#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 test2(int *);
int __attribute__((no)) test1() {
  int x[1000], i;
  for (i = 0; i < 1000; i++)
    x[i] = i;
  return test2(x);
}


x86 assembly (clang, -O0):
<test1>:
push   %rbp
mov    %rsp,%rbp
sub    $0xfb0,%rsp
movl   $0x0,-0xfa4(%rbp)
cmpl   $0x3e8,-0xfa4(%rbp)
jge    115d <test1+0x4d>
mov    -0xfa4(%rbp),%ecx
movslq -0xfa4(%rbp),%rax
mov    %ecx,-0xfa0(%rbp,%rax,4)
mov    -0xfa4(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xfa4(%rbp)
jmp    1125 <test1+0x15>
lea    -0xfa0(%rbp),%rdi
call   1030 <test2@plt>
add    $0xfb0,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<test1>:
sub    $0xfa8,%rsp
movdqa 0xee1(%rip),%xmm0
xor    %eax,%eax
movdqa 0xee6(%rip),%xmm8
movdqa 0xeed(%rip),%xmm9
movdqa 0xef4(%rip),%xmm10
movdqa 0xefb(%rip),%xmm11
movdqa 0xf02(%rip),%xmm12
movdqa 0xf0a(%rip),%xmm6
movdqa 0xf12(%rip),%xmm7
movdqa 0xf1a(%rip),%xmm1
movdqa 0xf22(%rip),%xmm2
movdqa 0xf2a(%rip),%xmm3
cs nopw 0x0(%rax,%rax,1)
movdqa %xmm0,%xmm4
paddd  %xmm8,%xmm4
movdqa %xmm0,(%rsp,%rax,4)
movdqa %xmm4,0x10(%rsp,%rax,4)
movdqa %xmm0,%xmm4
paddd  %xmm9,%xmm4
movdqa %xmm0,%xmm5
paddd  %xmm10,%xmm5
movdqa %xmm4,0x20(%rsp,%rax,4)
movdqa %xmm5,0x30(%rsp,%rax,4)
movdqa %xmm0,%xmm4
paddd  %xmm11,%xmm4
movdqa %xmm0,%xmm5
paddd  %xmm12,%xmm5
movdqa %xmm4,0x40(%rsp,%rax,4)
movdqa %xmm5,0x50(%rsp,%rax,4)
movdqa %xmm0,%xmm4
paddd  %xmm6,%xmm4
movdqa %xmm0,%xmm5
paddd  %xmm7,%xmm5
movdqa %xmm4,0x60(%rsp,%rax,4)
movdqa %xmm5,0x70(%rsp,%rax,4)
movdqa %xmm0,%xmm4
paddd  %xmm1,%xmm4
movdqa %xmm0,%xmm5
paddd  %xmm2,%xmm5
movdqa %xmm4,0x80(%rsp,%rax,4)
movdqa %xmm5,0x90(%rsp,%rax,4)
add    $0x28,%rax
paddd  %xmm3,%xmm0
cmp    $0x3e8,%rax
jne    1180 <test1+0x70>
mov    %rsp,%rdi
call   1030 <test2@plt>
add    $0xfa8,%rsp
ret

LLVM IR (-O0):
define i32 @test1() {
%1 = alloca [1000 x i32]
%2 = alloca i32
store i32 0, i32* %2
br label %3
3: ; preds = %11, %0
%4 = load i32, i32* %2
%5 = icmp slt i32 %4, 1000
br i1 %5, label %6, label %14
6: ; preds = %3
%7 = load i32, i32* %2
%8 = load i32, i32* %2
%9 = sext i32 %8 to i64
%10 = getelementptr inbounds [1000 x i32], [1000 x i32]* %1, i64 0, i64 %9
store i32 %7, i32* %10
br label %11
11: ; preds = %6
%12 = load i32, i32* %2
%13 = add nsw i32 %12, 1
store i32 %13, i32* %2
br label %3
14: ; preds = %3
%15 = getelementptr inbounds [1000 x i32], [1000 x i32]* %1, i64 0, i64 0
%16 = call i32 @test2(i32* %15)
ret i32 %16
}

