#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 explanation_matrix(void) {
  printf("\n");
  printf("|---------------------------------------------------------------|\n");
  printf("| Select a number to                                            |\n");
  printf("| Show remaining vacant seats                            : 1    |\n");
  printf("| Occupy a vacant seat                                   : 2    |\n");
  printf("| Check if a seat is occupied (by Name or Tel. number)   : 3    |\n");
  printf("| Cancel occupied seat                                   : 4    |\n");
  printf("| Show occupied seats (passengers Name and Tel.Number)   : 5    |\n");
  printf("| Exit the program (and save occupancies)                : 0    |\n");
  printf("|---------------------------------------------------------------|\n");
  printf("\n");
}


x86 assembly (clang, -O0):
<explanation_matrix>:
push   %rbp
mov    %rsp,%rbp
lea    0xf69(%rip),%rdi
call   1030 <printf@plt>
lea    0xed9(%rip),%rdi
call   1030 <printf@plt>
lea    0xf10(%rip),%rdi
call   1030 <printf@plt>
lea    0xf47(%rip),%rdi
call   1030 <printf@plt>
lea    0xf7e(%rip),%rdi
call   1030 <printf@plt>
lea    0xfb5(%rip),%rdi
call   1030 <printf@plt>
lea    0xfec(%rip),%rdi
call   1030 <printf@plt>
lea    0x1023(%rip),%rdi
call   1030 <printf@plt>
lea    0x105a(%rip),%rdi
call   1030 <printf@plt>
lea    0xe79(%rip),%rdi
call   1030 <printf@plt>
lea    0xef1(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<explanation_matrix>:
push   %rbx
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0x109c(%rip),%rbx
mov    %rbx,%rdi
call   1040 <puts@plt>
lea    0xebf(%rip),%rdi
call   1040 <puts@plt>
lea    0xef5(%rip),%rdi
call   1040 <puts@plt>
lea    0xf2b(%rip),%rdi
call   1040 <puts@plt>
lea    0xf61(%rip),%rdi
call   1040 <puts@plt>
lea    0xf97(%rip),%rdi
call   1040 <puts@plt>
lea    0xfcd(%rip),%rdi
call   1040 <puts@plt>
lea    0x1003(%rip),%rdi
call   1040 <puts@plt>
mov    %rbx,%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
pop    %rbx
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [2 x i8] c"\0A\00"
@.str.1 = [67 x i8] c"|---------------------------------------------------------------|\0A\00"
@.str.2 = [67 x i8] c"| Select a number to |\0A\00"
@.str.3 = [67 x i8] c"| Show remaining vacant seats : 1 |\0A\00"
@.str.4 = [67 x i8] c"| Occupy a vacant seat : 2 |\0A\00"
@.str.5 = [67 x i8] c"| Check if a seat is occupied (by Name or Tel. number) : 3 |\0A\00"
@.str.6 = [67 x i8] c"| Cancel occupied seat : 4 |\0A\00"
@.str.7 = [67 x i8] c"| Show occupied seats (passengers Name and Tel.Number) : 5 |\0A\00"
@.str.8 = [67 x i8] c"| Exit the program (and save occupancies) : 0 |\0A\00"
define void @explanation_matrix() {
%1 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([67 x i8], [67 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([67 x i8], [67 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([67 x i8], [67 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([67 x i8], [67 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([67 x i8], [67 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([67 x i8], [67 x i8]* @.str.6, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([67 x i8], [67 x i8]* @.str.7, i64 0, i64 0))
%9 = call i32 @printf(i8* getelementptr inbounds ([67 x i8], [67 x i8]* @.str.8, i64 0, i64 0))
%10 = call i32 @printf(i8* getelementptr inbounds ([67 x i8], [67 x i8]* @.str.1, i64 0, i64 0))
%11 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str.9 = [66 x i8] c"| Select a number to |\00"
@str.10 = [66 x i8] c"| Show remaining vacant seats : 1 |\00"
@str.11 = [66 x i8] c"| Occupy a vacant seat : 2 |\00"
@str.12 = [66 x i8] c"| Check if a seat is occupied (by Name or Tel. number) : 3 |\00"
@str.13 = [66 x i8] c"| Cancel occupied seat : 4 |\00"
@str.14 = [66 x i8] c"| Show occupied seats (passengers Name and Tel.Number) : 5 |\00"
@str.15 = [66 x i8] c"| Exit the program (and save occupancies) : 0 |\00"
@str.16 = [66 x i8] c"|---------------------------------------------------------------|\00"
define void @explanation_matrix() {
%1 = tail call i32 @putchar(i32 10)
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([66 x i8], [66 x i8]* @str.16, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([66 x i8], [66 x i8]* @str.9, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([66 x i8], [66 x i8]* @str.10, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([66 x i8], [66 x i8]* @str.11, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([66 x i8], [66 x i8]* @str.12, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([66 x i8], [66 x i8]* @str.13, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([66 x i8], [66 x i8]* @str.14, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([66 x i8], [66 x i8]* @str.15, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([66 x i8], [66 x i8]* @str.16, i64 0, i64 0))
%11 = tail call i32 @putchar(i32 10)
ret void
}