#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 */
typedef int /*<<< orphan*/ ****dirent;

/* Variables and functions */
int /*<<< orphan*/ free(int /*<<< orphan*/ ******);
void free_dents(struct dirent **dents, int num_dents) {
  for (int i = 0; i < num_dents; ++i) {
    free(dents[i]);
  }
  free(dents);
}


x86 assembly (clang, -O0):
<free_dents>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    %esi,-0xc(%rbp)
movl   $0x0,-0x10(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1151 <free_dents+0x41>
mov    -0x8(%rbp),%rax
movslq -0x10(%rbp),%rcx
mov    (%rax,%rcx,8),%rdi
call   1030 <free@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    1126 <free_dents+0x16>
mov    -0x8(%rbp),%rdi
call   1030 <free@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<free_dents>:
push   %r15
push   %r14
push   %rbx
mov    %rdi,%r14
test   %esi,%esi
jle    1142 <free_dents+0x32>
mov    %esi,%r15d
xor    %ebx,%ebx
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax,%rax,1)
mov    (%r14,%rbx,8),%rdi
call   1030 <free@plt>
add    $0x1,%rbx
cmp    %rbx,%r15
jne    1130 <free_dents+0x20>
mov    %r14,%rdi
pop    %rbx
pop    %r14
pop    %r15
jmp    1030 <free@plt>

LLVM IR (-O0):
%struct.dirent = type opaque
define void @free_dents(%struct.dirent** %0, i32 %1) {
%3 = alloca %struct.dirent**
%4 = alloca i32
%5 = alloca i32
store %struct.dirent** %0, %struct.dirent*** %3
store i32 %1, i32* %4
store i32 0, i32* %5
br label %6
6: ; preds = %18, %2
%7 = load i32, i32* %5
%8 = load i32, i32* %4
%9 = icmp slt i32 %7, %8
br i1 %9, label %10, label %21
10: ; preds = %6
%11 = load %struct.dirent**, %struct.dirent*** %3
%12 = load i32, i32* %5
%13 = sext i32 %12 to i64
%14 = getelementptr inbounds %struct.dirent*, %struct.dirent** %11, i64 %13
%15 = load %struct.dirent*, %struct.dirent** %14
%16 = bitcast %struct.dirent* %15 to i32******
%17 = call i32 @free(i32****** %16)
br label %18
18: ; preds = %10
%19 = load i32, i32* %5
%20 = add nsw i32 %19, 1
store i32 %20, i32* %5
br label %6
21: ; preds = %6
%22 = load %struct.dirent**, %struct.dirent*** %3
%23 = bitcast %struct.dirent** %22 to i32******
%24 = call i32 @free(i32****** %23)
ret void
}

LLVM IR (-O2):
%struct.dirent = type opaque
define void @free_dents(%struct.dirent** nocapture %0, i32 %1) {
%3 = icmp sgt i32 %1, 0
br i1 %3, label %4, label %6
4: ; preds = %2
%5 = zext i32 %1 to i64
br label %9
6: ; preds = %9, %2
%7 = bitcast %struct.dirent** %0 to i32******
%8 = tail call i32 @free(i32****** %7)
ret void
9: ; preds = %4, %9
%10 = phi i64 [ 0, %4 ], [ %15, %9 ]
%11 = getelementptr inbounds %struct.dirent*, %struct.dirent** %0, i64 %10
%12 = bitcast %struct.dirent** %11 to i32*******
%13 = load i32******, i32******* %12
%14 = tail call i32 @free(i32****** %13)
%15 = add nuw nsw i64 %10, 1
%16 = icmp eq i64 %15, %5
br i1 %16, label %6, label %9
}