
mov    %r12,%rax
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
define i32** @create_double_int(i32 %0, i32* %1) {
%3 = alloca i32
%4 = alloca i32*
%5 = alloca i32
%6 = alloca i32**
store i32 %0, i32* %3
store i32* %1, i32** %4
%7 = load i32, i32* %3
%8 = sext i32 %7 to i64
%9 = mul i64 %8, 8
%10 = trunc i64 %9 to i32
%11 = call i64 @malloc(i32 %10)
%12 = inttoptr i64 %11 to i32**
store i32** %12, i32*** %6
store i32 0, i32* %5
br label %13
13: ; preds = %32, %2
%14 = load i32, i32* %5
%15 = load i32, i32* %3
%16 = icmp slt i32 %14, %15
br i1 %16, label %17, label %35
17: ; preds = %13
%18 = load i32*, i32** %4
%19 = load i32, i32* %5
%20 = sext i32 %19 to i64
%21 = getelementptr inbounds i32, i32* %18, i64 %20
%22 = load i32, i32* %21
%23 = sext i32 %22 to i64
%24 = mul i64 %23, 4
%25 = trunc i64 %24 to i32
%26 = call i64 @malloc(i32 %25)
%27 = inttoptr i64 %26 to i32*
%28 = load i32**, i32*** %6
%29 = load i32, i32* %5
%30 = sext i32 %29 to i64
%31 = getelementptr inbounds i32*, i32** %28, i64 %30
store i32* %27, i32** %31
br label %32
32: ; preds = %17
%33 = load i32, i32* %5
%34 = add nsw i32 %33, 1
store i32 %34, i32* %5
br label %13
35: ; preds = %13
%36 = load i32**, i32*** %6
ret i32** %36
}

LLVM IR (-O2):
define i32** @create_double_int(i32 %0, i32* nocapture %1) {
%3 = shl i32 %0, 3
%4 = tail call i64 @malloc(i32 %3)
%5 = inttoptr i64 %4 to i32**
%6 = icmp sgt i32 %0, 0
br i1 %6, label %7, label %19
7: ; preds = %2
%8 = zext i32 %0 to i64
br label %9
9: ; preds = %7, %9
%10 = phi i64 [ 0, %7 ], [ %17, %9 ]
%11 = getelementptr inbounds i32, i32* %1, i64 %10
%12 = load i32, i32* %11
%13 = shl i32 %12, 2
%14 = tail call i64 @malloc(i32 %13)
%15 = inttoptr i64 %14 to i32*
%16 = getelementptr inbounds i32*, i32** %5, i64 %10
store i32* %15, i32** %16
%17 = add nuw nsw i64 %10, 1
%18 = icmp eq i64 %17, %8
br i1 %18, label %19, label %9
19: ; preds = %9, %2
ret i32** %5
}