--- /dev/null
+// run-rustfix
+#![warn(clippy::large_digit_groups)]
+
+fn main() {
+ macro_rules! mac {
+ () => {
+ 0b1_10110_i64
+ };
+ }
+
+ let _good = (
+ 0b1011_i64,
+ 0o1_234_u32,
+ 0x0123_4567,
+ 1_2345_6789,
+ 1234_f32,
+ 1_234.12_f32,
+ 1_234.123_f32,
+ 1.123_4_f32,
+ );
+ let _bad = (
+ 0b11_0110_i64,
+ 0xdead_beef_usize,
+ 123_456_f32,
+ 123_456.12_f32,
+ 123_456.123_45_f64,
+ 123_456.123_456_f64,
+ );
+ // Ignore literals in macros
+ let _ = mac!();
+}