#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(void) {
  printf("Hello from prog1.c\n");
  printf("Hello from %s\n", "inc.h");
  printf("Hello from %s\n", "inc1/include1.h");
  printf("Hello from %s\n", "subdir/inc2/include2.h");
  printf("Hello from %s\n", "inc3/include3.h");
  printf("Hello from %s\n", "subdir2/deeper/deeper.h");
  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    0xee0(%rip),%rdi
lea    0xee8(%rip),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xecb(%rip),%rdi
lea    0xed9(%rip),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeb6(%rip),%rdi
lea    0xed4(%rip),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xea1(%rip),%rdi
lea    0xed6(%rip),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe8c(%rip),%rdi
lea    0xed1(%rip),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xf3c(%rip),%rdi
call   1030 <puts@plt>
lea    0xecc(%rip),%rbx
lea    0xed4(%rip),%rsi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xec9(%rip),%rsi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xec8(%rip),%rsi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xece(%rip),%rsi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xecd(%rip),%rsi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [20 x i8] c"Hello from prog1.c\0A\00"
@.str.1 = [15 x i8] c"Hello from %s\0A\00"
@.str.2 = [6 x i8] c"inc.h\00"
@.str.3 = [16 x i8] c"inc1/include1.h\00"
@.str.4 = [23 x i8] c"subdir/inc2/include2.h\00"
@.str.5 = [16 x i8] c"inc3/include3.h\00"
@.str.6 = [24 x i8] c"subdir2/deeper/deeper.h\00"
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
%2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0))
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.6, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [15 x i8] c"Hello from %s\0A\00"
@.str.2 = [6 x i8] c"inc.h\00"
@.str.3 = [16 x i8] c"inc1/include1.h\00"
@.str.4 = [23 x i8] c"subdir/inc2/include2.h\00"
@.str.5 = [16 x i8] c"inc3/include3.h\00"
@.str.6 = [24 x i8] c"subdir2/deeper/deeper.h\00"
@str = [19 x i8] c"Hello from prog1.c\00"
define i32 @main() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0))
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0))
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.4, i64 0, i64 0))
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.5, i64 0, i64 0))
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.6, i64 0, i64 0))
ret i32 0
}