#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 *, int, int);
int main(void) {
  int i, j;
  for (i = 1; i < 10; i += 2) {
    for (j = 7; j > 4; j--) {
      printf("I=%d J=%d\n", i, j + i - 1);
    }
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x1,-0x8(%rbp)
cmpl   $0xa,-0x8(%rbp)
jge    117a <main+0x6a>
movl   $0x7,-0xc(%rbp)
cmpl   $0x4,-0xc(%rbp)
jle    1167 <main+0x57>
mov    -0x8(%rbp),%esi
mov    -0xc(%rbp),%edx
add    -0x8(%rbp),%edx
sub    $0x1,%edx
lea    0xeac(%rip),%rdi
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0xffffffff,%eax
mov    %eax,-0xc(%rbp)
jmp    1137 <main+0x27>
jmp    116c <main+0x5c>
mov    -0x8(%rbp),%eax
add    $0x2,%eax
mov    %eax,-0x8(%rbp)
jmp    1126 <main+0x16>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xee8(%rip),%rbx
mov    %rbx,%rdi
mov    $0x1,%esi
mov    $0x7,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%esi
mov    $0x6,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%esi
mov    $0x5,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x3,%esi
mov    $0x9,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x3,%esi
mov    $0x8,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x3,%esi
mov    $0x7,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x5,%esi
mov    $0xb,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x5,%esi
mov    $0xa,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x5,%esi
mov    $0x9,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x7,%esi
mov    $0xd,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x7,%esi
mov    $0xc,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x7,%esi
mov    $0xb,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x9,%esi
mov    $0xf,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x9,%esi
mov    $0xe,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x9,%esi
mov    $0xd,%edx
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [11 x i8] c"I=%d J=%d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
store i32 1, i32* %2
br label %4
4: ; preds = %22, %0
%5 = load i32, i32* %2
%6 = icmp slt i32 %5, 10
br i1 %6, label %7, label %25
7: ; preds = %4
store i32 7, i32* %3
br label %8
8: ; preds = %18, %7
%9 = load i32, i32* %3
%10 = icmp sgt i32 %9, 4
br i1 %10, label %11, label %21
11: ; preds = %8
%12 = load i32, i32* %2
%13 = load i32, i32* %3
%14 = load i32, i32* %2
%15 = add nsw i32 %13, %14
%16 = sub nsw i32 %15, 1
%17 = call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 %12, i32 %16)
br label %18
18: ; preds = %11
%19 = load i32, i32* %3
%20 = add nsw i32 %19, -1
store i32 %20, i32* %3
br label %8
21: ; preds = %8
br label %22
22: ; preds = %21
%23 = load i32, i32* %2
%24 = add nsw i32 %23, 2
store i32 %24, i32* %2
br label %4
25: ; preds = %4
ret i32 0
}

LLVM IR (-O2):
@.str = [11 x i8] c"I=%d J=%d\0A\00"
define i32 @main() {
%1 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 1, i32 7)
%2 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 1, i32 6)
%3 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 1, i32 5)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 3, i32 9)
%5 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 3, i32 8)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 3, i32 7)
%7 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 5, i32 11)
%8 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 5, i32 10)
%9 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 5, i32 9)
%10 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 7, i32 13)
%11 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 7, i32 12)
%12 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 7, i32 11)
%13 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 9, i32 15)
%14 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 9, i32 14)
%15 = tail call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i32 9, i32 13)
ret i32 0
}