#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 *);
void help(void) {
  printf("'h'   - help\n");
  printf("'b'   - brighten\n");
  printf("'s'   - saturate\n");
  printf("'c'   - contrast\n");
  printf("'z'   - sharpen\n");
  printf("'a'   - color balance\n");
  printf("left mouse     - increase alpha\n");
  printf("middle mouse   - decrease alpha\n");
}


x86 assembly (clang, -O0):
<help>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xee7(%rip),%rdi
call   1030 <printf@plt>
lea    0xeed(%rip),%rdi
call   1030 <printf@plt>
lea    0xef3(%rip),%rdi
call   1030 <printf@plt>
lea    0xef9(%rip),%rdi
call   1030 <printf@plt>
lea    0xefe(%rip),%rdi
call   1030 <printf@plt>
lea    0xf09(%rip),%rdi
call   1030 <printf@plt>
lea    0xf1e(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<help>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xee9(%rip),%rdi
call   1030 <puts@plt>
lea    0xeee(%rip),%rdi
call   1030 <puts@plt>
lea    0xef3(%rip),%rdi
call   1030 <puts@plt>
lea    0xef8(%rip),%rdi
call   1030 <puts@plt>
lea    0xefc(%rip),%rdi
call   1030 <puts@plt>
lea    0xf06(%rip),%rdi
call   1030 <puts@plt>
lea    0xf1a(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [14 x i8] c"'h' - help\0A\00"
@.str.1 = [18 x i8] c"'b' - brighten\0A\00"
@.str.2 = [18 x i8] c"'s' - saturate\0A\00"
@.str.3 = [18 x i8] c"'c' - contrast\0A\00"
@.str.4 = [17 x i8] c"'z' - sharpen\0A\00"
@.str.5 = [23 x i8] c"'a' - color balance\0A\00"
@.str.6 = [33 x i8] c"left mouse - increase alpha\0A\00"
@.str.7 = [33 x i8] c"middle mouse - decrease alpha\0A\00"
define void @help() {
%1 = call i32 @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.6, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.7, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [13 x i8] c"'h' - help\00"
@str.8 = [17 x i8] c"'b' - brighten\00"
@str.9 = [17 x i8] c"'s' - saturate\00"
@str.10 = [17 x i8] c"'c' - contrast\00"
@str.11 = [16 x i8] c"'z' - sharpen\00"
@str.12 = [22 x i8] c"'a' - color balance\00"
@str.13 = [32 x i8] c"left mouse - increase alpha\00"
@str.14 = [32 x i8] c"middle mouse - decrease alpha\00"
define void @help() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str.8, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str.9, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str.10, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @str.11, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @str.12, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([32 x i8], [32 x i8]* @str.13, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([32 x i8], [32 x i8]* @str.14, i64 0, i64 0))
ret void
}