#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*/ STDERR_FILENO;
int /*<<< orphan*/ _write(int /*<<< orphan*/, char const *, int /*<<< orphan*/);
int /*<<< orphan*/ strlen(char const *);
void wrtmessage(const char *p1, const char *p2, const char *p3,
                const char *p4) {
  _write(STDERR_FILENO, p1, strlen(p1));
  _write(STDERR_FILENO, p2, strlen(p2));
  _write(STDERR_FILENO, p3, strlen(p3));
  _write(STDERR_FILENO, p4, strlen(p4));
}


x86 assembly (clang, -O0):
<wrtmessage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x60,%rsp
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    %rdx,-0x18(%rbp)
mov    %rcx,-0x20(%rbp)
mov    0x2ea1(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x5c(%rbp)
mov    -0x8(%rbp),%rax
mov    %rax,-0x58(%rbp)
mov    -0x8(%rbp),%rdi
call   1030 <strlen@plt>
mov    -0x5c(%rbp),%edi
mov    -0x58(%rbp),%rsi
mov    %eax,%edx
call   1040 <_write@plt>
mov    0x2e76(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x4c(%rbp)
mov    -0x10(%rbp),%rax
mov    %rax,-0x48(%rbp)
mov    -0x10(%rbp),%rdi
call   1030 <strlen@plt>
mov    -0x4c(%rbp),%edi
mov    -0x48(%rbp),%rsi
mov    %eax,%edx
call   1040 <_write@plt>
mov    0x2e4b(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x3c(%rbp)
mov    -0x18(%rbp),%rax
mov    %rax,-0x38(%rbp)
mov    -0x18(%rbp),%rdi
call   1030 <strlen@plt>
mov    -0x3c(%rbp),%edi
mov    -0x38(%rbp),%rsi
mov    %eax,%edx
call   1040 <_write@plt>
mov    0x2e20(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x2c(%rbp)
mov    -0x20(%rbp),%rax
mov    %rax,-0x28(%rbp)
mov    -0x20(%rbp),%rdi
call   1030 <strlen@plt>
mov    -0x2c(%rbp),%edi
mov    -0x28(%rbp),%rsi
mov    %eax,%edx
call   1040 <_write@plt>
add    $0x60,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<wrtmessage>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
mov    %rcx,%r14
mov    %rdx,%r15
mov    %rsi,%r12
mov    %rdi,%rbx
mov    0x2ea2(%rip),%r13
mov    0x0(%r13),%ebp
call   1030 <strlen@plt>
mov    %ebp,%edi
mov    %rbx,%rsi
mov    %eax,%edx
call   1040 <_write@plt>
mov    0x0(%r13),%ebx
mov    %r12,%rdi
call   1030 <strlen@plt>
mov    %ebx,%edi
mov    %r12,%rsi
mov    %eax,%edx
call   1040 <_write@plt>
mov    0x0(%r13),%ebx
mov    %r15,%rdi
call   1030 <strlen@plt>
mov    %ebx,%edi
mov    %r15,%rsi
mov    %eax,%edx
call   1040 <_write@plt>
mov    0x0(%r13),%ebx
mov    %r14,%rdi
call   1030 <strlen@plt>
mov    %ebx,%edi
mov    %r14,%rsi
mov    %eax,%edx
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
jmp    1040 <_write@plt>

LLVM IR (-O0):
@STDERR_FILENO = global i32 0
define void @wrtmessage(i8* %0, i8* %1, i8* %2, i8* %3) {
%5 = alloca i8*
%6 = alloca i8*
%7 = alloca i8*
%8 = alloca i8*
store i8* %0, i8** %5
store i8* %1, i8** %6
store i8* %2, i8** %7
store i8* %3, i8** %8
%9 = load i32, i32* @STDERR_FILENO
%10 = load i8*, i8** %5
%11 = load i8*, i8** %5
%12 = call i32 @strlen(i8* %11)
%13 = call i32 @_write(i32 %9, i8* %10, i32 %12)
%14 = load i32, i32* @STDERR_FILENO
%15 = load i8*, i8** %6
%16 = load i8*, i8** %6
%17 = call i32 @strlen(i8* %16)
%18 = call i32 @_write(i32 %14, i8* %15, i32 %17)
%19 = load i32, i32* @STDERR_FILENO
%20 = load i8*, i8** %7
%21 = load i8*, i8** %7
%22 = call i32 @strlen(i8* %21)
%23 = call i32 @_write(i32 %19, i8* %20, i32 %22)
%24 = load i32, i32* @STDERR_FILENO
%25 = load i8*, i8** %8
%26 = load i8*, i8** %8
%27 = call i32 @strlen(i8* %26)
%28 = call i32 @_write(i32 %24, i8* %25, i32 %27)
ret void
}

LLVM IR (-O2):
@STDERR_FILENO = global i32 0
define void @wrtmessage(i8* %0, i8* %1, i8* %2, i8* %3) {
%5 = load i32, i32* @STDERR_FILENO
%6 = tail call i32 @strlen(i8* %0)
%7 = tail call i32 @_write(i32 %5, i8* %0, i32 %6)
%8 = load i32, i32* @STDERR_FILENO
%9 = tail call i32 @strlen(i8* %1)
%10 = tail call i32 @_write(i32 %8, i8* %1, i32 %9)
%11 = load i32, i32* @STDERR_FILENO
%12 = tail call i32 @strlen(i8* %2)
%13 = tail call i32 @_write(i32 %11, i8* %2, i32 %12)
%14 = load i32, i32* @STDERR_FILENO
%15 = tail call i32 @strlen(i8* %3)
%16 = tail call i32 @_write(i32 %14, i8* %3, i32 %15)
ret void
}