#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*/ enum_print();
int /*<<< orphan*/ printf(char *, ...);
int main(void) {
  enum { ONE, TWO, THREE, FOUR };
  printf("In main\n");
  printf("ONE"
         " = [%d]\n",
         (ONE));
  printf("TWO"
         " = [%d]\n",
         (TWO));
  printf("THREE"
         " = [%d]\n",
         (THREE));
  printf("\nOutside main\n");
  enum_print();
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec5(%rip),%rdi
xor    %esi,%esi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec1(%rip),%rdi
mov    $0x1,%esi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeba(%rip),%rdi
mov    $0x2,%esi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeb5(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    $0x0,%al
call   1040 <enum_print@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xeee(%rip),%rdi
call   1030 <puts@plt>
lea    0xebc(%rip),%rdi
xor    %esi,%esi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xeb8(%rip),%rdi
mov    $0x1,%esi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xeb1(%rip),%rdi
mov    $0x2,%esi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xeb4(%rip),%rdi
call   1030 <puts@plt>
xor    %eax,%eax
call   1050 <enum_print@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [9 x i8] c"In main\0A\00"
@.str.1 = [12 x i8] c"ONE = [%d]\0A\00"
@.str.2 = [12 x i8] c"TWO = [%d]\0A\00"
@.str.3 = [14 x i8] c"THREE = [%d]\0A\00"
@.str.4 = [15 x i8] c"\0AOutside main\0A\00"
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
%2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0))
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i32 0)
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i32 1)
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.3, i64 0, i64 0), i32 2)
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.4, i64 0, i64 0))
%7 = call i32 (...) @enum_print()
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [12 x i8] c"ONE = [%d]\0A\00"
@.str.2 = [12 x i8] c"TWO = [%d]\0A\00"
@.str.3 = [14 x i8] c"THREE = [%d]\0A\00"
@str = [8 x i8] c"In main\00"
@str.5 = [14 x i8] c"\0AOutside main\00"
define i32 @main() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([8 x i8], [8 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i32 0)
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i32 1)
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str.3, i64 0, i64 0), i32 2)
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @str.5, i64 0, i64 0))
%6 = tail call i32 (...) @enum_print()
ret i32 0
}