LLVM IR (-O2):
define i32 @test1() {
%1 = alloca [1000 x i32]
%2 = bitcast [1000 x i32]* %1 to i8*
br label %3
3: ; preds = %3, %0
%4 = phi i64 [ 0, %0 ], [ %39, %3 ]
%5 = phi <4 x i32> [ <i32 0, i32 1, i32 2, i32 3>, %0 ], [ %40, %3 ]
%6 = add <4 x i32> %5, <i32 4, i32 4, i32 4, i32 4>
%7 = getelementptr inbounds [1000 x i32], [1000 x i32]* %1, i64 0, i64 %4
%8 = bitcast i32* %7 to <4 x i32>*
store <4 x i32> %5, <4 x i32>* %8
%9 = getelementptr inbounds i32, i32* %7, i64 4
%10 = bitcast i32* %9 to <4 x i32>*
store <4 x i32> %6, <4 x i32>* %10
%11 = add nuw nsw i64 %4, 8
%12 = add <4 x i32> %5, <i32 8, i32 8, i32 8, i32 8>
%13 = add <4 x i32> %5, <i32 12, i32 12, i32 12, i32 12>
%14 = getelementptr inbounds [1000 x i32], [1000 x i32]* %1, i64 0, i64 %11
%15 = bitcast i32* %14 to <4 x i32>*
store <4 x i32> %12, <4 x i32>* %15
%16 = getelementptr inbounds i32, i32* %14, i64 4
%17 = bitcast i32* %16 to <4 x i32>*
store <4 x i32> %13, <4 x i32>* %17
%18 = add nuw nsw i64 %4, 16
%19 = add <4 x i32> %5, <i32 16, i32 16, i32 16, i32 16>
%20 = add <4 x i32> %5, <i32 20, i32 20, i32 20, i32 20>
%21 = getelementptr inbounds [1000 x i32], [1000 x i32]* %1, i64 0, i64 %18
%22 = bitcast i32* %21 to <4 x i32>*
store <4 x i32> %19, <4 x i32>* %22
%23 = getelementptr inbounds i32, i32* %21, i64 4
%24 = bitcast i32* %23 to <4 x i32>*
store <4 x i32> %20, <4 x i32>* %24
%25 = add nuw nsw i64 %4, 24
%26 = add <4 x i32> %5, <i32 24, i32 24, i32 24, i32 24>
%27 = add <4 x i32> %5, <i32 28, i32 28, i32 28, i32 28>
%28 = getelementptr inbounds [1000 x i32], [1000 x i32]* %1, i64 0, i64 %25
%29 = bitcast i32* %28 to <4 x i32>*
store <4 x i32> %26, <4 x i32>* %29
%30 = getelementptr inbounds i32, i32* %28, i64 4
%31 = bitcast i32* %30 to <4 x i32>*
store <4 x i32> %27, <4 x i32>* %31
%32 = add nuw nsw i64 %4, 32
%33 = add <4 x i32> %5, <i32 32, i32 32, i32 32, i32 32>
%34 = add <4 x i32> %5, <i32 36, i32 36, i32 36, i32 36>
%35 = getelementptr inbounds [1000 x i32], [1000 x i32]* %1, i64 0, i64 %32
%36 = bitcast i32* %35 to <4 x i32>*
store <4 x i32> %33, <4 x i32>* %36
%37 = getelementptr inbounds i32, i32* %35, i64 4
%38 = bitcast i32* %37 to <4 x i32>*
store <4 x i32> %34, <4 x i32>* %38
%39 = add nuw nsw i64 %4, 40
%40 = add <4 x i32> %5, <i32 40, i32 40, i32 40, i32 40>
%41 = icmp eq i64 %39, 1000
br i1 %41, label %42, label %3
42: ; preds = %3
%43 = getelementptr inbounds [1000 x i32], [1000 x i32]* %1, i64 0, i64 0
%44 = call i32 @test2(i32* %43)
ret i32 %44
}