#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;
  while (i < argc) {
    printf("arg %d: %s\n", i, argv[i]);
    ++i;
  }
  char *states[] = {"California", "Oregon", "Washington", "Texas"};
  int num_states = 4;
  i = 0;
  while (i < num_states) {
    printf("state %d: %s\n", i, states[i]);
    ++i;
  }
  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)
mov    -0x14(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    1162 <main+0x52>
mov    -0x14(%rbp),%esi
mov    -0x10(%rbp),%rax
movslq -0x14(%rbp),%rcx
mov    (%rax,%rcx,8),%rdx
lea    0xeb1(%rip),%rdi
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    112d <main+0x1d>
mov    0x2c97(%rip),%rax
mov    %rax,-0x40(%rbp)
mov    0x2c94(%rip),%rax
mov    %rax,-0x38(%rbp)
mov    0x2c91(%rip),%rax
mov    %rax,-0x30(%rbp)
mov    0x2c8e(%rip),%rax
mov    %rax,-0x28(%rbp)
movl   $0x4,-0x44(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x44(%rbp),%eax
jge    11ce <main+0xbe>
mov    -0x14(%rbp),%esi
movslq -0x14(%rbp),%rax
mov    -0x40(%rbp,%rax,8),%rdx
lea    0xe74(%rip),%rdi
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    119c <main+0x8c>
xor    %eax,%eax
add    $0x50,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %r12
push   %rbx
push   %rax
test   %edi,%edi
jle    1147 <main+0x37>
mov    %rsi,%r14
mov    %edi,%r12d
xor    %ebx,%ebx
lea    0xed5(%rip),%r15
nopl   0x0(%rax,%rax,1)
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    0xee1(%rip),%rbx
lea    0xeb7(%rip),%rdx
mov    %rbx,%rdi
xor    %esi,%esi
call   1030 <printf@plt>
lea    0xeb1(%rip),%rdx
mov    %rbx,%rdi
mov    $0x1,%esi
call   1030 <printf@plt>
lea    0xea4(%rip),%rdx
mov    %rbx,%rdi
mov    $0x2,%esi
call   1030 <printf@plt>
lea    0xe9b(%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 = [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 = [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 [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
br label %9
9: ; preds = %13, %2
%10 = load i32, i32* %6
%11 = load i32, i32* %4
%12 = icmp slt i32 %10, %11
br i1 %12, label %13, label %23
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 @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0), i32 %14, i8* %19)
%21 = load i32, i32* %6
%22 = add nsw i32 %21, 1
store i32 %22, i32* %6
br label %9
23: ; preds = %9
%24 = bitcast [4 x i8*]* %7 to i8*
store i32 4, i32* %8
store i32 0, i32* %6
br label %25
25: ; preds = %29, %23
%26 = load i32, i32* %6
%27 = load i32, i32* %8
%28 = icmp slt i32 %26, %27
br i1 %28, label %29, label %38
29: ; preds = %25
%30 = load i32, i32* %6
%31 = load i32, i32* %6
%32 = sext i32 %31 to i64
%33 = getelementptr inbounds [4 x i8*], [4 x i8*]* %7, i64 0, i64 %32
%34 = load i8*, i8** %33
%35 = call i32 @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.5, i64 0, i64 0), i32 %30, i8* %34)
%36 = load i32, i32* %6
%37 = add nsw i32 %36, 1
store i32 %37, i32* %6
br label %25
38: ; preds = %25
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 = [14 x i8] c"state %d: %s\0A\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp sgt i32 %0, 0
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 ([11 x i8], [11 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 ([7 x i8], [7 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 ([11 x i8], [11 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 ([6 x i8], [6 x i8]* @.str.4, i64 0, i64 0))
ret i32 0
11: ; preds = %4, %11
%12 = phi i64 [ 0, %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
}