#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 shapeC(void) {
  printf("Shape C: \n");
  int count = 5;
  for (int i = 0; i < 5; i++) {
    for (int j = count - 1; j >= 0; j--) {
      printf("*");
    }
    count--;
    printf("\n");
  }
  printf("\n");
}


x86 assembly (clang, -O0):
<shapeC>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
lea    0xee1(%rip),%rdi
call   1030 <printf@plt>
movl   $0x5,-0x4(%rbp)
movl   $0x0,-0x8(%rbp)
cmpl   $0x5,-0x8(%rbp)
jge    118c <shapeC+0x7c>
mov    -0x4(%rbp),%eax
sub    $0x1,%eax
mov    %eax,-0xc(%rbp)
cmpl   $0x0,-0xc(%rbp)
jl     1169 <shapeC+0x59>
lea    0xeb5(%rip),%rdi
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0xffffffff,%eax
mov    %eax,-0xc(%rbp)
jmp    1145 <shapeC+0x35>
mov    -0x4(%rbp),%eax
add    $0xffffffff,%eax
mov    %eax,-0x4(%rbp)
lea    0xe90(%rip),%rdi
call   1030 <printf@plt>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    1132 <shapeC+0x22>
lea    0xe76(%rip),%rdi
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<shapeC>:
push   %rax
lea    0xed8(%rip),%rdi
call   1040 <puts@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0xa,%edi
pop    %rax
jmp    1030 <putchar@plt>

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

LLVM IR (-O2):
@str = [10 x i8] c"Shape C: \00"
define void @shapeC() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([10 x i8], [10 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @putchar(i32 42)
%3 = tail call i32 @putchar(i32 42)
%4 = tail call i32 @putchar(i32 42)
%5 = tail call i32 @putchar(i32 42)
%6 = tail call i32 @putchar(i32 42)
%7 = tail call i32 @putchar(i32 10)
%8 = tail call i32 @putchar(i32 42)
%9 = tail call i32 @putchar(i32 42)
%10 = tail call i32 @putchar(i32 42)
%11 = tail call i32 @putchar(i32 42)
%12 = tail call i32 @putchar(i32 10)
%13 = tail call i32 @putchar(i32 42)
%14 = tail call i32 @putchar(i32 42)
%15 = tail call i32 @putchar(i32 42)
%16 = tail call i32 @putchar(i32 10)
%17 = tail call i32 @putchar(i32 42)
%18 = tail call i32 @putchar(i32 42)
%19 = tail call i32 @putchar(i32 10)
%20 = tail call i32 @putchar(i32 42)
%21 = tail call i32 @putchar(i32 10)
%22 = tail call i32 @putchar(i32 10)
ret void
}