#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__ strncmp(char const *, char *, int);
int nmea_get_type(const char *nmea) {
  if (strncmp(nmea, "$GPRMC,", 7) == 0)
    return 0x0002;
  if (strncmp(nmea, "$GPGGA,", 7) == 0)
    return 0x0008;
  if (strncmp(nmea, "$GPGLL,", 7) == 0)
    return 0x0001;
  if (strncmp(nmea, "$GPVTG,", 7) == 0)
    return 0x0004;
  if (strncmp(nmea, "$GPGSA,", 7) == 0)
    return 0x0010;
  if (strncmp(nmea, "$GPGSV,", 7) == 0)
    return 0x0020;
  if (strncmp(nmea, "$GPZDA,", 7) == 0)
    return 0x0040;
  if (strncmp(nmea, "$PMTKCHN,", 9) == 0)
    return 0x0080;
  if (strncmp(nmea, "$PMTK", 5) == 0)
    return 0x8000;
  if (strncmp(nmea, "$PGTOP,", 7) == 0)
    return 0x2000;
  if (strncmp(nmea, "$PGACK,", 7) == 0)
    return 0x4000;
  return 0;
}


x86 assembly (clang, -O0):
<nmea_get_type>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
lea    0xed9(%rip),%rsi
mov    $0x7,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    1147 <nmea_get_type+0x37>
movl   $0x2,-0x4(%rbp)
jmp    12fc <nmea_get_type+0x1ec>
mov    -0x10(%rbp),%rdi
lea    0xeb6(%rip),%rsi
mov    $0x7,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    1172 <nmea_get_type+0x62>
movl   $0x8,-0x4(%rbp)
jmp    12fc <nmea_get_type+0x1ec>
mov    -0x10(%rbp),%rdi
lea    0xe93(%rip),%rsi
mov    $0x7,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    119d <nmea_get_type+0x8d>
movl   $0x1,-0x4(%rbp)
jmp    12fc <nmea_get_type+0x1ec>
mov    -0x10(%rbp),%rdi
lea    0xe70(%rip),%rsi
mov    $0x7,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    11c8 <nmea_get_type+0xb8>
movl   $0x4,-0x4(%rbp)
jmp    12fc <nmea_get_type+0x1ec>
mov    -0x10(%rbp),%rdi
lea    0xe4d(%rip),%rsi
mov    $0x7,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    11f3 <nmea_get_type+0xe3>
movl   $0x10,-0x4(%rbp)
jmp    12fc <nmea_get_type+0x1ec>
mov    -0x10(%rbp),%rdi
lea    0xe2a(%rip),%rsi
mov    $0x7,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    121e <nmea_get_type+0x10e>
movl   $0x20,-0x4(%rbp)
jmp    12fc <nmea_get_type+0x1ec>
mov    -0x10(%rbp),%rdi
lea    0xe07(%rip),%rsi
mov    $0x7,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    1249 <nmea_get_type+0x139>
movl   $0x40,-0x4(%rbp)
jmp    12fc <nmea_get_type+0x1ec>
mov    -0x10(%rbp),%rdi
lea    0xde4(%rip),%rsi
mov    $0x9,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    1274 <nmea_get_type+0x164>
movl   $0x80,-0x4(%rbp)
jmp    12fc <nmea_get_type+0x1ec>
mov    -0x10(%rbp),%rdi
lea    0xdc3(%rip),%rsi
mov    $0x5,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    129f <nmea_get_type+0x18f>
movl   $0x8000,-0x4(%rbp)
jmp    12fc <nmea_get_type+0x1ec>
mov    -0x10(%rbp),%rdi
lea    0xd9e(%rip),%rsi
mov    $0x7,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    12ca <nmea_get_type+0x1ba>
movl   $0x2000,-0x4(%rbp)
jmp    12fc <nmea_get_type+0x1ec>
mov    -0x10(%rbp),%rdi
lea    0xd7b(%rip),%rsi
mov    $0x7,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    12f5 <nmea_get_type+0x1e5>
movl   $0x4000,-0x4(%rbp)
jmp    12fc <nmea_get_type+0x1ec>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<nmea_get_type>:
push   %rbx
mov    %rdi,%rbx
lea    0xee5(%rip),%rsi
mov    $0x7,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     124f <nmea_get_type+0x13f>
lea    0xed3(%rip),%rsi
mov    %rbx,%rdi
mov    $0x7,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     1256 <nmea_get_type+0x146>
lea    0xebe(%rip),%rsi
mov    %rbx,%rdi
mov    $0x7,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     125d <nmea_get_type+0x14d>
lea    0xea9(%rip),%rsi
mov    %rbx,%rdi
