#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 */
struct utimbuf {
  int actime;
  int modtime;
};

/* Variables and functions */
int errno;
int /*<<< orphan*/ fflush(int /*<<< orphan*/ *);
int handle_zng(int);
int /*<<< orphan*/ printf(char *, ...);
int utime(char *, struct utimbuf *);
int utime_test(char *file, struct utimbuf *times) {
  int ret, save_errno;
  int passed;
  printf("utime(): file=%s, times=0x%p\n",
         (((file) == NULL) ? "(null)" : (file)), times);
  fflush(NULL);
  passed = handle_zng(ret = utime(file, times));
  save_errno = errno;
  switch (passed) {
  case -1:
    printf("\t\tret = %d\n", ret);
    printf("\tSucceeded Phase 1\n");
    fflush(NULL);
    break;
  case 0:
    printf("\t\tactime = %u\n", times->actime);
    printf("\t\tmodtime = %u\n", times->modtime);
    printf("\t\tret = %d\n", ret);
    printf("\tSucceeded Phase 1\n");
    fflush(NULL);
    break;
  case -2:
    printf("\tFailed Phase 1: returned undefined value! "
           "ret = %d\n",
           ret);
    fflush(NULL);
    break;
  default:
    printf("Internal syscalltester error: passed = %d\n", passed);
    fflush(NULL);
    break;
  }
  errno = save_errno;
  return ret;
}


x86 assembly (clang, -O0):
<utime_test>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpq   $0x0,-0x8(%rbp)
jne    116b <utime_test+0x2b>
lea    0xebc(%rip),%rax
mov    %rax,-0x28(%rbp)
jmp    1173 <utime_test+0x33>
mov    -0x8(%rbp),%rax
mov    %rax,-0x28(%rbp)
mov    -0x28(%rbp),%rsi
mov    -0x10(%rbp),%rdx
lea    0xe7e(%rip),%rdi
xor    %eax,%eax
mov    %eax,-0x30(%rbp)
call   1050 <printf@plt>
mov    -0x30(%rbp),%eax
mov    %eax,%edi
call   1060 <fflush@plt>
mov    -0x8(%rbp),%rdi
mov    -0x10(%rbp),%rsi
call   1030 <utime@plt>
mov    %eax,%edi
mov    %edi,-0x14(%rbp)
call   1040 <handle_zng@plt>
mov    %eax,-0x1c(%rbp)
mov    0x2e29(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x18(%rbp)
mov    -0x1c(%rbp),%eax
mov    %eax,-0x2c(%rbp)
sub    $0xfffffffe,%eax
je     1274 <utime_test+0x134>
jmp    11d0 <utime_test+0x90>
mov    -0x2c(%rbp),%eax
sub    $0xffffffff,%eax
je     11f1 <utime_test+0xb1>
jmp    11e1 <utime_test+0xa1>
mov    -0x2c(%rbp),%eax
test   %eax,%eax
je     121e <utime_test+0xde>
jmp    1293 <utime_test+0x153>
mov    -0x14(%rbp),%esi
lea    0xe2a(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xe28(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
xor    %eax,%eax
mov    %eax,%edi
call   1060 <fflush@plt>
jmp    12ad <utime_test+0x16d>
mov    -0x10(%rbp),%rax
mov    (%rax),%esi
lea    0xe1a(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%esi
lea    0xe14(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0x14(%rbp),%esi
lea    0xdd4(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xdd2(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
xor    %eax,%eax
mov    %eax,%edi
call   1060 <fflush@plt>
jmp    12ad <utime_test+0x16d>
mov    -0x14(%rbp),%esi
lea    0xde6(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
xor    %eax,%eax
mov    %eax,%edi
call   1060 <fflush@plt>
jmp    12ad <utime_test+0x16d>
mov    -0x1c(%rbp),%esi
lea    0xdfc(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
xor    %eax,%eax
mov    %eax,%edi
