#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 *, int);
int rand();
int /*<<< orphan*/ srand(int /*<<< orphan*/);
int /*<<< orphan*/ time(int /*<<< orphan*/ *);
int main(int argc, char *argv[]) {
  srand(time(NULL));
  int i;
  for (i = 0; i < 10; i++) {
    printf("%u\n", rand());
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
xor    %eax,%eax
mov    %eax,%edi
call   1050 <time@plt>
mov    %eax,%edi
call   1040 <srand@plt>
movl   $0x0,-0x14(%rbp)
cmpl   $0xa,-0x14(%rbp)
jge    119a <main+0x5a>
mov    $0x0,%al
call   1060 <rand@plt>
mov    %eax,%esi
lea    0xe79(%rip),%rdi
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    116d <main+0x2d>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
xor    %edi,%edi
call   1050 <time@plt>
mov    %eax,%edi
call   1040 <srand@plt>
xor    %eax,%eax
call   1060 <rand@plt>
lea    0xea3(%rip),%rbx
mov    %rbx,%rdi
mov    %eax,%esi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [4 x i8] c"%u\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%7 = call i32 @time(i32* null)
%8 = call i32 @srand(i32 %7)
store i32 0, i32* %6
br label %9
9: ; preds = %15, %2
%10 = load i32, i32* %6
%11 = icmp slt i32 %10, 10
br i1 %11, label %12, label %18
12: ; preds = %9
%13 = call i32 (...) @rand()
%14 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %13)
br label %15
15: ; preds = %12
%16 = load i32, i32* %6
%17 = add nsw i32 %16, 1
store i32 %17, i32* %6
br label %9
18: ; preds = %9
ret i32 0
}

LLVM IR (-O2):
@.str = [4 x i8] c"%u\0A\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = tail call i32 @time(i32* null)
%4 = tail call i32 @srand(i32 %3)
%5 = tail call i32 (...) @rand()
%6 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %5)
%7 = tail call i32 (...) @rand()
%8 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %7)
%9 = tail call i32 (...) @rand()
%10 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %9)
%11 = tail call i32 (...) @rand()
%12 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %11)
%13 = tail call i32 (...) @rand()
%14 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %13)
%15 = tail call i32 (...) @rand()
%16 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %15)
%17 = tail call i32 (...) @rand()
%18 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %17)
%19 = tail call i32 (...) @rand()
%20 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %19)
%21 = tail call i32 (...) @rand()
%22 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %21)
%23 = tail call i32 (...) @rand()
%24 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %23)
ret i32 0
}