mov    $0x7,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     1264 <nmea_get_type+0x154>
lea    0xe94(%rip),%rsi
mov    %rbx,%rdi
mov    $0x7,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     126b <nmea_get_type+0x15b>
lea    0xe7f(%rip),%rsi
mov    %rbx,%rdi
mov    $0x7,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     1272 <nmea_get_type+0x162>
lea    0xe6a(%rip),%rsi
mov    %rbx,%rdi
mov    $0x7,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     1279 <nmea_get_type+0x169>
lea    0xe55(%rip),%rsi
mov    %rbx,%rdi
mov    $0x9,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     1280 <nmea_get_type+0x170>
lea    0xe42(%rip),%rsi
mov    %rbx,%rdi
mov    $0x5,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     1287 <nmea_get_type+0x177>
lea    0xe2f(%rip),%rsi
mov    %rbx,%rdi
mov    $0x7,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     128e <nmea_get_type+0x17e>
lea    0xe1e(%rip),%rsi
mov    %rbx,%rdi
mov    $0x7,%edx
call   1030 <strncmp@plt>
mov    %rax,%rcx
xor    %eax,%eax
test   %rcx,%rcx
sete   %al
shl    $0xe,%eax
pop    %rbx
ret
mov    $0x2,%eax
pop    %rbx
ret
mov    $0x8,%eax
pop    %rbx
ret
mov    $0x1,%eax
pop    %rbx
ret
mov    $0x4,%eax
pop    %rbx
ret
mov    $0x10,%eax
pop    %rbx
ret
mov    $0x20,%eax
pop    %rbx
ret
mov    $0x40,%eax
pop    %rbx
ret
mov    $0x80,%eax
pop    %rbx
ret
mov    $0x8000,%eax
pop    %rbx
ret
mov    $0x2000,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [8 x i8] c"$GPRMC,\00"
@.str.1 = [8 x i8] c"$GPGGA,\00"
@.str.2 = [8 x i8] c"$GPGLL,\00"
@.str.3 = [8 x i8] c"$GPVTG,\00"
@.str.4 = [8 x i8] c"$GPGSA,\00"
@.str.5 = [8 x i8] c"$GPGSV,\00"
@.str.6 = [8 x i8] c"$GPZDA,\00"
@.str.7 = [10 x i8] c"$PMTKCHN,\00"
@.str.8 = [6 x i8] c"$PMTK\00"
@.str.9 = [8 x i8] c"$PGTOP,\00"
@.str.10 = [8 x i8] c"$PGACK,\00"
define i32 @nmea_get_type(i8* %0) {
%2 = alloca i32
%3 = alloca i8*
store i8* %0, i8** %3
%4 = load i8*, i8** %3
%5 = call i64 @strncmp(i8* %4, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0), i32 7)
%6 = icmp eq i64 %5, 0
br i1 %6, label %7, label %8
7: ; preds = %1
store i32 2, i32* %2
br label %59
8: ; preds = %1
%9 = load i8*, i8** %3
%10 = call i64 @strncmp(i8* %9, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0), i32 7)
%11 = icmp eq i64 %10, 0
br i1 %11, label %12, label %13
12: ; preds = %8
store i32 8, i32* %2
br label %59
13: ; preds = %8
%14 = load i8*, i8** %3
%15 = call i64 @strncmp(i8* %14, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0), i32 7)
%16 = icmp eq i64 %15, 0
br i1 %16, label %17, label %18
17: ; preds = %13
store i32 1, i32* %2
br label %59
18: ; preds = %13
%19 = load i8*, i8** %3
%20 = call i64 @strncmp(i8* %19, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.3, i64 0, i64 0), i32 7)
%21 = icmp eq i64 %20, 0
br i1 %21, label %22, label %23
22: ; preds = %18
store i32 4, i32* %2
br label %59
23: ; preds = %18
%24 = load i8*, i8** %3
%25 = call i64 @strncmp(i8* %24, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.4, i64 0, i64 0), i32 7)
%26 = icmp eq i64 %25, 0
br i1 %26, label %27, label %28
27: ; preds = %23
store i32 16, i32* %2
br label %59
28: ; preds = %23
%29 = load i8*, i8** %3
%30 = call i64 @strncmp(i8* %29, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.5, i64 0, i64 0), i32 7)
%31 = icmp eq i64 %30, 0
br i1 %31, label %32, label %33
32: ; preds = %28
store i32 32, i32* %2
br label %59
33: ; preds = %28
%34 = load i8*, i8** %3
%35 = call i64 @strncmp(i8* %34, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.6, i64 0, i64 0), i32 7)
%36 = icmp eq i64 %35, 0
br i1 %36, label %37, label %38