call   1060 <fflush@plt>
mov    -0x18(%rbp),%ecx
mov    0x2d29(%rip),%rax
mov    %ecx,(%rax)
mov    -0x14(%rbp),%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<utime_test>:
push   %rbp
push   %r15
push   %r14
push   %rbx
push   %rax
mov    %rsi,%rbx
mov    %rdi,%rbp
test   %rdi,%rdi
lea    0xeb7(%rip),%rsi
cmovne %rdi,%rsi
lea    0xe8e(%rip),%rdi
mov    %rbx,%rdx
xor    %eax,%eax
call   1060 <printf@plt>
xor    %edi,%edi
call   1070 <fflush@plt>
mov    %rbp,%rdi
mov    %rbx,%rsi
call   1030 <utime@plt>
mov    %eax,%ebp
mov    %eax,%edi
call   1050 <handle_zng@plt>
mov    0x2e42(%rip),%r14
mov    (%r14),%r15d
cmp    $0xfffffffe,%eax
je     11ba <utime_test+0x6a>
test   %eax,%eax
je     11cc <utime_test+0x7c>
cmp    $0xffffffff,%eax
je     11ed <utime_test+0x9d>
lea    0xecf(%rip),%rdi
mov    %eax,%esi
jmp    11c3 <utime_test+0x73>
lea    0xe8f(%rip),%rdi
mov    %ebp,%esi
xor    %eax,%eax
call   1060 <printf@plt>
jmp    1209 <utime_test+0xb9>
mov    (%rbx),%esi
lea    0xe5c(%rip),%rdi
xor    %eax,%eax
call   1060 <printf@plt>
mov    0x4(%rbx),%esi
lea    0xe5a(%rip),%rdi
xor    %eax,%eax
call   1060 <printf@plt>
lea    0xe31(%rip),%rdi
mov    %ebp,%esi
xor    %eax,%eax
call   1060 <printf@plt>
lea    0xeac(%rip),%rdi
call   1040 <puts@plt>
xor    %edi,%edi
call   1070 <fflush@plt>
mov    %r15d,(%r14)
mov    %ebp,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
%struct.utimbuf = type { i32, i32 }
@.str = [30 x i8] c"utime(): file=%s, times=0x%p\0A\00"
@.str.1 = [7 x i8] c"(null)\00"
@errno = global i32 0
@.str.2 = [12 x i8] c"\09\09ret = %d\0A\00"
@.str.3 = [20 x i8] c"\09Succeeded Phase 1\0A\00"
@.str.4 = [15 x i8] c"\09\09actime = %u\0A\00"
@.str.5 = [16 x i8] c"\09\09modtime = %u\0A\00"
@.str.6 = [53 x i8] c"\09Failed Phase 1: returned undefined value! ret = %d\0A\00"
@.str.7 = [43 x i8] c"Internal syscalltester error: passed = %d\0A\00"
define i32 @utime_test(i8* %0, %struct.utimbuf* %1) {
%3 = alloca i8*
%4 = alloca %struct.utimbuf*
%5 = alloca i32
%6 = alloca i32
%7 = alloca i32
store i8* %0, i8** %3
store %struct.utimbuf* %1, %struct.utimbuf** %4
%8 = load i8*, i8** %3
%9 = icmp eq i8* %8, null
br i1 %9, label %10, label %11
10: ; preds = %2
br label %13
11: ; preds = %2
%12 = load i8*, i8** %3
br label %13
13: ; preds = %11, %10
%14 = phi i8* [ getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), %10 ], [ %12, %11 ]
%15 = load %struct.utimbuf*, %struct.utimbuf** %4
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0), i8* %14, %struct.utimbuf* %15)
%17 = call i32 @fflush(i32* null)
%18 = load i8*, i8** %3
%19 = load %struct.utimbuf*, %struct.utimbuf** %4
%20 = call i32 @utime(i8* %18, %struct.utimbuf* %19)
store i32 %20, i32* %5
%21 = call i32 @handle_zng(i32 %20)
store i32 %21, i32* %7
%22 = load i32, i32* @errno
store i32 %22, i32* %6
%23 = load i32, i32* %7
switch i32 %23, label %46 [
i32 -1, label %24
i32 0, label %29
i32 -2, label %42
]
24: ; preds = %13
%25 = load i32, i32* %5
%26 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i32 %25)
%27 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.3, i64 0, i64 0))
%28 = call i32 @fflush(i32* null)
br label %50
29: ; preds = %13
%30 = load %struct.utimbuf*, %struct.utimbuf** %4
