#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*/ tassert(int);
int varint_encoding_length(unsigned int);
void encoding_length_test() {
  tassert(varint_encoding_length(2) == 1);
  tassert(varint_encoding_length(16383) == 2);
  tassert(varint_encoding_length(2097151) == 3);
  tassert(varint_encoding_length(268435455) == 4);
  tassert(varint_encoding_length(34359738367) == 5);
  tassert(varint_encoding_length(4398046511103) == 6);
  tassert(varint_encoding_length(562949953421311) == 7);
  tassert(varint_encoding_length(72057594037927935) == 8);
  tassert(varint_encoding_length(9223372036854775807U) == 9);
  tassert(varint_encoding_length(18446744073709551615U) == 10);
}


x86 assembly (clang, -O0):
<encoding_length_test>:
push   %rbp
mov    %rsp,%rbp
mov    $0x2,%edi
call   1040 <varint_encoding_length@plt>
cmp    $0x1,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <tassert@plt>
mov    $0x3fff,%edi
call   1040 <varint_encoding_length@plt>
cmp    $0x2,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <tassert@plt>
mov    $0x1fffff,%edi
call   1040 <varint_encoding_length@plt>
cmp    $0x3,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <tassert@plt>
mov    $0xfffffff,%edi
call   1040 <varint_encoding_length@plt>
cmp    $0x4,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
cmp    $0x5,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
cmp    $0x6,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
cmp    $0x7,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
cmp    $0x8,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
cmp    $0x9,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
cmp    $0xa,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <tassert@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<encoding_length_test>:
push   %rax
mov    $0x2,%edi
call   1040 <varint_encoding_length@plt>
xor    %edi,%edi
cmp    $0x1,%eax
sete   %dil
call   1030 <tassert@plt>
mov    $0x3fff,%edi
call   1040 <varint_encoding_length@plt>
xor    %edi,%edi
cmp    $0x2,%eax
sete   %dil
call   1030 <tassert@plt>
mov    $0x1fffff,%edi
call   1040 <varint_encoding_length@plt>
xor    %edi,%edi
cmp    $0x3,%eax
sete   %dil
call   1030 <tassert@plt>
mov    $0xfffffff,%edi
call   1040 <varint_encoding_length@plt>
xor    %edi,%edi
cmp    $0x4,%eax
sete   %dil
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
xor    %edi,%edi
cmp    $0x5,%eax
sete   %dil
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
xor    %edi,%edi
cmp    $0x6,%eax
sete   %dil
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
xor    %edi,%edi
cmp    $0x7,%eax
sete   %dil
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
xor    %edi,%edi
cmp    $0x8,%eax
sete   %dil
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
xor    %edi,%edi
cmp    $0x9,%eax
sete   %dil
call   1030 <tassert@plt>
mov    $0xffffffff,%edi
call   1040 <varint_encoding_length@plt>
xor    %edi,%edi
cmp    $0xa,%eax
sete   %dil
pop    %rax
jmp    1030 <tassert@plt>

LLVM IR (-O0):
define void @encoding_length_test() {
%1 = call i32 @varint_encoding_length(i32 2)
%2 = icmp eq i32 %1, 1
%3 = zext i1 %2 to i32
%4 = call i32 @tassert(i32 %3)
%5 = call i32 @varint_encoding_length(i32 16383)
%6 = icmp eq i32 %5, 2
%7 = zext i1 %6 to i32
%8 = call i32 @tassert(i32 %7)
%9 = call i32 @varint_encoding_length(i32 2097151)
%10 = icmp eq i32 %9, 3
%11 = zext i1 %10 to i32
%12 = call i32 @tassert(i32 %11)
%13 = call i32 @varint_encoding_length(i32 268435455)
%14 = icmp eq i32 %13, 4
%15 = zext i1 %14 to i32
%16 = call i32 @tassert(i32 %15)
%17 = call i32 @varint_encoding_length(i32 -1)
%18 = icmp eq i32 %17, 5
%19 = zext i1 %18 to i32
%20 = call i32 @tassert(i32 %19)
%21 = call i32 @varint_encoding_length(i32 -1)
%22 = icmp eq i32 %21, 6
%23 = zext i1 %22 to i32
%24 = call i32 @tassert(i32 %23)
%25 = call i32 @varint_encoding_length(i32 -1)
%26 = icmp eq i32 %25, 7
%27 = zext i1 %26 to i32
%28 = call i32 @tassert(i32 %27)
%29 = call i32 @varint_encoding_length(i32 -1)
%30 = icmp eq i32 %29, 8
%31 = zext i1 %30 to i32
%32 = call i32 @tassert(i32 %31)
%33 = call i32 @varint_encoding_length(i32 -1)
%34 = icmp eq i32 %33, 9
%35 = zext i1 %34 to i32
%36 = call i32 @tassert(i32 %35)
%37 = call i32 @varint_encoding_length(i32 -1)
%38 = icmp eq i32 %37, 10
%39 = zext i1 %38 to i32
%40 = call i32 @tassert(i32 %39)
ret void
}

LLVM IR (-O2):
define void @encoding_length_test() {
%1 = tail call i32 @varint_encoding_length(i32 2)
%2 = icmp eq i32 %1, 1
%3 = zext i1 %2 to i32
%4 = tail call i32 @tassert(i32 %3)
%5 = tail call i32 @varint_encoding_length(i32 16383)
%6 = icmp eq i32 %5, 2
%7 = zext i1 %6 to i32
%8 = tail call i32 @tassert(i32 %7)
%9 = tail call i32 @varint_encoding_length(i32 2097151)
%10 = icmp eq i32 %9, 3
%11 = zext i1 %10 to i32
%12 = tail call i32 @tassert(i32 %11)
%13 = tail call i32 @varint_encoding_length(i32 268435455)
%14 = icmp eq i32 %13, 4
%15 = zext i1 %14 to i32
%16 = tail call i32 @tassert(i32 %15)
%17 = tail call i32 @varint_encoding_length(i32 -1)
%18 = icmp eq i32 %17, 5
%19 = zext i1 %18 to i32
%20 = tail call i32 @tassert(i32 %19)
%21 = tail call i32 @varint_encoding_length(i32 -1)
%22 = icmp eq i32 %21, 6
%23 = zext i1 %22 to i32
%24 = tail call i32 @tassert(i32 %23)
%25 = tail call i32 @varint_encoding_length(i32 -1)
%26 = icmp eq i32 %25, 7
%27 = zext i1 %26 to i32
%28 = tail call i32 @tassert(i32 %27)
%29 = tail call i32 @varint_encoding_length(i32 -1)
%30 = icmp eq i32 %29, 8
%31 = zext i1 %30 to i32
%32 = tail call i32 @tassert(i32 %31)
%33 = tail call i32 @varint_encoding_length(i32 -1)
%34 = icmp eq i32 %33, 9
%35 = zext i1 %34 to i32
%36 = tail call i32 @tassert(i32 %35)
%37 = tail call i32 @varint_encoding_length(i32 -1)
%38 = icmp eq i32 %37, 10
%39 = zext i1 %38 to i32
%40 = tail call i32 @tassert(i32 %39)
ret void
}