#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 rc_kill();
int main() {
  int ret = rc_kill();
  switch (ret) {
  case -2:
    printf("WARNING: invalid contents in PID_FILE\n");
    break;
  case -1:
    printf("Existing project failed to close and had to be killed.\n");
    break;
  case 0:
    printf("No existing roboticscape program is running.\n");
    break;
  case 1:
    printf("An existing program was running and shut down cleanly.\n");
    break;
  default:
    return 0;
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
xor    %eax,%eax
call   1040 <rc_kill@plt>
mov    %eax,-0x8(%rbp)
mov    -0x8(%rbp),%eax
add    $0x2,%eax
mov    %eax,%ecx
mov    %rcx,-0x10(%rbp)
sub    $0x3,%eax
ja     11a6 <main+0x86>
mov    -0x10(%rbp),%rax
lea    0xea7(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
jmp    *%rax
lea    0xea7(%rip),%rdi
call   1030 <printf@plt>
jmp    11b2 <main+0x92>
lea    0xebd(%rip),%rdi
call   1030 <printf@plt>
jmp    11b2 <main+0x92>
lea    0xee4(%rip),%rdi
call   1030 <printf@plt>
jmp    11b2 <main+0x92>
lea    0xf01(%rip),%rdi
call   1030 <printf@plt>
jmp    11b2 <main+0x92>
movl   $0x0,-0x4(%rbp)
jmp    11b9 <main+0x99>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
xor    %eax,%eax
call   1040 <rc_kill@plt>
add    $0x2,%eax
cmp    $0x3,%eax
ja     1145 <main+0x25>
cltq
lea    0xf8b(%rip),%rcx
movslq (%rcx,%rax,4),%rdi
add    %rcx,%rdi
call   1030 <puts@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [39 x i8] c"WARNING: invalid contents in PID_FILE\0A\00"
@.str.1 = [56 x i8] c"Existing project failed to close and had to be killed.\0A\00"
@.str.2 = [46 x i8] c"No existing roboticscape program is running.\0A\00"
@.str.3 = [56 x i8] c"An existing program was running and shut down cleanly.\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
store i32 0, i32* %1
%3 = call i32 (...) @rc_kill()
store i32 %3, i32* %2
%4 = load i32, i32* %2
switch i32 %4, label %13 [
i32 -2, label %5
i32 -1, label %7
i32 0, label %9
i32 1, label %11
]
5: ; preds = %0
%6 = call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str, i64 0, i64 0))
br label %14
7: ; preds = %0
%8 = call i32 @printf(i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str.1, i64 0, i64 0))
br label %14
9: ; preds = %0
%10 = call i32 @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.2, i64 0, i64 0))
br label %14
11: ; preds = %0
%12 = call i32 @printf(i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str.3, i64 0, i64 0))
br label %14
13: ; preds = %0
store i32 0, i32* %1
br label %15
14: ; preds = %11, %9, %7, %5
store i32 0, i32* %1
br label %15
15: ; preds = %14, %13
%16 = load i32, i32* %1
ret i32 %16
}

LLVM IR (-O2):
@str = [55 x i8] c"An existing program was running and shut down cleanly.\00"
@str.4 = [45 x i8] c"No existing roboticscape program is running.\00"
@str.5 = [55 x i8] c"Existing project failed to close and had to be killed.\00"
@str.6 = [38 x i8] c"WARNING: invalid contents in PID_FILE\00"
@reltable.main = [4 x i32] [i32 trunc (i64 sub (i64 ptrtoint ([38 x i8]* @str.6 to i64), i64 ptrtoint ([4 x i32]* @reltable.main to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([55 x i8]* @str.5 to i64), i64 ptrtoint ([4 x i32]* @reltable.main to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([45 x i8]* @str.4 to i64), i64 ptrtoint ([4 x i32]* @reltable.main to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([55 x i8]* @str to i64), i64 ptrtoint ([4 x i32]* @reltable.main to i64)) to i32)]
define i32 @main() {
%1 = tail call i32 (...) @rc_kill()
%2 = add i32 %1, 2
%3 = icmp ult i32 %2, 4
br i1 %3, label %4, label %9
4: ; preds = %0
%5 = sext i32 %2 to i64
%6 = shl i64 %5, 2
%7 = call i8* @llvm.load.relative.i64(i8* bitcast ([4 x i32]* @reltable.main to i8*), i64 %6)
%8 = tail call i32 @puts(i8* dereferenceable(1) %7)
br label %9
9: ; preds = %0, %4
ret i32 0
}