cc.cpp

#include <iostream>

#define STRINGIZE(something)  STRINGIZE_HELPER(something)
#define STRINGIZE_HELPER(something) #something

using namespace std;

int Test02()
{
    int foo = 999;

    if (true)
        cout << __LINE__ << " : foo = " << foo << endl;
    else
        cout << __LINE__ << " : foo = " << foo << endl;

    cout << __LINE__ << " : foo = " << foo << endl;
    return 0;
}

void F01()
{
//  __asm int 3
    __asm { jmp XX }
    __asm { _emit 0xb8 }
XX:
    Test02();    
}

void F02()
{
//  __asm int 3
    __asm { jmp XX1 }
    __asm {
            _emit 0x90
            _emit 0x90
            _emit 0x90
            _emit 0x90
            _emit 0x90
            _emit 0x90
            _emit 0x90
        }
XX1:
    __asm { mov eax, XX2 }

XX2:
    Test02();
}

/*
// Disassembled by OllyDbg
004010D0   $  55            push    ebp
004010D1   .  8BEC          mov     ebp, esp
004010D3   .  CC            int3
004010D4   .  B8 0000FFE0   mov     eax, E0FF0000
004010D9   .  05 E410411F   add     eax, 1F4110E4
004010DE   .^ E9 F4FFFFFF   jmp     004010D7
004010E3      E8            db      E8
004010E4   .  E8 17FFFFFF   call    00401000
004010E9   .  5D            pop     ebp
004010EA   .  C3            retn
004010EB      CC            int3


// Disassembled by IDA Pro
                               push    ebp
.text:004010D1                 mov     ebp, esp
.text:004010D3                 int     3               ; Trap to Debugger
.text:004010D4 loc_4010D4:                             ; CODE XREF: .text:004010DE
.text:004010D4                 mov     eax, 0E0FF0000h
.text:004010D9                 add     eax, 1F4110E4h
.text:004010DE                 jmp     near ptr loc_4010D4+3
.text:004010E3                 dd 0FF17E8E8h, 0C35DFFFFh, 0CCCCCCCCh  // WTF? poor disassembler...
*/

void F03()
{
//  __asm int 3
    __asm {
_BLINE_L01:
        mov eax, 0xE0FF0000                         // B8 00 00 FF E0
        add eax, (offset _BLINE_L02) - 0xE0FF0000   // 05 E4 10 41 1F
        jmp _BLINE_L01 + 3                          // E9 F4 FF FF FF
        _emit 0xE8                                  // E8
_BLINE_L02:                                         // E8 17 FF FF FF
    }
    Test02();
}

int main()
{
    // Pick one each time for test...
//  F01();
//  F02();
//  F03();
    return 0;
}