#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 *, int, char *);
int main(int argc, char *argv[]) {
  int i = 0;
  for (int i = 1; i < argc; ++i) {
    printf("arg %d: %s\n", i, argv[i]);
  }
  char *states[] = {"C", "O", "W", "T"};
  int num_states = 4;
  for (i = 0; i < num_states; ++i) {
    printf("state %d: %s\n", i, states[i]);
  }
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x50,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
movl   $0x1,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    1169 <main+0x59>
mov    -0x18(%rbp),%esi
mov    -0x10(%rbp),%rax
movslq -0x18(%rbp),%rcx
mov    (%rax,%rcx,8),%rdx
lea    0xeaa(%rip),%rdi
call   1030 <printf@plt>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    1134 <main+0x24>
mov    0x2c90(%rip),%rax
mov    %rax,-0x40(%rbp)
mov    0x2c8d(%rip),%rax
mov    %rax,-0x38(%rbp)
mov    0x2c8a(%rip),%rax
mov    %rax,-0x30(%rbp)
mov    0x2c87(%rip),%rax
mov    %rax,-0x28(%rbp)
movl   $0x4,-0x44(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x44(%rbp),%eax
jge    11d5 <main+0xc5>
mov    -0x14(%rbp),%esi
movslq -0x14(%rbp),%rax
mov    -0x40(%rbp,%rax,8),%rdx
lea    0xe52(%rip),%rdi
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    11a3 <main+0x93>
mov    -0x4(%rbp),%eax
add    $0x50,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %r12
push   %rbx
push   %rax
cmp    $0x2,%edi
jl     1147 <main+0x37>
mov    %rsi,%r14
mov    %edi,%r12d
mov    $0x1,%ebx
lea    0xed1(%rip),%r15
nop
mov    (%r14,%rbx,8),%rdx
mov    %r15,%rdi
mov    %ebx,%esi
call   1030 <printf@plt>
add    $0x1,%rbx
cmp    %rbx,%r12
jne    1130 <main+0x20>
lea    0xec6(%rip),%rbx
lea    0xeb7(%rip),%rdx
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
lea    0xea8(%rip),%rdx
mov    %rbx,%rdi
mov    $0x1,%esi
call   1030 <printf@plt>
lea    0xe96(%rip),%rdx
mov    %rbx,%rdi
mov    $0x2,%esi
call   1030 <printf@plt>
lea    0xe84(%rip),%rdx
mov    %rbx,%rdi
mov    $0x3,%esi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
@.str = [12 x i8] c"arg %d: %s\0A\00"
@.str.1 = [2 x i8] c"C\00"
@.str.2 = [2 x i8] c"O\00"
@.str.3 = [2 x i8] c"W\00"
@.str.4 = [2 x i8] c"T\00"
@__const.main.states = [4 x i8*] [i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i32 0, i32 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i32 0, i32 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i32 0, i32 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.4, i32 0, i32 0)]
@.str.5 = [14 x i8] c"state %d: %s\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
%7 = alloca i32
%8 = alloca [4 x i8*]
%9 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
store i32 0, i32* %6
store i32 1, i32* %7
br label %10
10: ; preds = %22, %2
%11 = load i32, i32* %7
%12 = load i32, i32* %4
%13 = icmp slt i32 %11, %12
br i1 %13, label %14, label %25
14: ; preds = %10
%15 = load i32, i32* %7
%16 = load i8**, i8*** %5
%17 = load i32, i32* %7
%18 = sext i32 %17 to i64
%19 = getelementptr inbounds i8*, i8** %16, i64 %18
%20 = load i8*, i8** %19
%21 = call i32 @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0), i32 %15, i8* %20)
br label %22
22: ; preds = %14
%23 = load i32, i32* %7
%24 = add nsw i32 %23, 1
store i32 %24, i32* %7
br label %10
25: ; preds = %10
%26 = bitcast [4 x i8*]* %8 to i8*
store i32 4, i32* %9
store i32 0, i32* %6
br label %27
27: ; preds = %38, %25
%28 = load i32, i32* %6
%29 = load i32, i32* %9
%30 = icmp slt i32 %28, %29
br i1 %30, label %31, label %41
31: ; preds = %27
%32 = load i32, i32* %6
%33 = load i32, i32* %6
%34 = sext i32 %33 to i64
%35 = getelementptr inbounds [4 x i8*], [4 x i8*]* %8, i64 0, i64 %34
%36 = load i8*, i8** %35
%37 = call i32 @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.5, i64 0, i64 0), i32 %32, i8* %36)
br label %38
38: ; preds = %31
%39 = load i32, i32* %6
%40 = add nsw i32 %39, 1
store i32 %40, i32* %6
br label %27
41: ; preds = %27
%42 = load i32, i32* %3
ret i32 %42
}

LLVM IR (-O2):
@.str = [12 x i8] c"arg %d: %s\0A\00"
@.str.1 = [2 x i8] c"C\00"
@.str.2 = [2 x i8] c"O\00"
@.str.3 = [2 x i8] c"W\00"
@.str.4 = [2 x i8] c"T\00"
@.str.5 = [14 x i8] c"state %d: %s\0A\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp sgt i32 %0, 1
br i1 %3, label %4, label %6
4: ; preds = %2
%5 = zext i32 %0 to i64
br label %11
6: ; preds = %11, %2
%7 = tail call i32 @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.5, i64 0, i64 0), i32 0, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%8 = tail call i32 @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.5, i64 0, i64 0), i32 1, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%9 = tail call i32 @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.5, i64 0, i64 0), i32 2, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
%10 = tail call i32 @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.5, i64 0, i64 0), i32 3, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.4, i64 0, i64 0))
ret i32 0
11: ; preds = %4, %11
%12 = phi i64 [ 1, %4 ], [ %17, %11 ]
%13 = getelementptr inbounds i8*, i8** %1, i64 %12
%14 = load i8*, i8** %13
%15 = trunc i64 %12 to i32
%16 = tail call i32 @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0), i32 %15, i8* %14)
%17 = add nuw nsw i64 %12, 1
%18 = icmp eq i64 %17, %5
br i1 %18, label %6, label %11
}