#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_FAILURE;
int /*<<< orphan*/ errno;
int /*<<< orphan*/ exit(int /*<<< orphan*/);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *, size_t, char const *,
                           int, int /*<<< orphan*/);
void *malloc(size_t);
int /*<<< orphan*/ stderr;
int /*<<< orphan*/ strerror(int /*<<< orphan*/);
void *malloc_or_die(size_t size, const char *file, int line) {
  void *res = malloc(size);
  if (res == NULL) {
    fprintf(stderr, "Could not allocate %zu bytes at file %s line %d: %s", size,
            file, line, strerror(errno));
    exit(EXIT_FAILURE);
  }
  return res;
}


x86 assembly (clang, -O0):
<malloc_or_die>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    %edx,-0x14(%rbp)
mov    -0x8(%rbp),%rdi
call   1040 <malloc@plt>
mov    %rax,-0x20(%rbp)
cmpq   $0x0,-0x20(%rbp)
jne    11c7 <malloc_or_die+0x87>
mov    0x2e6e(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x3c(%rbp)
mov    -0x8(%rbp),%rax
mov    %rax,-0x38(%rbp)
mov    -0x10(%rbp),%rax
mov    %rax,-0x30(%rbp)
mov    -0x14(%rbp),%eax
mov    %eax,-0x24(%rbp)
mov    0x2e44(%rip),%rax
mov    (%rax),%edi
call   1060 <strerror@plt>
mov    -0x3c(%rbp),%edi
mov    -0x38(%rbp),%rdx
mov    -0x30(%rbp),%rcx
mov    -0x24(%rbp),%r8d
mov    %eax,%r9d
lea    0xe4c(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e10(%rip),%rax
mov    (%rax),%edi
call   1050 <exit@plt>
mov    -0x20(%rbp),%rax
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<malloc_or_die>:
push   %rbp
push   %r15
push   %r14
push   %rbx
push   %rax
mov    %edx,%r14d
mov    %rsi,%rbx
mov    %rdi,%rbp
call   1040 <malloc@plt>
test   %rax,%rax
je     1165 <malloc_or_die+0x25>
add    $0x8,%rsp
pop    %rbx
pop    %r14
pop    %r15
pop    %rbp
ret
mov    0x2e74(%rip),%rax
mov    (%rax),%r15d
mov    0x2e62(%rip),%rax
mov    (%rax),%edi
call   1060 <strerror@plt>
lea    0xe7c(%rip),%rsi
mov    %r15d,%edi
mov    %rbp,%rdx
mov    %rbx,%rcx
mov    %r14d,%r8d
mov    %eax,%r9d
call   1030 <fprintf@plt>
mov    0x2e31(%rip),%rax
mov    (%rax),%edi
call   1050 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [52 x i8] c"Could not allocate %zu bytes at file %s line %d: %s\00"
@errno = global i32 0
@EXIT_FAILURE = global i32 0
define i8* @malloc_or_die(i64 %0, i8* %1, i32 %2) {
%4 = alloca i64
%5 = alloca i8*
%6 = alloca i32
%7 = alloca i8*
store i64 %0, i64* %4
store i8* %1, i8** %5
store i32 %2, i32* %6
%8 = load i64, i64* %4
%9 = call i8* @malloc(i64 %8)
store i8* %9, i8** %7
%10 = load i8*, i8** %7
%11 = icmp eq i8* %10, null
br i1 %11, label %12, label %22
12: ; preds = %3
%13 = load i32, i32* @stderr
%14 = load i64, i64* %4
%15 = load i8*, i8** %5
%16 = load i32, i32* %6
%17 = load i32, i32* @errno
%18 = call i32 @strerror(i32 %17)
%19 = call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([52 x i8], [52 x i8]* @.str, i64 0, i64 0), i64 %14, i8* %15, i32 %16, i32 %18)
%20 = load i32, i32* @EXIT_FAILURE
%21 = call i32 @exit(i32 %20)
unreachable
22: ; preds = %3
%23 = load i8*, i8** %7
ret i8* %23
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [52 x i8] c"Could not allocate %zu bytes at file %s line %d: %s\00"
@errno = global i32 0
@EXIT_FAILURE = global i32 0
define noalias i8* @malloc_or_die(i64 %0, i8* %1, i32 %2) {
%4 = tail call i8* @malloc(i64 %0)
%5 = icmp eq i8* %4, null
br i1 %5, label %6, label %13
6: ; preds = %3
%7 = load i32, i32* @stderr
%8 = load i32, i32* @errno
%9 = tail call i32 @strerror(i32 %8)
%10 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([52 x i8], [52 x i8]* @.str, i64 0, i64 0), i64 %0, i8* %1, i32 %2, i32 %9)
%11 = load i32, i32* @EXIT_FAILURE
%12 = tail call i32 @exit(i32 %11)
unreachable
13: ; preds = %3
ret i8* %4
}