Mirror of roytam1's UXP fork just in case Moonchild and Tobin decide to go after him
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#define MOZ_NO_ARITHMETIC_EXPR_IN_ARGUMENT __attribute__((annotate("moz_no_arith_expr_in_arg")))
struct X {
explicit X(int) MOZ_NO_ARITHMETIC_EXPR_IN_ARGUMENT;
void baz(int) MOZ_NO_ARITHMETIC_EXPR_IN_ARGUMENT;
};
int operator+(int, X);
int operator+(X, int);
int operator++(X);
void badArithmeticsInArgs() {
int a = 1;
typedef int myint;
myint b = 2;
X goodObj1(a);
goodObj1.baz(b);
X badObj1(a + b); // expected-error{{cannot pass an arithmetic expression of built-in types to 'X'}}
X badObj2 = X(a ? 0 : ++a); // expected-error{{cannot pass an arithmetic expression of built-in types to 'X'}}
X badObj3(~a); // expected-error{{cannot pass an arithmetic expression of built-in types to 'X'}}
badObj1.baz(a - 1 - b); // expected-error{{cannot pass an arithmetic expression of built-in types to 'baz'}}
badObj1.baz(++a); // expected-error{{cannot pass an arithmetic expression of built-in types to 'baz'}}
badObj1.baz(a++); // expected-error{{cannot pass an arithmetic expression of built-in types to 'baz'}}
badObj1.baz(a || b);
badObj1.baz(a + goodObj1);
badObj1.baz(goodObj1 + a);
badObj1.baz(++goodObj1);
badObj1.baz(-1);
badObj1.baz(-1.0);
badObj1.baz(1 + 2);
badObj1.baz(1 << (sizeof(int)/2));
}