#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 */
typedef int /*<<< orphan*/ states;

/* Variables and functions */
int /*<<< orphan*/ printf(char *, ...);
int main(int argc, char *argv[]) {
  int i = 0;
  for (i = 1; i < argc; i++) {
    printf("arg %d: %s\n", i, argv[i]);
  }
  char *states[] = {"California", "Oregon", "Washington", "Texas"};
  int num_states = (int)(sizeof(states) / sizeof(char *));
  for (i = 0; i < num_states + 1; i++) {
    printf("states %d: %s\n", i, states[i]);
  }
  printf("look I made a change!");
  return 0;
}


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,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    116b <main+0x5b>
mov    -0x14(%rbp),%esi
mov    -0x10(%rbp),%rax
movslq -0x14(%rbp),%rcx
mov    (%rax,%rcx,8),%rdx
lea    0xeaa(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1134 <main+0x24>
mov    0x2c8e(%rip),%rax
mov    %rax,-0x40(%rbp)
mov    0x2c8b(%rip),%rax
mov    %rax,-0x38(%rbp)
mov    0x2c88(%rip),%rax
mov    %rax,-0x30(%rbp)
mov    0x2c85(%rip),%rax
mov    %rax,-0x28(%rbp)
movl   $0x4,-0x44(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
mov    -0x44(%rbp),%ecx
add    $0x1,%ecx
cmp    %ecx,%eax
jge    11de <main+0xce>
mov    -0x14(%rbp),%esi
movslq -0x14(%rbp),%rax
mov    -0x40(%rbp,%rax,8),%rdx
lea    0xe66(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    11a5 <main+0x95>
lea    0xe59(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%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     1149 <main+0x39>
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
xor    %eax,%eax
call   1030 <printf@plt>
add    $0x1,%rbx
cmp    %rbx,%r12
jne    1130 <main+0x20>
lea    0xedf(%rip),%rbx
lea    0xeb5(%rip),%rdx
mov    %rbx,%rdi
xor    %esi,%esi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xead(%rip),%rdx
mov    %rbx,%rdi
mov    $0x1,%esi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xe9e(%rip),%rdx
mov    %rbx,%rdi
mov    $0x2,%esi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xe93(%rip),%rdx
mov    %rbx,%rdi
mov    $0x3,%esi
xor    %eax,%eax
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x4,%esi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xe83(%rip),%rdi
xor    %eax,%eax
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 = [11 x i8] c"California\00"
@.str.2 = [7 x i8] c"Oregon\00"
@.str.3 = [11 x i8] c"Washington\00"
@.str.4 = [6 x i8] c"Texas\00"
@__const.main.states = [4 x i8*] [i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.1, i32 0, i32 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.2, i32 0, i32 0), i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.3, i32 0, i32 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.4, i32 0, i32 0)]
@.str.5 = [15 x i8] c"states %d: %s\0A\00"
@.str.6 = [22 x i8] c"look I made a change!\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
%7 = alloca [4 x i8*]
%8 = 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* %6
br label %9
9: ; preds = %21, %2
%10 = load i32, i32* %6
%11 = load i32, i32* %4
%12 = icmp slt i32 %10, %11
br i1 %12, label %13, label %24
13: ; preds = %9
%14 = load i32, i32* %6
%15 = load i8**, i8*** %5
%16 = load i32, i32* %6
%17 = sext i32 %16 to i64
%18 = getelementptr inbounds i8*, i8** %15, i64 %17
%19 = load i8*, i8** %18
%20 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0), i32 %14, i8* %19)
br label %21
21: ; preds = %13
%22 = load i32, i32* %6
%23 = add nsw i32 %22, 1
store i32 %23, i32* %6
br label %9
24: ; preds = %9
%25 = bitcast [4 x i8*]* %7 to i8*
store i32 4, i32* %8
store i32 0, i32* %6
br label %26
26: ; preds = %38, %24
%27 = load i32, i32* %6
%28 = load i32, i32* %8
%29 = add nsw i32 %28, 1
%30 = icmp slt i32 %27, %29
br i1 %30, label %31, label %41
31: ; preds = %26
%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*]* %7, i64 0, i64 %34
%36 = load i8*, i8** %35
%37 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 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 %26
41: ; preds = %26
%42 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.6, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@.str = [12 x i8] c"arg %d: %s\0A\00"
@.str.1 = [11 x i8] c"California\00"
@.str.2 = [7 x i8] c"Oregon\00"
@.str.3 = [11 x i8] c"Washington\00"
@.str.4 = [6 x i8] c"Texas\00"
@.str.5 = [15 x i8] c"states %d: %s\0A\00"
@.str.6 = [22 x i8] c"look I made a change!\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 %13
6: ; preds = %13, %2
%7 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.5, i64 0, i64 0), i32 0, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.1, i64 0, i64 0))
%8 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.5, i64 0, i64 0), i32 1, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.2, i64 0, i64 0))
%9 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.5, i64 0, i64 0), i32 2, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.3, i64 0, i64 0))
%10 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.5, i64 0, i64 0), i32 3, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.4, i64 0, i64 0))
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.5, i64 0, i64 0), i32 4, i8* undef)
%12 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @.str.6, i64 0, i64 0))
ret i32 0
13: ; preds = %4, %13
%14 = phi i64 [ 1, %4 ], [ %19, %13 ]
%15 = getelementptr inbounds i8*, i8** %1, i64 %14
%16 = load i8*, i8** %15
%17 = trunc i64 %14 to i32
%18 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0), i32 %17, i8* %16)
%19 = add nuw nsw i64 %14, 1
%20 = icmp eq i64 %19, %5
br i1 %20, label %6, label %13
}