#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*/ dump_buffer(char *, int);
int /*<<< orphan*/ printf(char *, ...);
void http_dump_header(char *buffer, int size) {
  int r;
  dump_buffer(buffer, size);
  printf("-----------------------["
         " HTTP Header Ascii Buffer "
         "]-----------------------\n");
  for (r = 0; r < size; r++)
    printf("%c", buffer[r]);
  printf("\n");
}


x86 assembly (clang, -O0):
<http_dump_header>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    %esi,-0xc(%rbp)
mov    -0x8(%rbp),%rdi
mov    -0xc(%rbp),%esi
call   1040 <dump_buffer@plt>
lea    0xebe(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x10(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1184 <http_dump_header+0x64>
mov    -0x8(%rbp),%rax
movslq -0x10(%rbp),%rcx
movsbl (%rax,%rcx,1),%esi
lea    0xedd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    1150 <http_dump_header+0x30>
lea    0xebf(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<http_dump_header>:
push   %rbp
push   %r14
push   %rbx
mov    %esi,%ebp
mov    %rdi,%r14
call   1050 <dump_buffer@plt>
lea    0xebb(%rip),%rdi
call   1040 <puts@plt>
test   %ebp,%ebp
jle    1173 <http_dump_header+0x43>
mov    %ebp,%ebp
xor    %ebx,%ebx
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax)
movsbl (%r14,%rbx,1),%edi
call   1030 <putchar@plt>
add    $0x1,%rbx
cmp    %rbx,%rbp
jne    1160 <http_dump_header+0x30>
mov    $0xa,%edi
pop    %rbx
pop    %r14
pop    %rbp
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [76 x i8] c"-----------------------[ HTTP Header Ascii Buffer ]-----------------------\0A\00"
@.str.1 = [3 x i8] c"%c\00"
@.str.2 = [2 x i8] c"\0A\00"
define void @http_dump_header(i8* %0, i32 %1) {
%3 = alloca i8*
%4 = alloca i32
%5 = alloca i32
store i8* %0, i8** %3
store i32 %1, i32* %4
%6 = load i8*, i8** %3
%7 = load i32, i32* %4
%8 = call i32 @dump_buffer(i8* %6, i32 %7)
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([76 x i8], [76 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %5
br label %10
10: ; preds = %22, %2
%11 = load i32, i32* %5
%12 = load i32, i32* %4
%13 = icmp slt i32 %11, %12
br i1 %13, label %14, label %25
14: ; preds = %10
%15 = load i8*, i8** %3
%16 = load i32, i32* %5
%17 = sext i32 %16 to i64
%18 = getelementptr inbounds i8, i8* %15, i64 %17
%19 = load i8, i8* %18
%20 = sext i8 %19 to i32
%21 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32 %20)
br label %22
22: ; preds = %14
%23 = load i32, i32* %5
%24 = add nsw i32 %23, 1
store i32 %24, i32* %5
br label %10
25: ; preds = %10
%26 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [75 x i8] c"-----------------------[ HTTP Header Ascii Buffer ]-----------------------\00"
define void @http_dump_header(i8* %0, i32 %1) {
%3 = tail call i32 @dump_buffer(i8* %0, i32 %1)
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([75 x i8], [75 x i8]* @str, i64 0, i64 0))
%5 = icmp sgt i32 %1, 0
br i1 %5, label %6, label %16
6: ; preds = %2
%7 = zext i32 %1 to i64
br label %8
8: ; preds = %6, %8
%9 = phi i64 [ 0, %6 ], [ %14, %8 ]
%10 = getelementptr inbounds i8, i8* %0, i64 %9
%11 = load i8, i8* %10
%12 = sext i8 %11 to i32
%13 = tail call i32 @putchar(i32 %12)
%14 = add nuw nsw i64 %9, 1
%15 = icmp eq i64 %14, %7
br i1 %15, label %16, label %8
16: ; preds = %8, %2
%17 = tail call i32 @putchar(i32 10)
ret void
}