#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*/ bubble(int *, int);
int /*<<< orphan*/ printf(char *, ...);
int rand();
int /*<<< orphan*/ scanf(char *, int *);
int main() {
  int n, i;
  int a[10];
  printf("how many number\n");
  scanf("%d", &n);
  for (i = 0; i < n; i++) {
    a[i] = rand() % 100;
  }
  printf("before sort\n");
  for (i = 0; i < n; i++) {
    printf("%d\n", a[i]);
  }
  bubble(a, n);
  printf("sorted number");
  for (i = 0; i < n; i++) {
    printf("%d\t", a[i]);
  }
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeaa(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xead(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1050 <scanf@plt>
movl   $0x0,-0xc(%rbp)
mov    -0xc(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    11a5 <main+0x65>
mov    $0x0,%al
call   1060 <rand@plt>
mov    $0x64,%ecx
cltd
idiv   %ecx
movslq -0xc(%rbp),%rax
mov    %edx,-0x40(%rbp,%rax,4)
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    1174 <main+0x34>
lea    0xe68(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x0,-0xc(%rbp)
mov    -0xc(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    11ea <main+0xaa>
movslq -0xc(%rbp),%rax
mov    -0x40(%rbp,%rax,4),%esi
lea    0xe4c(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    11ba <main+0x7a>
lea    -0x40(%rbp),%rdi
mov    -0x8(%rbp),%esi
call   1030 <bubble@plt>
lea    0xe28(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x0,-0xc(%rbp)
mov    -0xc(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    123b <main+0xfb>
movslq -0xc(%rbp),%rax
mov    -0x40(%rbp,%rax,4),%esi
lea    0xe0d(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    120b <main+0xcb>
mov    -0x4(%rbp),%eax
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
sub    $0x38,%rsp
lea    0xebb(%rip),%rdi
call   1030 <puts@plt>
lea    0xe96(%rip),%rdi
lea    0xc(%rsp),%rsi
call   1060 <scanf@plt>
cmpl   $0x0,0xc(%rsp)
jle    11b4 <main+0x64>
xor    %ebx,%ebx
nopl   (%rax)
xor    %eax,%eax
call   1070 <rand@plt>
cltq
imul   $0x51eb851f,%rax,%rcx
mov    %rcx,%rdx
shr    $0x3f,%rdx
sar    $0x25,%rcx
add    %edx,%ecx
imul   $0x64,%ecx,%ecx
sub    %ecx,%eax
mov    %eax,0x10(%rsp,%rbx,4)
add    $0x1,%rbx
movslq 0xc(%rsp),%rax
cmp    %rax,%rbx
jl     1180 <main+0x30>
lea    0xe6e(%rip),%rdi
call   1030 <puts@plt>
mov    0xc(%rsp),%esi
test   %esi,%esi
jle    11fc <main+0xac>
lea    0xe34(%rip),%r14
xor    %ebx,%ebx
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax,%rax,1)
mov    0x10(%rsp,%rbx,4),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
add    $0x1,%rbx
movslq 0xc(%rsp),%rsi
cmp    %rsi,%rbx
jl     11e0 <main+0x90>
lea    0x10(%rsp),%rdi
call   1040 <bubble@plt>
lea    0xdfa(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
cmpl   $0x0,0xc(%rsp)
jle    124c <main+0xfc>
lea    0xdf3(%rip),%r14
xor    %ebx,%ebx
cs nopw 0x0(%rax,%rax,1)
xchg   %ax,%ax
mov    0x10(%rsp,%rbx,4),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
add    $0x1,%rbx
movslq 0xc(%rsp),%rax
cmp    %rax,%rbx
jl     1230 <main+0xe0>
xor    %eax,%eax
add    $0x38,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [17 x i8] c"how many number\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [13 x i8] c"before sort\0A\00"
@.str.3 = [4 x i8] c"%d\0A\00"
@.str.4 = [14 x i8] c"sorted number\00"
@.str.5 = [4 x i8] c"%d\09\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca [10 x i32]
store i32 0, i32* %1
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
store i32 0, i32* %3
br label %7
7: ; preds = %17, %0
%8 = load i32, i32* %3
%9 = load i32, i32* %2
%10 = icmp slt i32 %8, %9
br i1 %10, label %11, label %20
11: ; preds = %7
%12 = call i32 (...) @rand()
%13 = srem i32 %12, 100
%14 = load i32, i32* %3
%15 = sext i32 %14 to i64
