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-rw-r--r--src/test/ui/lint/lint-range-endpoint-overflow.rs17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/test/ui/lint/lint-range-endpoint-overflow.rs b/src/test/ui/lint/lint-range-endpoint-overflow.rs
new file mode 100644
index 000000000..7034d56aa
--- /dev/null
+++ b/src/test/ui/lint/lint-range-endpoint-overflow.rs
@@ -0,0 +1,17 @@
+#![deny(overflowing_literals)]
+
+fn main() {
+ let range_a = 0..256; //~ ERROR range endpoint is out of range for `u8`
+ let range_b = 0..=255; // ok
+ let range_c = 0..=256; //~ ERROR literal out of range for `u8`
+ let range_d = 256..5; //~ ERROR literal out of range for `u8`
+ let range_e = 0..257; //~ ERROR literal out of range for `u8`
+ let _range_f = 0..256u8; //~ ERROR range endpoint is out of range for `u8`
+ let _range_g = 0..128i8; //~ ERROR range endpoint is out of range for `i8`
+
+ range_a.collect::<Vec<u8>>();
+ range_b.collect::<Vec<u8>>();
+ range_c.collect::<Vec<u8>>();
+ range_d.collect::<Vec<u8>>();
+ range_e.collect::<Vec<u8>>();
+}