#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 foo_1();
int foo_2();
int foo_3();
int foo_4();
int /*<<< orphan*/ printf(char *, int);
int main() {
  printf("Expect 4,    get %d\n", foo_1());
  printf("Expect 13,   get %d\n", foo_2());
  printf("Expect 103,  get %d\n", foo_3());
  printf("Expect 1003, get %d\n", foo_4());
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
mov    $0x0,%al
call   1070 <foo_1@plt>
mov    %eax,%esi
lea    0xe91(%rip),%rdi
call   1050 <printf@plt>
mov    $0x0,%al
call   1040 <foo_2@plt>
mov    %eax,%esi
lea    0xe91(%rip),%rdi
call   1050 <printf@plt>
mov    $0x0,%al
call   1060 <foo_3@plt>
mov    %eax,%esi
lea    0xe91(%rip),%rdi
call   1050 <printf@plt>
mov    $0x0,%al
call   1030 <foo_4@plt>
mov    %eax,%esi
lea    0xe91(%rip),%rdi
call   1050 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
xor    %eax,%eax
call   1070 <foo_1@plt>
lea    0xea1(%rip),%rdi
mov    %eax,%esi
call   1050 <printf@plt>
xor    %eax,%eax
call   1040 <foo_2@plt>
lea    0xea1(%rip),%rdi
mov    %eax,%esi
call   1050 <printf@plt>
xor    %eax,%eax
call   1060 <foo_3@plt>
lea    0xea1(%rip),%rdi
mov    %eax,%esi
call   1050 <printf@plt>
xor    %eax,%eax
call   1030 <foo_4@plt>
lea    0xea1(%rip),%rdi
mov    %eax,%esi
call   1050 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [21 x i8] c"Expect 4, get %d\0A\00"
@.str.1 = [21 x i8] c"Expect 13, get %d\0A\00"
@.str.2 = [21 x i8] c"Expect 103, get %d\0A\00"
@.str.3 = [21 x i8] c"Expect 1003, get %d\0A\00"
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
%2 = call i32 (...) @foo_1()
%3 = call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0), i32 %2)
%4 = call i32 (...) @foo_2()
%5 = call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.1, i64 0, i64 0), i32 %4)
%6 = call i32 (...) @foo_3()
%7 = call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.2, i64 0, i64 0), i32 %6)
%8 = call i32 (...) @foo_4()
%9 = 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"Expect 4, get %d\0A\00"
@.str.1 = [21 x i8] c"Expect 13, get %d\0A\00"
@.str.2 = [21 x i8] c"Expect 103, get %d\0A\00"
@.str.3 = [21 x i8] c"Expect 1003, get %d\0A\00"
define i32 @main() {
%1 = tail call i32 (...) @foo_1()
%2 = tail call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0), i32 %1)
%3 = tail call i32 (...) @foo_2()
%4 = tail call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.1, i64 0, i64 0), i32 %3)
%5 = tail call i32 (...) @foo_3()
%6 = tail call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.2, i64 0, i64 0), i32 %5)
%7 = tail call i32 (...) @foo_4()
%8 = tail call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.3, i64 0, i64 0), i32 %7)
ret i32 0
}