#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*/ gets(char *);
int /*<<< orphan*/ puts(char *);
scalar_t__ strncmp(char *, char *, int);
int main() {
  char t[100];
  puts("What is the secret color=");
  gets(t);
  while (strncmp(t, "blue", 6) != 0) {
    puts("Wrong, try again.");
    gets(t);
  }
  puts("Right!");
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x70,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
call   1040 <puts@plt>
lea    -0x70(%rbp),%rdi
call   1050 <gets@plt>
lea    -0x70(%rbp),%rdi
lea    0xebb(%rip),%rsi
mov    $0x6,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
je     118d <main+0x5d>
lea    0xea5(%rip),%rdi
call   1040 <puts@plt>
lea    -0x70(%rbp),%rdi
call   1050 <gets@plt>
jmp    1154 <main+0x24>
lea    0xe9d(%rip),%rdi
call   1040 <puts@plt>
mov    -0x4(%rbp),%eax
add    $0x70,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %rbx
sub    $0x70,%rsp
lea    0xec0(%rip),%rdi
call   1040 <puts@plt>
mov    %rsp,%rbx
mov    %rbx,%rdi
call   1050 <gets@plt>
lea    0xec3(%rip),%rsi
mov    %rbx,%rdi
mov    $0x6,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     11a5 <main+0x75>
lea    0xeaf(%rip),%r14
mov    %rsp,%rbx
lea    0xea0(%rip),%r15
nopw   0x0(%rax,%rax,1)
mov    %r14,%rdi
call   1040 <puts@plt>
mov    %rbx,%rdi
call   1050 <gets@plt>
mov    %rbx,%rdi
mov    %r15,%rsi
mov    $0x6,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
jne    1180 <main+0x50>
lea    0xe85(%rip),%rdi
call   1040 <puts@plt>
xor    %eax,%eax
add    $0x70,%rsp
pop    %rbx
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
@.str = [26 x i8] c"What is the secret color=\00"
@.str.1 = [5 x i8] c"blue\00"
@.str.2 = [18 x i8] c"Wrong, try again.\00"
@.str.3 = [7 x i8] c"Right!\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [100 x i8]
store i32 0, i32* %1
%3 = call i32 @puts(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0))
%4 = getelementptr inbounds [100 x i8], [100 x i8]* %2, i64 0, i64 0
%5 = call i32 @gets(i8* %4)
br label %6
6: ; preds = %10, %0
%7 = getelementptr inbounds [100 x i8], [100 x i8]* %2, i64 0, i64 0
%8 = call i64 @strncmp(i8* %7, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i32 6)
%9 = icmp ne i64 %8, 0
br i1 %9, label %10, label %14
10: ; preds = %6
%11 = call i32 @puts(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0))
%12 = getelementptr inbounds [100 x i8], [100 x i8]* %2, i64 0, i64 0
%13 = call i32 @gets(i8* %12)
br label %6
14: ; preds = %6
%15 = call i32 @puts(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.3, i64 0, i64 0))
%16 = load i32, i32* %1
ret i32 %16
}

LLVM IR (-O2):
@.str = [26 x i8] c"What is the secret color=\00"
@.str.1 = [5 x i8] c"blue\00"
@.str.2 = [18 x i8] c"Wrong, try again.\00"
@.str.3 = [7 x i8] c"Right!\00"
define i32 @main() {
%1 = alloca [100 x i8]
%2 = getelementptr inbounds [100 x i8], [100 x i8]* %1, i64 0, i64 0
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @gets(i8* %2)
%5 = call i64 @strncmp(i8* %2, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i32 6)
%6 = icmp eq i64 %5, 0
br i1 %6, label %12, label %7
7: ; preds = %0, %7
%8 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 @gets(i8* %2)
%10 = call i64 @strncmp(i8* %2, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i32 6)
%11 = icmp eq i64 %10, 0
br i1 %11, label %12, label %7
12: ; preds = %7, %0
%13 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.3, i64 0, i64 0))
ret i32 0
}