#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 *);
char *strtok(int /*<<< orphan*/ *, char *);
int keyboard_keyword_vshiftl(void) {
  char *p;
  p = strtok(NULL, " \t,\r");
  if (!strcmp(p, "RSHIFT")) {
    return 1;
  } else if (!strcmp(p, "LSHIFT")) {
    return 2;
  } else {
    return 0;
  }
}


x86 assembly (clang, -O0):
<keyboard_keyword_vshiftl>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
xor    %eax,%eax
mov    %eax,%edi
lea    0xecd(%rip),%rsi
call   1040 <strtok@plt>
mov    %rax,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
lea    0xebe(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    1161 <keyboard_keyword_vshiftl+0x41>
movl   $0x1,-0x4(%rbp)
jmp    118d <keyboard_keyword_vshiftl+0x6d>
mov    -0x10(%rbp),%rdi
lea    0xea0(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    1186 <keyboard_keyword_vshiftl+0x66>
movl   $0x2,-0x4(%rbp)
jmp    118d <keyboard_keyword_vshiftl+0x6d>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<keyboard_keyword_vshiftl>:
push   %rbx
lea    0xed8(%rip),%rsi
xor    %edi,%edi
call   1040 <strtok@plt>
mov    %rax,%rbx
lea    0xecc(%rip),%rsi
mov    %rax,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1161 <keyboard_keyword_vshiftl+0x41>
lea    0xec0(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
mov    %eax,%ecx
xor    %eax,%eax
test   %ecx,%ecx
sete   %al
add    %eax,%eax
pop    %rbx
ret
mov    $0x1,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [5 x i8] c" \09,\0D\00"
@.str.1 = [7 x i8] c"RSHIFT\00"
@.str.2 = [7 x i8] c"LSHIFT\00"
define i32 @keyboard_keyword_vshiftl() {
%1 = alloca i32
%2 = alloca i8*
%3 = call i8* @strtok(i32* null, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0))
store i8* %3, i8** %2
%4 = load i8*, i8** %2
%5 = call i32 @strcmp(i8* %4, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0))
%6 = icmp ne i32 %5, 0
br i1 %6, label %8, label %7
7: ; preds = %0
store i32 1, i32* %1
br label %14
8: ; preds = %0
%9 = load i8*, i8** %2
%10 = call i32 @strcmp(i8* %9, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.2, i64 0, i64 0))
%11 = icmp ne i32 %10, 0
br i1 %11, label %13, label %12
12: ; preds = %8
store i32 2, i32* %1
br label %14
13: ; preds = %8
store i32 0, i32* %1
br label %14
14: ; preds = %13, %12, %7
%15 = load i32, i32* %1
ret i32 %15
}

LLVM IR (-O2):
@.str = [5 x i8] c" \09,\0D\00"
@.str.1 = [7 x i8] c"RSHIFT\00"
@.str.2 = [7 x i8] c"LSHIFT\00"
define i32 @keyboard_keyword_vshiftl() {
%1 = tail call i8* @strtok(i32* null, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0))
%2 = tail call i32 @strcmp(i8* dereferenceable(1) %1, i8* dereferenceable(7) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0))
%3 = icmp eq i32 %2, 0
br i1 %3, label %8, label %4
4: ; preds = %0
%5 = tail call i32 @strcmp(i8* dereferenceable(1) %1, i8* dereferenceable(7) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.2, i64 0, i64 0))
%6 = icmp eq i32 %5, 0
%7 = select i1 %6, i32 2, i32 0
br label %8
8: ; preds = %4, %0
%9 = phi i32 [ 1, %0 ], [ %7, %4 ]
ret i32 %9
}