#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*/ l;
typedef int /*<<< orphan*/ i;
typedef int /*<<< orphan*/ d;
typedef int /*<<< orphan*/ c;

/* Variables and functions */
int /*<<< orphan*/ printf(char *, int);
int main(int argc, const char *argv[]) {
  char c;
  int i;
  double d;
  long l;
  printf("sizeof (char) = %lu\n", sizeof(c));
  printf("sizeof (int) = %lu\n", sizeof(i));
  printf("sizeof (double) = %lu\n", sizeof(d));
  printf("sizeof (long) = %lu\n", sizeof(l));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
lea    0xed3(%rip),%rdi
mov    $0x1,%esi
call   1030 <printf@plt>
lea    0xed7(%rip),%rdi
mov    $0x4,%esi
call   1030 <printf@plt>
lea    0xeda(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
lea    0xee0(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xee8(%rip),%rdi
mov    $0x1,%esi
call   1030 <printf@plt>
lea    0xeec(%rip),%rdi
mov    $0x4,%esi
call   1030 <printf@plt>
lea    0xeef(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
lea    0xef5(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [21 x i8] c"sizeof (char) = %lu\0A\00"
@.str.1 = [20 x i8] c"sizeof (int) = %lu\0A\00"
@.str.2 = [23 x i8] c"sizeof (double) = %lu\0A\00"
@.str.3 = [21 x i8] c"sizeof (long) = %lu\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i8
%7 = alloca i32
%8 = alloca double
%9 = alloca i64
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%10 = call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0), i32 1)
%11 = call i32 @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.1, i64 0, i64 0), i32 4)
%12 = call i32 @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.2, i64 0, i64 0), i32 8)
%13 = call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.3, i64 0, i64 0), i32 8)
ret i32 0
}

LLVM IR (-O2):
@.str = [21 x i8] c"sizeof (char) = %lu\0A\00"
@.str.1 = [20 x i8] c"sizeof (int) = %lu\0A\00"
@.str.2 = [23 x i8] c"sizeof (double) = %lu\0A\00"
@.str.3 = [21 x i8] c"sizeof (long) = %lu\0A\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = tail call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0), i32 1)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.1, i64 0, i64 0), i32 4)
%5 = tail call i32 @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.2, i64 0, i64 0), i32 8)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.3, i64 0, i64 0), i32 8)
ret i32 0
}