#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 */
char *getHint(char *, char *);
int /*<<< orphan*/ printf(char *, char *);
int main(void) {
  char *s1 = "1807";
  char *g1 = "7810";
  char *s2 = "1123";
  char *g2 = "0111";
  printf("case 1: %s\n", getHint(s1, g1));
  printf("case 2: %s\n", getHint(s2, g2));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rax
mov    %rax,-0x10(%rbp)
lea    0xec4(%rip),%rax
mov    %rax,-0x18(%rbp)
lea    0xebe(%rip),%rax
mov    %rax,-0x20(%rbp)
lea    0xeb8(%rip),%rax
mov    %rax,-0x28(%rbp)
mov    -0x10(%rbp),%rdi
mov    -0x18(%rbp),%rsi
call   1040 <getHint@plt>
mov    %rax,%rsi
lea    0xea2(%rip),%rdi
call   1030 <printf@plt>
mov    -0x20(%rbp),%rdi
mov    -0x28(%rbp),%rsi
call   1040 <getHint@plt>
mov    %rax,%rsi
lea    0xe92(%rip),%rdi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xed8(%rip),%rdi
lea    0xed6(%rip),%rsi
call   1040 <getHint@plt>
lea    0xed9(%rip),%rdi
mov    %rax,%rsi
call   1030 <printf@plt>
lea    0xec0(%rip),%rdi
lea    0xebe(%rip),%rsi
call   1040 <getHint@plt>
lea    0xec3(%rip),%rdi
mov    %rax,%rsi
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [5 x i8] c"1807\00"
@.str.1 = [5 x i8] c"7810\00"
@.str.2 = [5 x i8] c"1123\00"
@.str.3 = [5 x i8] c"0111\00"
@.str.4 = [12 x i8] c"case 1: %s\0A\00"
@.str.5 = [12 x i8] c"case 2: %s\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i8*
%3 = alloca i8*
%4 = alloca i8*
%5 = alloca i8*
store i32 0, i32* %1
store i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0), i8** %2
store i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i8** %3
store i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i64 0, i64 0), i8** %4
store i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.3, i64 0, i64 0), i8** %5
%6 = load i8*, i8** %2
%7 = load i8*, i8** %3
%8 = call i8* @getHint(i8* %6, i8* %7)
%9 = call i32 @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.4, i64 0, i64 0), i8* %8)
%10 = load i8*, i8** %4
%11 = load i8*, i8** %5
%12 = call i8* @getHint(i8* %10, i8* %11)
%13 = call i32 @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.5, i64 0, i64 0), i8* %12)
ret i32 0
}

LLVM IR (-O2):
@.str = [5 x i8] c"1807\00"
@.str.1 = [5 x i8] c"7810\00"
@.str.2 = [5 x i8] c"1123\00"
@.str.3 = [5 x i8] c"0111\00"
@.str.4 = [12 x i8] c"case 1: %s\0A\00"
@.str.5 = [12 x i8] c"case 2: %s\0A\00"
define i32 @main() {
%1 = tail call i8* @getHint(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0))
%2 = tail call i32 @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.4, i64 0, i64 0), i8* %1)
%3 = tail call i8* @getHint(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i64 0, i64 0), i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.3, i64 0, i64 0))
%4 = tail call i32 @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.5, i64 0, i64 0), i8* %3)
ret i32 0
}