#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*/ exit(int);
int /*<<< orphan*/ printf(char *);
scalar_t__ superlu_malloc(int);
int *mxCallocInt(int n) {
  register int i;
  int *buf;
  buf = (int *)superlu_malloc(n * sizeof(int));
  if (!buf) {
    printf("SUPERLU_MALLOC failed for buf in mxCallocInt()");
    exit(1);
  }
  for (i = 0; i < n; i++)
    buf[i] = 0;
  return (buf);
}


x86 assembly (clang, -O0):
<mxCallocInt>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %edi,-0x4(%rbp)
movslq -0x4(%rbp),%rax
shl    $0x2,%rax
mov    %eax,%edi
call   1040 <superlu_malloc@plt>
mov    %rax,-0x10(%rbp)
cmpq   $0x0,-0x10(%rbp)
jne    116f <mxCallocInt+0x3f>
lea    0xea0(%rip),%rdi
call   1030 <printf@plt>
mov    $0x1,%edi
call   1050 <exit@plt>
movl   $0x0,-0x8(%rbp)
mov    -0x8(%rbp),%eax
cmp    -0x4(%rbp),%eax
jge    119f <mxCallocInt+0x6f>
mov    -0x10(%rbp),%rax
movslq -0x8(%rbp),%rcx
movl   $0x0,(%rax,%rcx,4)
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    1176 <mxCallocInt+0x46>
mov    -0x10(%rbp),%rax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<mxCallocInt>:
push   %r14
push   %rbx
push   %rax
mov    %edi,%ebx
lea    0x0(,%rbx,4),%edi
call   1050 <superlu_malloc@plt>
test   %rax,%rax
je     1179 <mxCallocInt+0x39>
mov    %rax,%r14
test   %ebx,%ebx
jle    116e <mxCallocInt+0x2e>
mov    %ebx,%edx
shl    $0x2,%rdx
mov    %r14,%rdi
xor    %esi,%esi
call   1040 <memset@plt>
mov    %r14,%rax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret
lea    0xe80(%rip),%rdi
call   1030 <printf@plt>
mov    $0x1,%edi
call   1060 <exit@plt>

LLVM IR (-O0):
@.str = [47 x i8] c"SUPERLU_MALLOC failed for buf in mxCallocInt()\00"
define i32* @mxCallocInt(i32 %0) {
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32*
store i32 %0, i32* %2
%5 = load i32, i32* %2
%6 = sext i32 %5 to i64
%7 = mul i64 %6, 4
%8 = trunc i64 %7 to i32
%9 = call i64 @superlu_malloc(i32 %8)
%10 = inttoptr i64 %9 to i32*
store i32* %10, i32** %4
%11 = load i32*, i32** %4
%12 = icmp ne i32* %11, null
br i1 %12, label %16, label %13
13: ; preds = %1
%14 = call i32 @printf(i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str, i64 0, i64 0))
%15 = call i32 @exit(i32 1)
unreachable
16: ; preds = %1
store i32 0, i32* %3
br label %17
17: ; preds = %26, %16
%18 = load i32, i32* %3
%19 = load i32, i32* %2
%20 = icmp slt i32 %18, %19
br i1 %20, label %21, label %29
21: ; preds = %17
%22 = load i32*, i32** %4
%23 = load i32, i32* %3
%24 = sext i32 %23 to i64
%25 = getelementptr inbounds i32, i32* %22, i64 %24
store i32 0, i32* %25
br label %26
26: ; preds = %21
%27 = load i32, i32* %3
%28 = add nsw i32 %27, 1
store i32 %28, i32* %3
br label %17
29: ; preds = %17
%30 = load i32*, i32** %4
ret i32* %30
}

LLVM IR (-O2):
@.str = [47 x i8] c"SUPERLU_MALLOC failed for buf in mxCallocInt()\00"
define i32* @mxCallocInt(i32 %0) {
%2 = shl i32 %0, 2
%3 = tail call i64 @superlu_malloc(i32 %2)
%4 = inttoptr i64 %3 to i8*
%5 = icmp eq i64 %3, 0
br i1 %5, label %11, label %6
6: ; preds = %1
%7 = icmp sgt i32 %0, 0
br i1 %7, label %8, label %14
8: ; preds = %6
%9 = zext i32 %0 to i64
%10 = shl nuw nsw i64 %9, 2
br label %14
11: ; preds = %1
%12 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([47 x i8], [47 x i8]* @.str, i64 0, i64 0))
%13 = tail call i32 @exit(i32 1)
unreachable
14: ; preds = %8, %6
%15 = inttoptr i64 %3 to i32*
ret i32* %15
}