#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 *, char *, int);
int request_type(char *request) {
  if (strncmp(request, "GET ", 4) == 0 || strncmp(request, "get ", 4) == 0) {
    return 101;
  }
  if (strncmp(request, "POST ", 5) == 0 || strncmp(request, "post ", 5) == 0) {
    return 102;
  }
  return 100;
}


x86 assembly (clang, -O0):
<request_type>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
lea    0xed9(%rip),%rsi
mov    $0x4,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
je     115a <request_type+0x4a>
mov    -0x10(%rbp),%rdi
lea    0xebf(%rip),%rsi
mov    $0x4,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    1166 <request_type+0x56>
movl   $0x65,-0x4(%rbp)
jmp    11b7 <request_type+0xa7>
mov    -0x10(%rbp),%rdi
lea    0xe99(%rip),%rsi
mov    $0x5,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
je     11a4 <request_type+0x94>
mov    -0x10(%rbp),%rdi
lea    0xe80(%rip),%rsi
mov    $0x5,%edx
call   1030 <strncmp@plt>
cmp    $0x0,%rax
jne    11b0 <request_type+0xa0>
movl   $0x66,-0x4(%rbp)
jmp    11b7 <request_type+0xa7>
movl   $0x64,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<request_type>:
push   %rbp
push   %rbx
push   %rax
mov    %rdi,%rbx
lea    0xee3(%rip),%rsi
mov    $0x4,%edx
call   1030 <strncmp@plt>
mov    $0x65,%ebp
test   %rax,%rax
je     118c <request_type+0x7c>
lea    0xecd(%rip),%rsi
mov    %rbx,%rdi
mov    $0x4,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     118c <request_type+0x7c>
lea    0xeb9(%rip),%rsi
mov    %rbx,%rdi
mov    $0x5,%edx
call   1030 <strncmp@plt>
test   %rax,%rax
je     1187 <request_type+0x77>
lea    0xea6(%rip),%rsi
mov    %rbx,%rdi
mov    $0x5,%edx
call   1030 <strncmp@plt>
xor    %ecx,%ecx
test   %rax,%rax
sete   %cl
lea    (%rcx,%rcx,1),%ebp
add    $0x64,%ebp
jmp    118c <request_type+0x7c>
mov    $0x66,%ebp
mov    %ebp,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
@.str = [5 x i8] c"GET \00"
@.str.1 = [5 x i8] c"get \00"
@.str.2 = [6 x i8] c"POST \00"
@.str.3 = [6 x i8] c"post \00"
define i32 @request_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 ([5 x i8], [5 x i8]* @.str, i64 0, i64 0), i32 4)
%6 = icmp eq i64 %5, 0
br i1 %6, label %11, label %7
7: ; preds = %1
%8 = load i8*, i8** %3
%9 = call i64 @strncmp(i8* %8, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i32 4)
%10 = icmp eq i64 %9, 0
br i1 %10, label %11, label %12
11: ; preds = %7, %1
store i32 101, i32* %2
br label %22
12: ; preds = %7
%13 = load i8*, i8** %3
%14 = call i64 @strncmp(i8* %13, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0), i32 5)
%15 = icmp eq i64 %14, 0
br i1 %15, label %20, label %16
16: ; preds = %12
%17 = load i8*, i8** %3
%18 = call i64 @strncmp(i8* %17, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.3, i64 0, i64 0), i32 5)
%19 = icmp eq i64 %18, 0
br i1 %19, label %20, label %21
20: ; preds = %16, %12
store i32 102, i32* %2
br label %22
21: ; preds = %16
store i32 100, i32* %2
br label %22
22: ; preds = %21, %20, %11
%23 = load i32, i32* %2
ret i32 %23
}

LLVM IR (-O2):
@.str = [5 x i8] c"GET \00"
@.str.1 = [5 x i8] c"get \00"
@.str.2 = [6 x i8] c"POST \00"
@.str.3 = [6 x i8] c"post \00"
define i32 @request_type(i8* %0) {
%2 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0), i32 4)
%3 = icmp eq i64 %2, 0
br i1 %3, label %14, label %4
4: ; preds = %1
%5 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i32 4)
%6 = icmp eq i64 %5, 0
br i1 %6, label %14, label %7
7: ; preds = %4
%8 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0), i32 5)
%9 = icmp eq i64 %8, 0
br i1 %9, label %14, label %10
10: ; preds = %7
%11 = tail call i64 @strncmp(i8* %0, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.3, i64 0, i64 0), i32 5)
%12 = icmp eq i64 %11, 0
%13 = select i1 %12, i32 102, i32 100
br label %14
14: ; preds = %10, %7, %1, %4
%15 = phi i32 [ 101, %4 ], [ 101, %1 ], [ 102, %7 ], [ %13, %10 ]
ret i32 %15
}