#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 main() {
  printf("Hello world from Hudson McAshan!\n");
  printf("I learned that %d+%d=%d\n", 2, 2, 4);
  printf("The grade I am looking for is: %c\n", 'A');
  printf("The temperature outside is barely %f degrees\n", 32);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeda(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeee(%rip),%rdi
mov    $0x2,%edx
mov    $0x4,%ecx
mov    %edx,%esi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeed(%rip),%rdi
mov    $0x41,%esi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xefd(%rip),%rdi
mov    $0x20,%esi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xf42(%rip),%rdi
call   1030 <puts@plt>
lea    0xecc(%rip),%rdi
mov    $0x2,%esi
mov    $0x2,%edx
mov    $0x4,%ecx
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xec8(%rip),%rdi
mov    $0x41,%esi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xed8(%rip),%rdi
mov    $0x20,%esi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [34 x i8] c"Hello world from Hudson McAshan!\0A\00"
@.str.1 = [25 x i8] c"I learned that %d+%d=%d\0A\00"
@.str.2 = [35 x i8] c"The grade I am looking for is: %c\0A\00"
@.str.3 = [46 x i8] c"The temperature outside is barely %f degrees\0A\00"
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
%2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str, i64 0, i64 0))
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.1, i64 0, i64 0), i32 2, i32 2, i32 4)
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.2, i64 0, i64 0), i32 65)
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.3, i64 0, i64 0), i32 32)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [25 x i8] c"I learned that %d+%d=%d\0A\00"
@.str.2 = [35 x i8] c"The grade I am looking for is: %c\0A\00"
@.str.3 = [46 x i8] c"The temperature outside is barely %f degrees\0A\00"
@str = [33 x i8] c"Hello world from Hudson McAshan!\00"
define i32 @main() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @.str.1, i64 0, i64 0), i32 2, i32 2, i32 4)
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([35 x i8], [35 x i8]* @.str.2, i64 0, i64 0), i32 65)
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @.str.3, i64 0, i64 0), i32 32)
ret i32 0
}