#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__ isgraph(char const);
int strlen(char const *);
int isremark(const char *line) {
  int i;
  for (i = 0; i < strlen(line); i++) {
    if (isgraph(line[i])) {
      if (line[i] == '#')
        return 1;
      else
        return 0;
    }
  }
  return 1;
}


x86 assembly (clang, -O0):
<isremark>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
mov    %eax,-0x18(%rbp)
mov    -0x10(%rbp),%rdi
call   1030 <strlen@plt>
mov    %eax,%ecx
mov    -0x18(%rbp),%eax
cmp    %ecx,%eax
jge    11aa <isremark+0x8a>
mov    -0x10(%rbp),%rax
movslq -0x14(%rbp),%rcx
movsbl (%rax,%rcx,1),%edi
call   1040 <isgraph@plt>
cmp    $0x0,%rax
je     1197 <isremark+0x77>
mov    -0x10(%rbp),%rax
movslq -0x14(%rbp),%rcx
movsbl (%rax,%rcx,1),%eax
cmp    $0x23,%eax
jne    118b <isremark+0x6b>
movl   $0x1,-0x4(%rbp)
jmp    11b1 <isremark+0x91>
movl   $0x0,-0x4(%rbp)
jmp    11b1 <isremark+0x91>
jmp    119c <isremark+0x7c>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1133 <isremark+0x13>
movl   $0x1,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<isremark>:
push   %rbp
push   %r14
push   %rbx
mov    %rdi,%rbx
call   1030 <strlen@plt>
mov    $0x1,%r14d
test   %eax,%eax
jle    116e <isremark+0x4e>
xor    %ebp,%ebp
nopl   0x0(%rax,%rax,1)
movsbl (%rbx,%rbp,1),%edi
call   1040 <isgraph@plt>
test   %rax,%rax
jne    1163 <isremark+0x43>
add    $0x1,%rbp
mov    %rbx,%rdi
call   1030 <strlen@plt>
cltq
cmp    %rax,%rbp
jl     1140 <isremark+0x20>
jmp    116e <isremark+0x4e>
xor    %r14d,%r14d
cmpb   $0x23,(%rbx,%rbp,1)
sete   %r14b
mov    %r14d,%eax
pop    %rbx
pop    %r14
pop    %rbp
ret

LLVM IR (-O0):
define i32 @isremark(i8* %0) {
%2 = alloca i32
%3 = alloca i8*
%4 = alloca i32
store i8* %0, i8** %3
store i32 0, i32* %4
br label %5
5: ; preds = %29, %1
%6 = load i32, i32* %4
%7 = load i8*, i8** %3
%8 = call i32 @strlen(i8* %7)
%9 = icmp slt i32 %6, %8
br i1 %9, label %10, label %32
10: ; preds = %5
%11 = load i8*, i8** %3
%12 = load i32, i32* %4
%13 = sext i32 %12 to i64
%14 = getelementptr inbounds i8, i8* %11, i64 %13
%15 = load i8, i8* %14
%16 = call i64 @isgraph(i8 signext %15)
%17 = icmp ne i64 %16, 0
br i1 %17, label %18, label %28
18: ; preds = %10
%19 = load i8*, i8** %3
%20 = load i32, i32* %4
%21 = sext i32 %20 to i64
%22 = getelementptr inbounds i8, i8* %19, i64 %21
%23 = load i8, i8* %22
%24 = sext i8 %23 to i32
%25 = icmp eq i32 %24, 35
br i1 %25, label %26, label %27
26: ; preds = %18
store i32 1, i32* %2
br label %33
27: ; preds = %18
store i32 0, i32* %2
br label %33
28: ; preds = %10
br label %29
29: ; preds = %28
%30 = load i32, i32* %4
%31 = add nsw i32 %30, 1
store i32 %31, i32* %4
br label %5
32: ; preds = %5
store i32 1, i32* %2
br label %33
33: ; preds = %32, %27, %26
%34 = load i32, i32* %2
ret i32 %34
}

LLVM IR (-O2):
define i32 @isremark(i8* %0) {
%2 = tail call i32 @strlen(i8* %0)
%3 = icmp sgt i32 %2, 0
br i1 %3, label %4, label %21
4: ; preds = %1, %16
%5 = phi i64 [ %17, %16 ], [ 0, %1 ]
%6 = getelementptr inbounds i8, i8* %0, i64 %5
%7 = load i8, i8* %6
%8 = tail call i64 @isgraph(i8 signext %7)
%9 = icmp eq i64 %8, 0
br i1 %9, label %16, label %10
10: ; preds = %4
%11 = and i64 %5, 4294967295
%12 = getelementptr inbounds i8, i8* %0, i64 %11
%13 = load i8, i8* %12
%14 = icmp eq i8 %13, 35
%15 = zext i1 %14 to i32
br label %21
16: ; preds = %4
%17 = add nuw nsw i64 %5, 1
%18 = tail call i32 @strlen(i8* %0)
%19 = sext i32 %18 to i64
%20 = icmp slt i64 %17, %19
br i1 %20, label %4, label %21
21: ; preds = %16, %1, %10
%22 = phi i32 [ %15, %10 ], [ 1, %1 ], [ 1, %16 ]
ret i32 %22
}