int foo() | |
{ | |
char c; | |
return (c ^ 30 ) > (c ^ 40 ); | |
/* | |
these also get the signal : | |
return (c ^ 30 ) == (c ^ 40 ); | |
return ((int)c ^ 30 ) > (c ^ 40 ); | |
also fails if c is "extern char" | |
these are ok : | |
return (c + 30 ) > (c ^ 40 ); | |
return (c ^ 30 ) > (c + 40 ); | |
return (c ^ 30 ) + (c ^ 40 ); | |
return ('a' ^ 30 ) > (c ^ 40 ); | |
return (c ^ 40 ); | |
return (c ^ 30 ) > (c ^ 40 ); | |
*/ | |
} |