#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*/ printf(char *, ...);
void fun1(int a[][10], int m, int n) {
  int i, j;
  for (i = 0; i < m; i++, printf("\n"))
    for (j = 0; j < n; j++)
      printf("%3d", a[i][j]);
}


x86 assembly (clang, -O0):
<fun1>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x8(%rbp)
mov    %esi,-0xc(%rbp)
mov    %edx,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    119b <fun1+0x8b>
movl   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x10(%rbp),%eax
jge    117a <fun1+0x6a>
mov    -0x8(%rbp),%rax
movslq -0x14(%rbp),%rcx
imul   $0x28,%rcx,%rcx
add    %rcx,%rax
movslq -0x18(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe9b(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    113c <fun1+0x2c>
jmp    117f <fun1+0x6f>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
lea    0xe75(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    1129 <fun1+0x19>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<fun1>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
mov    %edx,0x4(%rsp)
test   %esi,%esi
jle    1199 <fun1+0x79>
mov    %rdi,%rbx
mov    %esi,%r15d
mov    0x4(%rsp),%ebp
lea    0xebc(%rip),%r12
xor    %r13d,%r13d
jmp    1167 <fun1+0x47>
nopl   0x0(%rax)
add    $0x1,%r13
mov    $0xa,%edi
call   1030 <putchar@plt>
add    $0x28,%rbx
cmp    %r15,%r13
je     1199 <fun1+0x79>
cmpl   $0x0,0x4(%rsp)
jle    1150 <fun1+0x30>
xor    %r14d,%r14d
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax,%rax,1)
mov    (%rbx,%r14,4),%esi
mov    %r12,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
add    $0x1,%r14
cmp    %r14,%rbp
jne    1180 <fun1+0x60>
jmp    1150 <fun1+0x30>
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [4 x i8] c"%3d\00"
@.str.1 = [2 x i8] c"\0A\00"
define void @fun1([10 x i32]* %0, i32 %1, i32 %2) {
%4 = alloca [10 x i32]*
%5 = alloca i32
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32
store [10 x i32]* %0, [10 x i32]** %4
store i32 %1, i32* %5
store i32 %2, i32* %6
store i32 0, i32* %7
br label %9
9: ; preds = %32, %3
%10 = load i32, i32* %7
%11 = load i32, i32* %5
%12 = icmp slt i32 %10, %11
br i1 %12, label %13, label %36
13: ; preds = %9
store i32 0, i32* %8
br label %14
14: ; preds = %28, %13
%15 = load i32, i32* %8
%16 = load i32, i32* %6
%17 = icmp slt i32 %15, %16
br i1 %17, label %18, label %31
18: ; preds = %14
%19 = load [10 x i32]*, [10 x i32]** %4
%20 = load i32, i32* %7
%21 = sext i32 %20 to i64
%22 = getelementptr inbounds [10 x i32], [10 x i32]* %19, i64 %21
%23 = load i32, i32* %8
%24 = sext i32 %23 to i64
%25 = getelementptr inbounds [10 x i32], [10 x i32]* %22, i64 0, i64 %24
%26 = load i32, i32* %25
%27 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %26)
br label %28
28: ; preds = %18
%29 = load i32, i32* %8
%30 = add nsw i32 %29, 1
store i32 %30, i32* %8
br label %14
31: ; preds = %14
br label %32
32: ; preds = %31
%33 = load i32, i32* %7
%34 = add nsw i32 %33, 1
store i32 %34, i32* %7
%35 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
br label %9
36: ; preds = %9
ret void
}

LLVM IR (-O2):
@.str = [4 x i8] c"%3d\00"
define void @fun1([10 x i32]* nocapture %0, i32 %1, i32 %2) {
%4 = icmp sgt i32 %1, 0
br i1 %4, label %5, label %22
5: ; preds = %3
%6 = icmp sgt i32 %2, 0
%7 = zext i32 %1 to i64
%8 = zext i32 %2 to i64
br label %9
9: ; preds = %5, %18
%10 = phi i64 [ 0, %5 ], [ %19, %18 ]
br i1 %6, label %11, label %18
11: ; preds = %9, %11
%12 = phi i64 [ %16, %11 ], [ 0, %9 ]
%13 = getelementptr inbounds [10 x i32], [10 x i32]* %0, i64 %10, i64 %12
%14 = load i32, i32* %13
%15 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %14)
%16 = add nuw nsw i64 %12, 1
%17 = icmp eq i64 %16, %8
br i1 %17, label %18, label %11
18: ; preds = %11, %9
%19 = add nuw nsw i64 %10, 1
%20 = tail call i32 @putchar(i32 10)
%21 = icmp eq i64 %19, %7
br i1 %21, label %22, label %9
22: ; preds = %18, %3
ret void
}