I like the trade-off C/C++ compilers (with a reasonable amount of warnings set) made... warn about constructs like "if (a=b)" unless the user adds an extra pair

I like the trade-off C/C++ compilers (with a reasonable amount of warnings set) made... warn about constructs like "if (a=b)" unless the user adds an extra pair of parentheses, like "if ((a=b))".