unicode_was_a_bad_idea.cc

#include <stdio.h>
#include <stdarg.h>

static void d̰̞ͅi̜̣̣̤̪s͎̬̙p̫̞͕̹̣͉̙a̘̞̼͕̲ͅt̰̳c͚̟̳͎̻̘ͅh̻͠(const char* f̢̬͉̥̮͈̦̤m̨t̴̝̳, ...)
{
    va_list a̢͍͉̪͝p̨̙͎͙̳;
    
    va_start(a̢͍͉̪͝p̨̙͎͙̳, f̢̬͉̥̮͈̦̤m̨t̴̝̳);
    vfprintf(stderr, f̢̬͉̥̮͈̦̤m̨t̴̝̳, a̢͍͉̪͝p̨̙͎͙̳);
    va_end(a̢͍͉̪͝p̨̙͎͙̳);
}

int main(int argc, const char* argv[])
{
    const char* h̟͎̪̮e̗͔̟_͎̩̤͖͕̞c̢̤̙̙̱̗̰o̞͓̹͞m̦̟̤̖͙͕e̴̩̟̯̦͉̭s̫̻͠ = "t̥͓̙h̪͔̼͔͍͎͉e ͉̼̖̹ẹ̣̳̮̤̯͕͞n̯̬̰̝̱͕d̝̳ ̨t҉̺̹̫̘̳i̦̤̦̪͇̤͝m̜͚̪̰̜̳̩͝e͏͉̣̫̠̦ͅ ̣̜ͅi̫̱͉͔̺̣͚͝s͚͈͎ ͕̼̼̰ͅn̨i͉̝̩͠g̵̟͔̩ͅh͍̼";
    d̰̞ͅi̜̣̣̤̪s͎̬̙p̫̞͕̹̣͉̙a̘̞̼͕̲ͅt̰̳c͚̟̳͎̻̘ͅh̻͠("%s", h̟͎̪̮e̗͔̟_͎̩̤͖͕̞c̢̤̙̙̱̗̰o̞͓̹͞m̦̟̤̖͙͕e̴̩̟̯̦͉̭s̫̻͠);
    
    return 0;
}

winocms-MacBook-Pro:tmp winocm$ curl -O https://gist.githubusercontent.com/winocm/e3eb9c9b061c7414441c45a4938a0c57/raw/d05ab3137df39c8125b5fe286ec93d087b99cf4c/unicode_was_a_bad_idea.cc
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   954  100   954    0     0   5618      0 --:--:-- --:--:-- --:--:--  5644
winocms-MacBook-Pro:tmp winocm$ clang++ unicode_was_a_bad_idea.cc -o what -std=c++11
winocms-MacBook-Pro:tmp winocm$ ./what
t̥͓̙h̪͔̼͔͍͎͉e ͉̼̖̹ẹ̣̳̮̤̯͕͞n̯̬̰̝̱͕d̝̳ ̨t҉̺̹̫̘̳i̦̤̦̪͇̤͝m̜͚̪̰̜̳̩͝e͏͉̣̫̠̦ͅ ̣̜ͅi̫̱͉͔̺̣͚͝s͚͈͎ ͕̼̼̰ͅn̨i͉̝̩͠g̵̟͔̩ͅh͍̼winocms-MacBook-Pro:tmp winocm$ 

curl https://gist.githubusercontent.com/winocm/e3eb9c9b061c7414441c45a4938a0c57/raw/d05ab3137df39c8125b5fe286ec93d087b99cf4c/unicode_was_a_bad_idea.cc | sudo clang -x c++ -std=c++11 -

sudo

for added danger.