#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*/ strcmp(char *, char *);
int monthCode(char *month) {
  char *months[] = {"January",   "February", "March",    "April",
                    "May",       "June",     "July",     "August",
                    "September", "October",  "November", "December"};
  for (int i = 0; i < 12; i++) {
    if (!strcmp(month, months[i])) {
      return i;
    }
  }
}


x86 assembly (clang, -O0):
<monthCode>:
push   %rbp
mov    %rsp,%rbp
sub    $0x80,%rsp
mov    %rdi,-0x10(%rbp)
lea    -0x70(%rbp),%rdi
lea    0x2c86(%rip),%rsi
mov    $0x60,%edx
call   1040 <memcpy@plt>
movl   $0x0,-0x74(%rbp)
cmpl   $0xc,-0x74(%rbp)
jge    118e <monthCode+0x6e>
mov    -0x10(%rbp),%rdi
movslq -0x74(%rbp),%rax
mov    -0x70(%rbp,%rax,8),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    117b <monthCode+0x5b>
mov    -0x74(%rbp),%eax
mov    %eax,-0x4(%rbp)
jmp    118e <monthCode+0x6e>
jmp    1180 <monthCode+0x60>
mov    -0x74(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x74(%rbp)
jmp    114b <monthCode+0x2b>
mov    -0x4(%rbp),%eax
add    $0x80,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<monthCode>:
push   %rbx
mov    %rdi,%rbx
lea    0xee5(%rip),%rsi
call   1030 <strcmp@plt>
test   %eax,%eax
je     121e <monthCode+0x10e>
lea    0xed9(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1222 <monthCode+0x112>
lea    0xecb(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1229 <monthCode+0x119>
lea    0xeba(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1230 <monthCode+0x120>
lea    0xea9(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1237 <monthCode+0x127>
lea    0xe96(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     123e <monthCode+0x12e>
lea    0xe84(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1245 <monthCode+0x135>
lea    0xe72(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     124c <monthCode+0x13c>
lea    0xe62(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1253 <monthCode+0x143>
lea    0xe59(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     125a <monthCode+0x14a>
lea    0xe4e(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1261 <monthCode+0x151>
lea    0xe44(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
cmp    $0x1,%eax
mov    $0xc,%eax
sbb    $0x0,%eax
pop    %rbx
ret
xor    %eax,%eax
pop    %rbx
ret
mov    $0x1,%eax
pop    %rbx
ret
mov    $0x2,%eax
pop    %rbx
ret
mov    $0x3,%eax
pop    %rbx
ret
mov    $0x4,%eax
pop    %rbx
ret
mov    $0x5,%eax
pop    %rbx
ret
mov    $0x6,%eax
pop    %rbx
ret
mov    $0x7,%eax
pop    %rbx
ret
mov    $0x8,%eax
pop    %rbx
ret
mov    $0x9,%eax
pop    %rbx
ret
mov    $0xa,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [8 x i8] c"January\00"
@.str.1 = [9 x i8] c"February\00"
@.str.2 = [6 x i8] c"March\00"
@.str.3 = [6 x i8] c"April\00"
@.str.4 = [4 x i8] c"May\00"
@.str.5 = [5 x i8] c"June\00"
@.str.6 = [5 x i8] c"July\00"
@.str.7 = [7 x i8] c"August\00"
@.str.8 = [10 x i8] c"September\00"
@.str.9 = [8 x i8] c"October\00"
@.str.10 = [9 x i8] c"November\00"
@.str.11 = [9 x i8] c"December\00"
@__const.monthCode.months = [12 x i8*] [i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i32 0, i32 0), i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.1, i32 0, i32 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i32 0, i32 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.3, i32 0, i32 0), i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i32 0, i32 0), i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.5, i32 0, i32 0), i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.6, i32 0, i32 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.7, i32 0, i32 0), i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.8, i32 0, i32 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.9, i32 0, i32 0), i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.10, i32 0, i32 0), i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.11, i32 0, i32 0)]
