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// Regression test for issue #90870.
// run-rustfix
#![allow(dead_code)]
const fn f(a: &u8, b: &u8) -> bool {
*a == *b
//~^ ERROR: calls in constant functions are limited to constant functions, tuple structs and tuple variants [E0015]
//~| HELP: consider dereferencing here
}
const fn g(a: &&&&i64, b: &&&&i64) -> bool {
****a == ****b
//~^ ERROR: calls in constant functions are limited to constant functions, tuple structs and tuple variants [E0015]
//~| HELP: consider dereferencing here
}
const fn h(mut a: &[u8], mut b: &[u8]) -> bool {
while let ([l, at @ ..], [r, bt @ ..]) = (a, b) {
if *l == *r {
//~^ ERROR: calls in constant functions are limited to constant functions, tuple structs and tuple variants [E0015]
//~| HELP: consider dereferencing here
a = at;
b = bt;
} else {
return false;
}
}
a.is_empty() && b.is_empty()
}
fn main() {}
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