#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*/ printf(char *, char);
void main() {
  int j = 0;
  char k = 'e', d = 'r';
  int i = 22, jh = 33, mn = 44;
  char a[] = {'k', 'l', 'm'};
  char m = 'd';
  for (j = -1; j < 15; j++)
    printf("%d\n", a[j]);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movb   $0x65,-0x5(%rbp)
movb   $0x72,-0x6(%rbp)
movl   $0x16,-0xc(%rbp)
movl   $0x21,-0x10(%rbp)
movl   $0x2c,-0x14(%rbp)
mov    0xebd(%rip),%ax
mov    %ax,-0x17(%rbp)
mov    0xeb5(%rip),%al
mov    %al,-0x15(%rbp)
movb   $0x64,-0x18(%rbp)
movl   $0xffffffff,-0x4(%rbp)
cmpl   $0xf,-0x4(%rbp)
jge    1188 <main+0x78>
movslq -0x4(%rbp),%rax
lea    0xe93(%rip),%rdi
movsbl -0x17(%rbp,%rax,1),%esi
call   1030 <printf@plt>
mov    -0x4(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x4(%rbp)
jmp    115b <main+0x4b>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xee8(%rip),%rbx
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x6b,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x6c,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x6d,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
xor    %esi,%esi
pop    %rbx
jmp    1030 <printf@plt>

LLVM IR (-O0):
@__const.main.a = [3 x i8] c"klm"
@.str = [4 x i8] c"%d\0A\00"
define void @main() {
%1 = alloca i32
%2 = alloca i8
%3 = alloca i8
%4 = alloca i32
%5 = alloca i32
%6 = alloca i32
%7 = alloca [3 x i8]
%8 = alloca i8
store i32 0, i32* %1
store i8 101, i8* %2
store i8 114, i8* %3
store i32 22, i32* %4
store i32 33, i32* %5
store i32 44, i32* %6
%9 = bitcast [3 x i8]* %7 to i8*
store i8 100, i8* %8
store i32 -1, i32* %1
br label %10
10: ; preds = %19, %0
%11 = load i32, i32* %1
%12 = icmp slt i32 %11, 15
br i1 %12, label %13, label %22
13: ; preds = %10
%14 = load i32, i32* %1
%15 = sext i32 %14 to i64
%16 = getelementptr inbounds [3 x i8], [3 x i8]* %7, i64 0, i64 %15
%17 = load i8, i8* %16
%18 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext %17)
br label %19
19: ; preds = %13
%20 = load i32, i32* %1
%21 = add nsw i32 %20, 1
store i32 %21, i32* %1
br label %10
22: ; preds = %10
ret void
}

LLVM IR (-O2):
@.str = [4 x i8] c"%d\0A\00"
define void @main() {
%1 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%2 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext 107)
%3 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext 108)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext 109)
%5 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%7 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%8 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%9 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%10 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%11 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%12 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%13 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%14 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%15 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
%16 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8 signext undef)
ret void
}