37: ; preds = %33
store i32 64, i32* %2
br label %59
38: ; preds = %33
%39 = load i8*, i8** %3
%40 = call i64 @strncmp(i8* %39, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.7, i64 0, i64 0), i32 9)
%41 = icmp eq i64 %40, 0
br i1 %41, label %42, label %43
42: ; preds = %38
store i32 128, i32* %2
br label %59
43: ; preds = %38
%44 = load i8*, i8** %3
%45 = call i64 @strncmp(i8* %44, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.8, i64 0, i64 0), i32 5)
%46 = icmp eq i64 %45, 0
br i1 %46, label %47, label %48
47: ; preds = %43
store i32 32768, i32* %2
br label %59
48: ; preds = %43
%49 = load i8*, i8** %3
%50 = call i64 @strncmp(i8* %49, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.9, i64 0, i64 0), i32 7)
%51 = icmp eq i64 %50, 0
br i1 %51, label %52, label %53
52: ; preds = %48
store i32 8192, i32* %2
br label %59
53: ; preds = %48
%54 = load i8*, i8** %3
%55 = call i64 @strncmp(i8* %54, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.10, i64 0, i64 0), i32 7)
%56 = icmp eq i64 %55, 0
br i1 %56, label %57, label %58
57: ; preds = %53
store i32 16384, i32* %2
br label %59
58: ; preds = %53
store i32 0, i32* %2
br label %59
59: ; preds = %58, %57, %52, %47, %42, %37, %32, %27, %22, %17, %12, %7
%60 = load i32, i32* %2
ret i32 %60
}

LLVM IR (-O2):
@.str = [8 x i8] c"$GPRMC,\00"
@.str.1 = [8 x i8] c"$GPGGA,\00"
@.str.2 = [8 x i8] c"$GPGLL,\00"
@.str.3 = [8 x i8] c"$GPVTG,\00"
@.str.4 = [8 x i8] c"$GPGSA,\00"
@.str.5 = [8 x i8] c"$GPGSV,\00"
@.str.6 = [8 x i8] c"$GPZDA,\00"
@.str.7 = [10 x i8] c"$PMTKCHN,\00"
@.str.8 = [6 x i8] c"$PMTK\00"
@.str.9 = [8 x i8] c"$PGTOP,\00"
@.str.10 = [8 x i8] c"$PGACK,\00"
define i32 @nmea_get_type(i8* %0) {
%2 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0), i32 7)
%3 = icmp eq i64 %2, 0
br i1 %3, label %35, label %4
4: ; preds = %1
%5 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0), i32 7)
%6 = icmp eq i64 %5, 0
br i1 %6, label %35, label %7
7: ; preds = %4
%8 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0), i32 7)
%9 = icmp eq i64 %8, 0
br i1 %9, label %35, label %10
10: ; preds = %7
%11 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.3, i64 0, i64 0), i32 7)
%12 = icmp eq i64 %11, 0
br i1 %12, label %35, label %13
13: ; preds = %10
%14 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.4, i64 0, i64 0), i32 7)
%15 = icmp eq i64 %14, 0
br i1 %15, label %35, label %16
16: ; preds = %13
%17 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.5, i64 0, i64 0), i32 7)
%18 = icmp eq i64 %17, 0
br i1 %18, label %35, label %19
19: ; preds = %16
%20 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.6, i64 0, i64 0), i32 7)
%21 = icmp eq i64 %20, 0
br i1 %21, label %35, label %22
22: ; preds = %19
%23 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.7, i64 0, i64 0), i32 9)
%24 = icmp eq i64 %23, 0
br i1 %24, label %35, label %25
25: ; preds = %22
%26 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.8, i64 0, i64 0), i32 5)
%27 = icmp eq i64 %26, 0
br i1 %27, label %35, label %28
28: ; preds = %25
%29 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.9, i64 0, i64 0), i32 7)
%30 = icmp eq i64 %29, 0
br i1 %30, label %35, label %31
31: ; preds = %28
%32 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.10, i64 0, i64 0), i32 7)
%33 = icmp eq i64 %32, 0
%34 = select i1 %33, i32 16384, i32 0
br label %35
35: ; preds = %31, %28, %25, %22, %19, %16, %13, %10, %7, %4, %1
%36 = phi i32 [ 2, %1 ], [ 8, %4 ], [ 1, %7 ], [ 4, %10 ], [ 16, %13 ], [ 32, %16 ], [ 64, %19 ], [ 128, %22 ], [ 32768, %25 ], [ 8192, %28 ], [ %34, %31 ]
ret i32 %36
}