%31 = getelementptr inbounds %struct.utimbuf, %struct.utimbuf* %30, i32 0, i32 0
%32 = load i32, i32* %31
%33 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.4, i64 0, i64 0), i32 %32)
%34 = load %struct.utimbuf*, %struct.utimbuf** %4
%35 = getelementptr inbounds %struct.utimbuf, %struct.utimbuf* %34, i32 0, i32 1
%36 = load i32, i32* %35
%37 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.5, i64 0, i64 0), i32 %36)
%38 = load i32, i32* %5
%39 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i32 %38)
%40 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.3, i64 0, i64 0))
%41 = call i32 @fflush(i32* null)
br label %50
42: ; preds = %13
%43 = load i32, i32* %5
%44 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str.6, i64 0, i64 0), i32 %43)
%45 = call i32 @fflush(i32* null)
br label %50
46: ; preds = %13
%47 = load i32, i32* %7
%48 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([43 x i8], [43 x i8]* @.str.7, i64 0, i64 0), i32 %47)
%49 = call i32 @fflush(i32* null)
br label %50
50: ; preds = %46, %42, %29, %24
%51 = load i32, i32* %6
store i32 %51, i32* @errno
%52 = load i32, i32* %5
ret i32 %52
}

LLVM IR (-O2):
%struct.utimbuf = type { i32, i32 }
@.str = [30 x i8] c"utime(): file=%s, times=0x%p\0A\00"
@.str.1 = [7 x i8] c"(null)\00"
@errno = global i32 0
@.str.2 = [12 x i8] c"\09\09ret = %d\0A\00"
@.str.4 = [15 x i8] c"\09\09actime = %u\0A\00"
@.str.5 = [16 x i8] c"\09\09modtime = %u\0A\00"
@.str.6 = [53 x i8] c"\09Failed Phase 1: returned undefined value! ret = %d\0A\00"
@.str.7 = [43 x i8] c"Internal syscalltester error: passed = %d\0A\00"
@str.8 = [19 x i8] c"\09Succeeded Phase 1\00"
define i32 @utime_test(i8* %0, %struct.utimbuf* %1) {
%3 = icmp eq i8* %0, null
%4 = select i1 %3, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i8* %0
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0), i8* %4, %struct.utimbuf* %1)
%6 = tail call i32 @fflush(i32* null)
%7 = tail call i32 @utime(i8* %0, %struct.utimbuf* %1)
%8 = tail call i32 @handle_zng(i32 %7)
%9 = load i32, i32* @errno
switch i32 %8, label %24 [
i32 -1, label %10
i32 0, label %13
i32 -2, label %22
]
10: ; preds = %2
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i32 %7)
%12 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @str.8, i64 0, i64 0))
br label %26
13: ; preds = %2
%14 = getelementptr inbounds %struct.utimbuf, %struct.utimbuf* %1, i64 0, i32 0
%15 = load i32, i32* %14
%16 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.4, i64 0, i64 0), i32 %15)
%17 = getelementptr inbounds %struct.utimbuf, %struct.utimbuf* %1, i64 0, i32 1
%18 = load i32, i32* %17
%19 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.5, i64 0, i64 0), i32 %18)
%20 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i32 %7)
%21 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @str.8, i64 0, i64 0))
br label %26
22: ; preds = %2
%23 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([53 x i8], [53 x i8]* @.str.6, i64 0, i64 0), i32 %7)
br label %26
24: ; preds = %2
%25 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([43 x i8], [43 x i8]* @.str.7, i64 0, i64 0), i32 %8)
br label %26
26: ; preds = %24, %22, %13, %10
%27 = tail call i32 @fflush(i32* null)
store i32 %9, i32* @errno
ret i32 %7
}