#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*/ assert(int);
int integer_log10(int);
void integer_log10_test(void) {
  assert(integer_log10(0) == 0);
  assert(integer_log10(9) == 0);
  assert(integer_log10(10) == 1);
  assert(integer_log10(99) == 1);
  assert(integer_log10(100) == 2);
}


x86 assembly (clang, -O0):
<integer_log10_test>:
push   %rbp
mov    %rsp,%rbp
xor    %edi,%edi
call   1030 <integer_log10@plt>
cmp    $0x0,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1040 <assert@plt>
mov    $0x9,%edi
call   1030 <integer_log10@plt>
cmp    $0x0,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1040 <assert@plt>
mov    $0xa,%edi
call   1030 <integer_log10@plt>
cmp    $0x1,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1040 <assert@plt>
mov    $0x63,%edi
call   1030 <integer_log10@plt>
cmp    $0x1,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1040 <assert@plt>
mov    $0x64,%edi
call   1030 <integer_log10@plt>
cmp    $0x2,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1040 <assert@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<integer_log10_test>:
push   %rax
xor    %edi,%edi
call   1030 <integer_log10@plt>
xor    %edi,%edi
test   %eax,%eax
sete   %dil
call   1040 <assert@plt>
mov    $0x9,%edi
call   1030 <integer_log10@plt>
xor    %edi,%edi
test   %eax,%eax
sete   %dil
call   1040 <assert@plt>
mov    $0xa,%edi
call   1030 <integer_log10@plt>
xor    %edi,%edi
cmp    $0x1,%eax
sete   %dil
call   1040 <assert@plt>
mov    $0x63,%edi
call   1030 <integer_log10@plt>
xor    %edi,%edi
cmp    $0x1,%eax
sete   %dil
call   1040 <assert@plt>
mov    $0x64,%edi
call   1030 <integer_log10@plt>
xor    %edi,%edi
cmp    $0x2,%eax
sete   %dil
pop    %rax
jmp    1040 <assert@plt>

LLVM IR (-O0):
define void @integer_log10_test() {
%1 = call i32 @integer_log10(i32 0)
%2 = icmp eq i32 %1, 0
%3 = zext i1 %2 to i32
%4 = call i32 @assert(i32 %3)
%5 = call i32 @integer_log10(i32 9)
%6 = icmp eq i32 %5, 0
%7 = zext i1 %6 to i32
%8 = call i32 @assert(i32 %7)
%9 = call i32 @integer_log10(i32 10)
%10 = icmp eq i32 %9, 1
%11 = zext i1 %10 to i32
%12 = call i32 @assert(i32 %11)
%13 = call i32 @integer_log10(i32 99)
%14 = icmp eq i32 %13, 1
%15 = zext i1 %14 to i32
%16 = call i32 @assert(i32 %15)
%17 = call i32 @integer_log10(i32 100)
%18 = icmp eq i32 %17, 2
%19 = zext i1 %18 to i32
%20 = call i32 @assert(i32 %19)
ret void
}

LLVM IR (-O2):
define void @integer_log10_test() {
%1 = tail call i32 @integer_log10(i32 0)
%2 = icmp eq i32 %1, 0
%3 = zext i1 %2 to i32
%4 = tail call i32 @assert(i32 %3)
%5 = tail call i32 @integer_log10(i32 9)
%6 = icmp eq i32 %5, 0
%7 = zext i1 %6 to i32
%8 = tail call i32 @assert(i32 %7)
%9 = tail call i32 @integer_log10(i32 10)
%10 = icmp eq i32 %9, 1
%11 = zext i1 %10 to i32
%12 = tail call i32 @assert(i32 %11)
%13 = tail call i32 @integer_log10(i32 99)
%14 = icmp eq i32 %13, 1
%15 = zext i1 %14 to i32
%16 = tail call i32 @assert(i32 %15)
%17 = tail call i32 @integer_log10(i32 100)
%18 = icmp eq i32 %17, 2
%19 = zext i1 %18 to i32
%20 = tail call i32 @assert(i32 %19)
ret void
}