#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 test_to_run(char *s) {
  if (!strcmp("Write", s)) {
    return 0;
  }
  if (!strcmp("Read", s)) {
    return 1;
  }
  if (!strcmp("Copy", s)) {
    return 2;
  }
  if (!strcmp("ServerCopy", s)) {
    return 3;
  }
  return -1;
}


x86 assembly (clang, -O0):
<test_to_run>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x10(%rbp)
mov    -0x10(%rbp),%rsi
lea    0xed9(%rip),%rdi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    1141 <test_to_run+0x31>
movl   $0x0,-0x4(%rbp)
jmp    11b7 <test_to_run+0xa7>
mov    -0x10(%rbp),%rsi
lea    0xeba(%rip),%rdi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    1166 <test_to_run+0x56>
movl   $0x1,-0x4(%rbp)
jmp    11b7 <test_to_run+0xa7>
mov    -0x10(%rbp),%rsi
lea    0xea0(%rip),%rdi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    118b <test_to_run+0x7b>
movl   $0x2,-0x4(%rbp)
jmp    11b7 <test_to_run+0xa7>
mov    -0x10(%rbp),%rsi
lea    0xe75(%rip),%rdi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    11b0 <test_to_run+0xa0>
movl   $0x3,-0x4(%rbp)
jmp    11b7 <test_to_run+0xa7>
movl   $0xffffffff,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<test_to_run>:
push   %rbx
mov    %rdi,%rbx
lea    0xee5(%rip),%rdi
mov    %rbx,%rsi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1165 <test_to_run+0x55>
lea    0xed8(%rip),%rdi
mov    %rbx,%rsi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1169 <test_to_run+0x59>
lea    0xed0(%rip),%rdi
mov    %rbx,%rsi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1170 <test_to_run+0x60>
lea    0xeb7(%rip),%rdi
mov    %rbx,%rsi
call   1030 <strcmp@plt>
neg    %eax
sbb    %eax,%eax
or     $0x3,%eax
pop    %rbx
ret
xor    %eax,%eax
pop    %rbx
ret
mov    $0x1,%eax
pop    %rbx
ret
mov    $0x2,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [6 x i8] c"Write\00"
@.str.1 = [5 x i8] c"Read\00"
@.str.2 = [5 x i8] c"Copy\00"
@.str.3 = [11 x i8] c"ServerCopy\00"
define i32 @test_to_run(i8* %0) {
%2 = alloca i32
%3 = alloca i8*
store i8* %0, i8** %3
%4 = load i8*, i8** %3
%5 = call i32 @strcmp(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0), i8* %4)
%6 = icmp ne i32 %5, 0
br i1 %6, label %8, label %7
7: ; preds = %1
store i32 0, i32* %2
br label %24
8: ; preds = %1
%9 = load i8*, i8** %3
%10 = call i32 @strcmp(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i8* %9)
%11 = icmp ne i32 %10, 0
br i1 %11, label %13, label %12
12: ; preds = %8
store i32 1, i32* %2
br label %24
13: ; preds = %8
%14 = load i8*, i8** %3
%15 = call i32 @strcmp(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i64 0, i64 0), i8* %14)
%16 = icmp ne i32 %15, 0
br i1 %16, label %18, label %17
17: ; preds = %13
store i32 2, i32* %2
br label %24
18: ; preds = %13
%19 = load i8*, i8** %3
%20 = call i32 @strcmp(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.3, i64 0, i64 0), i8* %19)
%21 = icmp ne i32 %20, 0
br i1 %21, label %23, label %22
22: ; preds = %18
store i32 3, i32* %2
br label %24
23: ; preds = %18
store i32 -1, i32* %2
br label %24
24: ; preds = %23, %22, %17, %12, %7
%25 = load i32, i32* %2
ret i32 %25
}

LLVM IR (-O2):
@.str = [6 x i8] c"Write\00"
@.str.1 = [5 x i8] c"Read\00"
@.str.2 = [5 x i8] c"Copy\00"
@.str.3 = [11 x i8] c"ServerCopy\00"
define i32 @test_to_run(i8* nocapture %0) {
%2 = tail call i32 @strcmp(i8* dereferenceable(6) getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0), i8* dereferenceable(1) %0)
%3 = icmp eq i32 %2, 0
br i1 %3, label %14, label %4
4: ; preds = %1
%5 = tail call i32 @strcmp(i8* dereferenceable(5) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i8* dereferenceable(1) %0)
%6 = icmp eq i32 %5, 0
br i1 %6, label %14, label %7
7: ; preds = %4
%8 = tail call i32 @strcmp(i8* dereferenceable(5) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i64 0, i64 0), i8* dereferenceable(1) %0)
%9 = icmp eq i32 %8, 0
br i1 %9, label %14, label %10
10: ; preds = %7
%11 = tail call i32 @strcmp(i8* dereferenceable(11) getelementptr inbounds ([11 x i8], [11 x i8]* @.str.3, i64 0, i64 0), i8* dereferenceable(1) %0)
%12 = icmp eq i32 %11, 0
%13 = select i1 %12, i32 3, i32 -1
br label %14
14: ; preds = %10, %7, %4, %1
%15 = phi i32 [ 0, %1 ], [ 1, %4 ], [ 2, %7 ], [ %13, %10 ]
ret i32 %15
}