define i32 @monthCode(i8* %0) {
%2 = alloca i32
%3 = alloca i8*
%4 = alloca [12 x i8*]
%5 = alloca i32
store i8* %0, i8** %3
%6 = bitcast [12 x i8*]* %4 to i8*
store i32 0, i32* %5
br label %7
7: ; preds = %21, %1
%8 = load i32, i32* %5
%9 = icmp slt i32 %8, 12
br i1 %9, label %10, label %24
10: ; preds = %7
%11 = load i8*, i8** %3
%12 = load i32, i32* %5
%13 = sext i32 %12 to i64
%14 = getelementptr inbounds [12 x i8*], [12 x i8*]* %4, i64 0, i64 %13
%15 = load i8*, i8** %14
%16 = call i32 @strcmp(i8* %11, i8* %15)
%17 = icmp ne i32 %16, 0
br i1 %17, label %20, label %18
18: ; preds = %10
%19 = load i32, i32* %5
store i32 %19, i32* %2
br label %24
20: ; preds = %10
br label %21
21: ; preds = %20
%22 = load i32, i32* %5
%23 = add nsw i32 %22, 1
store i32 %23, i32* %5
br label %7
24: ; preds = %18, %7
%25 = load i32, i32* %2
ret i32 %25
}

LLVM IR (-O2):
@.str = [8 x i8] c"January\00"
@.str.1 = [9 x i8] c"February\00"
@.str.2 = [6 x i8] c"March\00"
@.str.3 = [6 x i8] c"April\00"
@.str.4 = [4 x i8] c"May\00"
@.str.5 = [5 x i8] c"June\00"
@.str.6 = [5 x i8] c"July\00"
@.str.7 = [7 x i8] c"August\00"
@.str.8 = [10 x i8] c"September\00"
@.str.9 = [8 x i8] c"October\00"
@.str.10 = [9 x i8] c"November\00"
@.str.11 = [9 x i8] c"December\00"
define i32 @monthCode(i8* nocapture %0) {
%2 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(8) getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%3 = icmp eq i32 %2, 0
br i1 %3, label %38, label %4
4: ; preds = %1
%5 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(9) getelementptr inbounds ([9 x i8], [9 x i8]* @.str.1, i64 0, i64 0))
%6 = icmp eq i32 %5, 0
br i1 %6, label %38, label %7
7: ; preds = %4
%8 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(6) getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0))
%9 = icmp eq i32 %8, 0
br i1 %9, label %38, label %10
10: ; preds = %7
%11 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(6) getelementptr inbounds ([6 x i8], [6 x i8]* @.str.3, i64 0, i64 0))
%12 = icmp eq i32 %11, 0
br i1 %12, label %38, label %13
13: ; preds = %10
%14 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(4) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0))
%15 = icmp eq i32 %14, 0
br i1 %15, label %38, label %16
16: ; preds = %13
%17 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(5) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.5, i64 0, i64 0))
%18 = icmp eq i32 %17, 0
br i1 %18, label %38, label %19
19: ; preds = %16
%20 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(5) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.6, i64 0, i64 0))
%21 = icmp eq i32 %20, 0
br i1 %21, label %38, label %22
22: ; preds = %19
%23 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(7) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.7, i64 0, i64 0))
%24 = icmp eq i32 %23, 0
br i1 %24, label %38, label %25
25: ; preds = %22
%26 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(10) getelementptr inbounds ([10 x i8], [10 x i8]* @.str.8, i64 0, i64 0))
%27 = icmp eq i32 %26, 0
br i1 %27, label %38, label %28
28: ; preds = %25
%29 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(8) getelementptr inbounds ([8 x i8], [8 x i8]* @.str.9, i64 0, i64 0))
%30 = icmp eq i32 %29, 0
br i1 %30, label %38, label %31
31: ; preds = %28
%32 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(9) getelementptr inbounds ([9 x i8], [9 x i8]* @.str.10, i64 0, i64 0))
%33 = icmp eq i32 %32, 0
br i1 %33, label %38, label %34
34: ; preds = %31
%35 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(9) getelementptr inbounds ([9 x i8], [9 x i8]* @.str.11, i64 0, i64 0))
%36 = icmp eq i32 %35, 0
%37 = select i1 %36, i32 11, i32 12
br label %38
38: ; preds = %34, %31, %28, %25, %22, %19, %16, %13, %10, %7, %4, %1
%39 = phi i32 [ 0, %1 ], [ 1, %4 ], [ 2, %7 ], [ 3, %10 ], [ 4, %13 ], [ 5, %16 ], [ 6, %19 ], [ 7, %22 ], [ 8, %25 ], [ 9, %28 ], [ 10, %31 ], [ %37, %34 ]
ret i32 %39
}