%16 = getelementptr inbounds [10 x i32], [10 x i32]* %4, i64 0, i64 %15
store i32 %13, i32* %16
br label %17
17: ; preds = %11
%18 = load i32, i32* %3
%19 = add nsw i32 %18, 1
store i32 %19, i32* %3
br label %7
20: ; preds = %7
%21 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.2, i64 0, i64 0))
store i32 0, i32* %3
br label %22
22: ; preds = %32, %20
%23 = load i32, i32* %3
%24 = load i32, i32* %2
%25 = icmp slt i32 %23, %24
br i1 %25, label %26, label %35
26: ; preds = %22
%27 = load i32, i32* %3
%28 = sext i32 %27 to i64
%29 = getelementptr inbounds [10 x i32], [10 x i32]* %4, i64 0, i64 %28
%30 = load i32, i32* %29
%31 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0), i32 %30)
br label %32
32: ; preds = %26
%33 = load i32, i32* %3
%34 = add nsw i32 %33, 1
store i32 %34, i32* %3
br label %22
35: ; preds = %22
%36 = getelementptr inbounds [10 x i32], [10 x i32]* %4, i64 0, i64 0
%37 = load i32, i32* %2
%38 = call i32 @bubble(i32* %36, i32 %37)
%39 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.4, i64 0, i64 0))
store i32 0, i32* %3
br label %40
40: ; preds = %50, %35
%41 = load i32, i32* %3
%42 = load i32, i32* %2
%43 = icmp slt i32 %41, %42
br i1 %43, label %44, label %53
44: ; preds = %40
%45 = load i32, i32* %3
%46 = sext i32 %45 to i64
%47 = getelementptr inbounds [10 x i32], [10 x i32]* %4, i64 0, i64 %46
%48 = load i32, i32* %47
%49 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.5, i64 0, i64 0), i32 %48)
br label %50
50: ; preds = %44
%51 = load i32, i32* %3
%52 = add nsw i32 %51, 1
store i32 %52, i32* %3
br label %40
53: ; preds = %40
%54 = load i32, i32* %1
ret i32 %54
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%d\00"
@.str.3 = [4 x i8] c"%d\0A\00"
@.str.4 = [14 x i8] c"sorted number\00"
@.str.5 = [4 x i8] c"%d\09\00"
@str = [16 x i8] c"how many number\00"
@str.6 = [12 x i8] c"before sort\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [10 x i32]
%3 = bitcast i32* %1 to i8*
%4 = bitcast [10 x i32]* %2 to i8*
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%7 = load i32, i32* %1
%8 = icmp sgt i32 %7, 0
br i1 %8, label %9, label %18
9: ; preds = %0, %9
%10 = phi i64 [ %14, %9 ], [ 0, %0 ]
%11 = call i32 (...) @rand()
%12 = srem i32 %11, 100
%13 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %10
store i32 %12, i32* %13
%14 = add nuw nsw i64 %10, 1
%15 = load i32, i32* %1
%16 = sext i32 %15 to i64
%17 = icmp slt i64 %14, %16
br i1 %17, label %9, label %18
18: ; preds = %9, %0
%19 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @str.6, i64 0, i64 0))
%20 = load i32, i32* %1
%21 = icmp sgt i32 %20, 0
br i1 %21, label %22, label %31
22: ; preds = %18, %22
%23 = phi i64 [ %27, %22 ], [ 0, %18 ]
%24 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %23
%25 = load i32, i32* %24
%26 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0), i32 %25)
%27 = add nuw nsw i64 %23, 1
%28 = load i32, i32* %1
%29 = sext i32 %28 to i64
%30 = icmp slt i64 %27, %29
br i1 %30, label %22, label %31
31: ; preds = %22, %18
%32 = phi i32 [ %20, %18 ], [ %28, %22 ]
%33 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 0
%34 = call i32 @bubble(i32* %33, i32 %32)
%35 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str.4, i64 0, i64 0))
%36 = load i32, i32* %1
%37 = icmp sgt i32 %36, 0
br i1 %37, label %38, label %47
38: ; preds = %31, %38
%39 = phi i64 [ %43, %38 ], [ 0, %31 ]
%40 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %39
%41 = load i32, i32* %40
%42 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.5, i64 0, i64 0), i32 %41)
%43 = add nuw nsw i64 %39, 1
%44 = load i32, i32* %1
%45 = sext i32 %44 to i64
%46 = icmp slt i64 %43, %45
br i1 %46, label %38, label %47
47: ; preds = %38, %31
ret i32 0
}