#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*/ exit(int /*<<< orphan*/);
int /*<<< orphan*/ printf(char *);
int /*<<< orphan*/ test_stpncpy(char *);
int main(int argc, char *argv[]) {
  printf("1..3\n");
  test_stpncpy("");
  printf("ok 1 - stpncpy\n");
  test_stpncpy("foo");
  printf("ok 2 - stpncpy\n");
  test_stpncpy("glorp");
  printf("ok 3 - stpncpy\n");
  exit(0);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
lea    0xeb3(%rip),%rdi
call   1030 <printf@plt>
lea    0xeac(%rip),%rdi
call   1050 <test_stpncpy@plt>
lea    0xea1(%rip),%rdi
call   1030 <printf@plt>
lea    0xea5(%rip),%rdi
call   1050 <test_stpncpy@plt>
lea    0xe9d(%rip),%rdi
call   1030 <printf@plt>
lea    0xea1(%rip),%rdi
call   1050 <test_stpncpy@plt>
lea    0xe9b(%rip),%rdi
call   1030 <printf@plt>
xor    %edi,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xed2(%rip),%rdi
call   1030 <puts@plt>
lea    0xeca(%rip),%rdi
call   1050 <test_stpncpy@plt>
lea    0xebf(%rip),%rdi
call   1030 <puts@plt>
lea    0xea4(%rip),%rdi
call   1050 <test_stpncpy@plt>
lea    0xeb6(%rip),%rdi
call   1030 <puts@plt>
lea    0xe90(%rip),%rdi
call   1050 <test_stpncpy@plt>
lea    0xead(%rip),%rdi
call   1030 <puts@plt>
xor    %edi,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@.str = [6 x i8] c"1..3\0A\00"
@.str.1 = [1 x i8] zeroinitializer
@.str.2 = [16 x i8] c"ok 1 - stpncpy\0A\00"
@.str.3 = [4 x i8] c"foo\00"
@.str.4 = [16 x i8] c"ok 2 - stpncpy\0A\00"
@.str.5 = [6 x i8] c"glorp\00"
@.str.6 = [16 x i8] c"ok 3 - stpncpy\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%6 = call i32 @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @test_stpncpy(i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str.1, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 @test_stpncpy(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0))
%10 = call i32 @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.4, i64 0, i64 0))
%11 = call i32 @test_stpncpy(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.5, i64 0, i64 0))
%12 = call i32 @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.6, i64 0, i64 0))
%13 = call i32 @exit(i32 0)
unreachable
}

LLVM IR (-O2):
@.str.1 = [1 x i8] zeroinitializer
@.str.3 = [4 x i8] c"foo\00"
@.str.5 = [6 x i8] c"glorp\00"
@str = [5 x i8] c"1..3\00"
@str.7 = [15 x i8] c"ok 1 - stpncpy\00"
@str.8 = [15 x i8] c"ok 2 - stpncpy\00"
@str.9 = [15 x i8] c"ok 3 - stpncpy\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @str, i64 0, i64 0))
%4 = tail call i32 @test_stpncpy(i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str.1, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @str.7, i64 0, i64 0))
%6 = tail call i32 @test_stpncpy(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @str.8, i64 0, i64 0))
%8 = tail call i32 @test_stpncpy(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.5, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @str.9, i64 0, i64 0))
%10 = tail call i32 @exit(i32 0)
unreachable
}