#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*/ assert(int);
int /*<<< orphan*/ printf(char *, ...);
void display(int a[], int n) {
  int i = 0;
  assert(n > 0);
  for (i = 0; i < n; i++) {
    printf("%d", a[i]);
    if (i < n - 1) {
      printf(" ");
    }
  }
  printf("\n");
}


x86 assembly (clang, -O0):
<display>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    %esi,-0xc(%rbp)
movl   $0x0,-0x10(%rbp)
cmpl   $0x0,-0xc(%rbp)
setg   %al
and    $0x1,%al
movzbl %al,%edi
call   1040 <assert@plt>
movl   $0x0,-0x10(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    11a5 <display+0x85>
mov    -0x8(%rbp),%rax
movslq -0x10(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe94(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%eax
mov    -0xc(%rbp),%ecx
sub    $0x1,%ecx
cmp    %ecx,%eax
jge    1192 <display+0x72>
lea    0xe78(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    1197 <display+0x77>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    114e <display+0x2e>
lea    0xe59(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<display>:
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
mov    %esi,%r14d
mov    %rdi,%r15
xor    %edi,%edi
test   %esi,%esi
setg   %dil
call   1050 <assert@plt>
test   %r14d,%r14d
jle    1198 <display+0x68>
lea    -0x1(%r14),%r12d
mov    %r14d,%r13d
lea    0xea1(%rip),%r14
xor    %ebx,%ebx
jmp    1179 <display+0x49>
cs nopw 0x0(%rax,%rax,1)
nopl   (%rax)
add    $0x1,%rbx
cmp    %rbx,%r13
je     1198 <display+0x68>
mov    (%r15,%rbx,4),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
cmp    %r12,%rbx
jae    1170 <display+0x40>
mov    $0x20,%edi
call   1030 <putchar@plt>
jmp    1170 <display+0x40>
mov    $0xa,%edi
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [3 x i8] c"%d\00"
@.str.1 = [2 x i8] c" \00"
@.str.2 = [2 x i8] c"\0A\00"
define void @display(i32* %0, i32 %1) {
%3 = alloca i32*
%4 = alloca i32
%5 = alloca i32
store i32* %0, i32** %3
store i32 %1, i32* %4
store i32 0, i32* %5
%6 = load i32, i32* %4
%7 = icmp sgt i32 %6, 0
%8 = zext i1 %7 to i32
%9 = call i32 @assert(i32 %8)
store i32 0, i32* %5
br label %10
10: ; preds = %28, %2
%11 = load i32, i32* %5
%12 = load i32, i32* %4
%13 = icmp slt i32 %11, %12
br i1 %13, label %14, label %31
14: ; preds = %10
%15 = load i32*, i32** %3
%16 = load i32, i32* %5
%17 = sext i32 %16 to i64
%18 = getelementptr inbounds i32, i32* %15, i64 %17
%19 = load i32, i32* %18
%20 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %19)
%21 = load i32, i32* %5
%22 = load i32, i32* %4
%23 = sub nsw i32 %22, 1
%24 = icmp slt i32 %21, %23
br i1 %24, label %25, label %27
25: ; preds = %14
%26 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
br label %27
27: ; preds = %25, %14
br label %28
28: ; preds = %27
%29 = load i32, i32* %5
%30 = add nsw i32 %29, 1
store i32 %30, i32* %5
br label %10
31: ; preds = %10
%32 = 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 = [3 x i8] c"%d\00"
define void @display(i32* nocapture %0, i32 %1) {
%3 = icmp sgt i32 %1, 0
%4 = zext i1 %3 to i32
%5 = tail call i32 @assert(i32 %4)
br i1 %3, label %6, label %21
6: ; preds = %2
%7 = add nsw i32 %1, -1
%8 = zext i32 %7 to i64
%9 = zext i32 %1 to i64
br label %10
10: ; preds = %6, %18
%11 = phi i64 [ 0, %6 ], [ %19, %18 ]
%12 = getelementptr inbounds i32, i32* %0, i64 %11
%13 = load i32, i32* %12
%14 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %13)
%15 = icmp ult i64 %11, %8
br i1 %15, label %16, label %18
16: ; preds = %10
%17 = tail call i32 @putchar(i32 32)
br label %18
18: ; preds = %10, %16
%19 = add nuw nsw i64 %11, 1
%20 = icmp eq i64 %19, %9
br i1 %20, label %21, label %10
21: ; preds = %18, %2
%22 = tail call i32 @putchar(i32 10)
ret void
}