#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 */
typedef int /*<<< orphan*/ int64_t;

/* Variables and functions */
int /*<<< orphan*/ foo(int /*<<< orphan*/);
int /*<<< orphan*/ printf(char *, ...);
int main() {
  foo(0);
  printf("\n");
  printf("%-17s = %d\n", "sizeof(int)", (int)sizeof(int));
  printf("%-17s = %d\n", "sizeof(long)", (int)sizeof(long));
  printf("%-17s = %d\n", "sizeof(long long)", (int)sizeof(long long));
  printf("%-17s = %d\n", "sizeof(int64_t)", (int)sizeof(int64_t));
  printf("%-17s = %d\n", "sizeof(void *)", (int)sizeof(void *));
  printf("is %dbit\n", 64);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
xor    %edi,%edi
call   1040 <foo@plt>
lea    0xecd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeb5(%rip),%rdi
lea    0xeba(%rip),%rsi
mov    $0x4,%edx
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe9b(%rip),%rdi
lea    0xeac(%rip),%rsi
mov    $0x8,%edx
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe81(%rip),%rdi
lea    0xe9f(%rip),%rsi
mov    $0x8,%edx
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe67(%rip),%rdi
lea    0xe97(%rip),%rsi
mov    $0x4,%edx
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe4d(%rip),%rdi
lea    0xe8d(%rip),%rsi
mov    $0x8,%edx
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe89(%rip),%rdi
mov    $0x40,%esi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
xor    %edi,%edi
call   1050 <foo@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xeb7(%rip),%rbx
lea    0xebc(%rip),%rsi
mov    %rbx,%rdi
mov    $0x4,%edx
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xeb2(%rip),%rsi
mov    %rbx,%rdi
mov    $0x8,%edx
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xea9(%rip),%rsi
mov    %rbx,%rdi
mov    $0x8,%edx
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xea5(%rip),%rsi
mov    %rbx,%rdi
mov    $0x4,%edx
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xe9f(%rip),%rsi
mov    %rbx,%rdi
mov    $0x8,%edx
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xe98(%rip),%rdi
mov    $0x40,%esi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [2 x i8] c"\0A\00"
@.str.1 = [12 x i8] c"%-17s = %d\0A\00"
@.str.2 = [12 x i8] c"sizeof(int)\00"
@.str.3 = [13 x i8] c"sizeof(long)\00"
@.str.4 = [18 x i8] c"sizeof(long long)\00"
@.str.5 = [16 x i8] c"sizeof(int64_t)\00"
@.str.6 = [15 x i8] c"sizeof(void *)\00"
@.str.7 = [10 x i8] c"is %dbit\0A\00"
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
%2 = call i32 @foo(i32 0)
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i32 4)
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.3, i64 0, i64 0), i32 8)
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.4, i64 0, i64 0), i32 8)
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.5, i64 0, i64 0), i32 4)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.6, i64 0, i64 0), i32 8)
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.7, i64 0, i64 0), i32 64)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [12 x i8] c"%-17s = %d\0A\00"
@.str.2 = [12 x i8] c"sizeof(int)\00"
@.str.3 = [13 x i8] c"sizeof(long)\00"
@.str.4 = [18 x i8] c"sizeof(long long)\00"
@.str.5 = [16 x i8] c"sizeof(int64_t)\00"
@.str.6 = [15 x i8] c"sizeof(void *)\00"
@.str.7 = [10 x i8] c"is %dbit\0A\00"
define i32 @main() {
%1 = tail call i32 @foo(i32 0)
%2 = tail call i32 @putchar(i32 10)
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i32 4)
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.3, i64 0, i64 0), i32 8)
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.4, i64 0, i64 0), i32 8)
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.5, i64 0, i64 0), i32 4)
%7 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.6, i64 0, i64 0), i32 8)
%8 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([10 x i8], [10 x i8]* @.str.7, i64 0, i64 0), i32 64)
ret i32 0
}