#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*/ strncmp(char *, char *, size_t);
int seetex_begin(char *line) {
  if (!strncmp(line, "*:tex-\\begin", (size_t)12))
    return 1;
  if (!strncmp(line, "c:tex-\\begin", (size_t)12))
    return 1;
  if (!strncmp(line, "*:tex-begin", (size_t)11))
    return 1;
  if (!strncmp(line, "c:tex-begin", (size_t)11))
    return 1;
  return 0;
}


x86 assembly (clang, -O0):
<seetex_begin>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
lea    0xed9(%rip),%rsi
mov    $0xc,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%eax
jne    1146 <seetex_begin+0x36>
movl   $0x1,-0x4(%rbp)
jmp    11cb <seetex_begin+0xbb>
mov    -0x10(%rbp),%rdi
lea    0xebc(%rip),%rsi
mov    $0xc,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%eax
jne    1170 <seetex_begin+0x60>
movl   $0x1,-0x4(%rbp)
jmp    11cb <seetex_begin+0xbb>
mov    -0x10(%rbp),%rdi
lea    0xe9f(%rip),%rsi
mov    $0xb,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%eax
jne    119a <seetex_begin+0x8a>
movl   $0x1,-0x4(%rbp)
jmp    11cb <seetex_begin+0xbb>
mov    -0x10(%rbp),%rdi
lea    0xe81(%rip),%rsi
mov    $0xb,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%eax
jne    11c4 <seetex_begin+0xb4>
movl   $0x1,-0x4(%rbp)
jmp    11cb <seetex_begin+0xbb>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<seetex_begin>:
push   %rbp
push   %rbx
push   %rax
mov    %rdi,%rbx
lea    0xee3(%rip),%rsi
mov    $0xc,%edx
call   1030 <strncmp@plt>
mov    $0x1,%ebp
test   %eax,%eax
je     117c <seetex_begin+0x6c>
lea    0xed6(%rip),%rsi
mov    $0xc,%edx
mov    %rbx,%rdi
call   1030 <strncmp@plt>
test   %eax,%eax
je     117c <seetex_begin+0x6c>
lea    0xecb(%rip),%rsi
mov    $0xb,%edx
mov    %rbx,%rdi
call   1030 <strncmp@plt>
test   %eax,%eax
je     117c <seetex_begin+0x6c>
lea    0xebf(%rip),%rsi
mov    $0xb,%edx
mov    %rbx,%rdi
call   1030 <strncmp@plt>
xor    %ebp,%ebp
test   %eax,%eax
sete   %bpl
mov    %ebp,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
@.str = [13 x i8] c"*:tex-\\begin\00"
@.str.1 = [13 x i8] c"c:tex-\\begin\00"
@.str.2 = [12 x i8] c"*:tex-begin\00"
@.str.3 = [12 x i8] c"c:tex-begin\00"
define i32 @seetex_begin(i8* %0) {
%2 = alloca i32
%3 = alloca i8*
store i8* %0, i8** %3
%4 = load i8*, i8** %3
%5 = call i32 @strncmp(i8* %4, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i64 12)
%6 = icmp ne i32 %5, 0
br i1 %6, label %8, label %7
7: ; preds = %1
store i32 1, i32* %2
br label %24
8: ; preds = %1
%9 = load i8*, i8** %3
%10 = call i32 @strncmp(i8* %9, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.1, i64 0, i64 0), i64 12)
%11 = icmp ne i32 %10, 0
br i1 %11, label %13, label %12
12: ; preds = %8
store i32 1, i32* %2
br label %24
13: ; preds = %8
%14 = load i8*, i8** %3
%15 = call i32 @strncmp(i8* %14, i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i64 11)
%16 = icmp ne i32 %15, 0
br i1 %16, label %18, label %17
17: ; preds = %13
store i32 1, i32* %2
br label %24
18: ; preds = %13
%19 = load i8*, i8** %3
%20 = call i32 @strncmp(i8* %19, i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.3, i64 0, i64 0), i64 11)
%21 = icmp ne i32 %20, 0
br i1 %21, label %23, label %22
22: ; preds = %18
store i32 1, i32* %2
br label %24
23: ; preds = %18
store i32 0, i32* %2
br label %24
24: ; preds = %23, %22, %17, %12, %7
%25 = load i32, i32* %2
ret i32 %25
}

LLVM IR (-O2):
@.str = [13 x i8] c"*:tex-\\begin\00"
@.str.1 = [13 x i8] c"c:tex-\\begin\00"
@.str.2 = [12 x i8] c"*:tex-begin\00"
@.str.3 = [12 x i8] c"c:tex-begin\00"
define i32 @seetex_begin(i8* nocapture %0) {
%2 = tail call i32 @strncmp(i8* dereferenceable(1) %0, i8* dereferenceable(13) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i64 12)
%3 = icmp eq i32 %2, 0
br i1 %3, label %14, label %4
4: ; preds = %1
%5 = tail call i32 @strncmp(i8* dereferenceable(1) %0, i8* dereferenceable(13) getelementptr inbounds ([13 x i8], [13 x i8]* @.str.1, i64 0, i64 0), i64 12)
%6 = icmp eq i32 %5, 0
br i1 %6, label %14, label %7
7: ; preds = %4
%8 = tail call i32 @strncmp(i8* dereferenceable(1) %0, i8* dereferenceable(12) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i64 11)
%9 = icmp eq i32 %8, 0
br i1 %9, label %14, label %10
10: ; preds = %7
%11 = tail call i32 @strncmp(i8* dereferenceable(1) %0, i8* dereferenceable(12) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.3, i64 0, i64 0), i64 11)
%12 = icmp eq i32 %11, 0
%13 = zext i1 %12 to i32
br label %14
14: ; preds = %10, %7, %4, %1
%15 = phi i32 [ 1, %1 ], [ 1, %4 ], [ 1, %7 ], [ %13, %10 ]
ret i32 %15
}