#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 */
scalar_t__ isValid(char *);
int /*<<< orphan*/ printf(char *);
int main(void) {
  if (isValid("(){}[]"))
    printf("true\n");
  else
    printf("false\n");
  if (isValid("(})"))
    printf("true\n");
  else
    printf("false\n");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
call   1040 <isValid@plt>
cmp    $0x0,%rax
je     1156 <main+0x36>
lea    0xebb(%rip),%rdi
call   1030 <printf@plt>
jmp    1162 <main+0x42>
lea    0xeb0(%rip),%rdi
call   1030 <printf@plt>
lea    0xeab(%rip),%rdi
call   1040 <isValid@plt>
cmp    $0x0,%rax
je     1189 <main+0x69>
lea    0xe88(%rip),%rdi
call   1030 <printf@plt>
jmp    1195 <main+0x75>
lea    0xe7d(%rip),%rdi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
push   %rax
lea    0xed5(%rip),%rdi
call   1040 <isValid@plt>
test   %rax,%rax
lea    0xed1(%rip),%r14
lea    0xed0(%rip),%rbx
mov    %rbx,%rdi
cmove  %r14,%rdi
call   1030 <puts@plt>
lea    0xeb3(%rip),%rdi
call   1040 <isValid@plt>
test   %rax,%rax
cmove  %r14,%rbx
mov    %rbx,%rdi
call   1030 <puts@plt>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [7 x i8] c"(){}[]\00"
@.str.1 = [6 x i8] c"true\0A\00"
@.str.2 = [7 x i8] c"false\0A\00"
@.str.3 = [4 x i8] c"(})\00"
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
%2 = call i64 @isValid(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i64 0, i64 0))
%3 = icmp ne i64 %2, 0
br i1 %3, label %4, label %6
4: ; preds = %0
%5 = call i32 @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0))
br label %8
6: ; preds = %0
%7 = call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.2, i64 0, i64 0))
br label %8
8: ; preds = %6, %4
%9 = call i64 @isValid(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0))
%10 = icmp ne i64 %9, 0
br i1 %10, label %11, label %13
11: ; preds = %8
%12 = call i32 @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0))
br label %15
13: ; preds = %8
%14 = call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.2, i64 0, i64 0))
br label %15
15: ; preds = %13, %11
ret i32 0
}

LLVM IR (-O2):
@.str = [7 x i8] c"(){}[]\00"
@.str.3 = [4 x i8] c"(})\00"
@str.4 = [6 x i8] c"false\00"
@str.6 = [5 x i8] c"true\00"
define i32 @main() {
%1 = tail call i64 @isValid(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i64 0, i64 0))
%2 = icmp eq i64 %1, 0
%3 = select i1 %2, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @str.4, i64 0, i64 0), i8* getelementptr inbounds ([5 x i8], [5 x i8]* @str.6, i64 0, i64 0)
%4 = tail call i32 @puts(i8* dereferenceable(1) %3)
%5 = tail call i64 @isValid(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0))
%6 = icmp eq i64 %5, 0
%7 = select i1 %6, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @str.4, i64 0, i64 0), i8* getelementptr inbounds ([5 x i8], [5 x i8]* @str.6, i64 0, i64 0)
%8 = tail call i32 @puts(i8* dereferenceable(1) %7)
ret i32 0
}