#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*/ ****struktura;

/* Variables and functions */
int /*<<< orphan*/ free(int /*<<< orphan*/ ******);
void usun(struct struktura **tab, int liczba) {
  int i;
  for (i = 0; i < liczba; i++) {
    free(tab[i]);
  }
  free(tab);
}


x86 assembly (clang, -O0):
<usun>:
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 <usun+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 <usun+0x16>
mov    -0x8(%rbp),%rdi
call   1030 <free@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<usun>:
push   %r15
push   %r14
push   %rbx
mov    %rdi,%r14
test   %esi,%esi
jle    1142 <usun+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 <usun+0x20>
mov    %r14,%rdi
pop    %rbx
pop    %r14
pop    %r15
jmp    1030 <free@plt>

LLVM IR (-O0):
%struct.struktura = type opaque
define void @usun(%struct.struktura** %0, i32 %1) {
%3 = alloca %struct.struktura**
%4 = alloca i32
%5 = alloca i32
store %struct.struktura** %0, %struct.struktura*** %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.struktura**, %struct.struktura*** %3
%12 = load i32, i32* %5
%13 = sext i32 %12 to i64
%14 = getelementptr inbounds %struct.struktura*, %struct.struktura** %11, i64 %13
%15 = load %struct.struktura*, %struct.struktura** %14
%16 = bitcast %struct.struktura* %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.struktura**, %struct.struktura*** %3
%23 = bitcast %struct.struktura** %22 to i32******
%24 = call i32 @free(i32****** %23)
ret void
}

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