Well, saying "other languages" isn't quite correct, as it's the compiler that will issue a warning, if any. And gcc with -Wall will. It will even catch cases like: 
    if (x = y)

[download]
unlike Perls -w, which will let you do 
    if ($x = $y)

[download]
while keeping silent.

In reply to Re^3: Avoiding the == blues by Anonymous Monk
in thread Avoiding the == blues by friedo

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